From 0d91490875a2eefee5e4043b6d88ef656ca59e7b Mon Sep 17 00:00:00 2001
From: Christian Tzolov <christian.tzolov@gmail.com>
Date: Fri, 10 Mar 2023 08:04:23 +0100
Subject: [PATCH] updatee the azure web adapter

---
 spring-cloud-function-adapters/pom.xml        |    3 +-
 .../pom.xml                                   |    6 +-
 .../sample/pet-store/pom.xml                  |    2 +-
 .../azure/web/AzureWebProxyInvoker.java       |   80 +-
 .../web/client/HeaderValueHolder.java         |   78 --
 .../web/client/ProxyHttpServletRequest.java   | 1168 -----------------
 .../web/client/ProxyHttpServletResponse.java  |  601 ---------
 .../springframework/web/client/ProxyMvc.java  |  214 ---
 .../web/client/ProxyServletContext.java       |  397 ------
 .../org/springframework/web/client/README.md  |    3 -
 .../azure/web/AzureWebProxyInvokerTests.java  |    5 +-
 .../azure/web/PetStoreSpringAppConfig.java    |    2 +-
 12 files changed, 27 insertions(+), 2532 deletions(-)
 delete mode 100644 spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/src/main/java/org/springframework/web/client/HeaderValueHolder.java
 delete mode 100644 spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/src/main/java/org/springframework/web/client/ProxyHttpServletRequest.java
 delete mode 100644 spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/src/main/java/org/springframework/web/client/ProxyHttpServletResponse.java
 delete mode 100644 spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/src/main/java/org/springframework/web/client/ProxyMvc.java
 delete mode 100644 spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/src/main/java/org/springframework/web/client/ProxyServletContext.java
 delete mode 100644 spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/src/main/java/org/springframework/web/client/README.md

diff --git a/spring-cloud-function-adapters/pom.xml b/spring-cloud-function-adapters/pom.xml
index 1cf465997..3e6727a24 100644
--- a/spring-cloud-function-adapters/pom.xml
+++ b/spring-cloud-function-adapters/pom.xml
@@ -17,8 +17,6 @@
 
 	<modules>
 		<module>spring-cloud-function-adapter-aws</module>
-		<module>spring-cloud-function-adapter-aws-web</module>
-		<module>spring-cloud-function-adapter-azure-web</module>
 		<module>spring-cloud-function-adapter-azure-web/sample/pet-store</module>
 		<module>spring-cloud-function-adapter-azure</module>
 		<module>spring-cloud-function-adapter-gcp</module>
@@ -26,6 +24,7 @@
 		<module>spring-cloud-function-grpc-cloudevent-ext</module>
 		<module>spring-cloud-function-serverless-web</module>
 		<module>spring-cloud-function-adapter-aws-web</module>
+		<module>spring-cloud-function-adapter-azure-web</module>
 	</modules>
 
 </project>
diff --git a/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/pom.xml b/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/pom.xml
index 19081d7a5..b2889d4c7 100644
--- a/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/pom.xml
+++ b/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/pom.xml
@@ -9,7 +9,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-function-adapter-parent</artifactId>
-		<version>3.2.9-SNAPSHOT</version>
+		<version>3.2.10-SNAPSHOT</version>
 	</parent>
 	<properties>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
@@ -24,6 +24,10 @@
 			<artifactId>annotations</artifactId>
 			<version>3.0.1</version>
 		</dependency>
+		<dependency>
+			<groupId>org.springframework.cloud</groupId>
+			<artifactId>spring-cloud-function-serverless-web</artifactId>
+		</dependency>
 		<dependency>
 			<groupId>com.microsoft.azure.functions</groupId>
 			<artifactId>azure-functions-java-library</artifactId>
diff --git a/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/sample/pet-store/pom.xml b/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/sample/pet-store/pom.xml
index 7116bb98d..d19643feb 100644
--- a/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/sample/pet-store/pom.xml
+++ b/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/sample/pet-store/pom.xml
@@ -48,7 +48,7 @@
         <dependency>
             <groupId>org.springframework.cloud</groupId>
             <artifactId>spring-cloud-function-adapter-azure-web</artifactId>
-            <version>3.2.9-SNAPSHOT</version>
+            <version>3.2.10-SNAPSHOT</version>
         </dependency>
         <!--
              the Spring Context Indexer run an annotation processor at compile time and generates
diff --git a/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/src/main/java/org/springframework/cloud/function/adapter/azure/web/AzureWebProxyInvoker.java b/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/src/main/java/org/springframework/cloud/function/adapter/azure/web/AzureWebProxyInvoker.java
index 9a0aa3811..09c7d5ffd 100644
--- a/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/src/main/java/org/springframework/cloud/function/adapter/azure/web/AzureWebProxyInvoker.java
+++ b/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/src/main/java/org/springframework/cloud/function/adapter/azure/web/AzureWebProxyInvoker.java
@@ -16,19 +16,13 @@
 
 package org.springframework.cloud.function.adapter.azure.web;
 
-import java.util.ArrayList;
-import java.util.Collections;
-import java.util.Enumeration;
 import java.util.Map.Entry;
 import java.util.Optional;
 
-import javax.servlet.Filter;
-import javax.servlet.ServletConfig;
 import javax.servlet.ServletContext;
 import javax.servlet.ServletException;
 import javax.servlet.http.HttpServletRequest;
 
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.microsoft.azure.functions.ExecutionContext;
 import com.microsoft.azure.functions.HttpMethod;
 import com.microsoft.azure.functions.HttpRequestMessage;
@@ -42,14 +36,11 @@ import com.microsoft.azure.functions.spi.inject.FunctionInstanceInjector;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 
+import org.springframework.cloud.function.serverless.web.ProxyHttpServletRequest;
+import org.springframework.cloud.function.serverless.web.ProxyHttpServletResponse;
+import org.springframework.cloud.function.serverless.web.ProxyMvc;
 import org.springframework.util.CollectionUtils;
 import org.springframework.util.StringUtils;
-import org.springframework.web.client.ProxyHttpServletRequest;
-import org.springframework.web.client.ProxyHttpServletResponse;
-import org.springframework.web.client.ProxyMvc;
-import org.springframework.web.client.ProxyServletContext;
-import org.springframework.web.context.support.AnnotationConfigWebApplicationContext;
-import org.springframework.web.servlet.DispatcherServlet;
 
 /**
  *
@@ -61,15 +52,17 @@ public class AzureWebProxyInvoker implements FunctionInstanceInjector {
 
 	private static Log logger = LogFactory.getLog(AzureWebProxyInvoker.class);
 
+	private static final String AZURE_WEB_ADAPTER_NAME = "AzureWebAdapter";
+	private static final String AZURE_WEB_ADAPTER_ROUTE = AZURE_WEB_ADAPTER_NAME
+			+ "/{e?}/{e2?}/{e3?}/{e4?}/{e5?}/{e6?}/{e7?}/{e8?}/{e9?}/{e10?}/{e11?}/{e12?}/{e13?}/{e14?}/{e15?}";
+
 	private ProxyMvc mvc;
 
 	private ServletContext servletContext;
 
-	ObjectMapper mapper = new ObjectMapper();
-
 	@Override
 	public <T> T getInstance(Class<T> functionClass) throws Exception {
-		// System.setProperty("MAIN_CLASS", "oz.spring.petstore.PetStoreSpringAppConfig");
+	//	System.setProperty("MAIN_CLASS", "oz.spring.petstore.PetStoreSpringAppConfig");
 		this.initialize();
 		return (T) this;
 	}
@@ -81,31 +74,19 @@ public class AzureWebProxyInvoker implements FunctionInstanceInjector {
 	 */
 	private void initialize() throws ServletException {
 		synchronized (AzureWebProxyInvoker.class.getName()) {
-			if (this.servletContext == null) {
+			if (mvc == null) {
 				Class<?> startClass = FunctionClassUtils.getStartClass();
-				AnnotationConfigWebApplicationContext applicationContext = new AnnotationConfigWebApplicationContext();
-				applicationContext.register(startClass);
-
-				this.servletContext = new ProxyServletContext();
-				ServletConfig servletConfig = new ProxyServletConfig(this.servletContext);
-
-				DispatcherServlet servlet = new DispatcherServlet(applicationContext);
-				servlet.init(servletConfig);
-				this.mvc = new ProxyMvc(servlet,
-						applicationContext.getBeansOfType(Filter.class).values().toArray(new Filter[0]));
+				this.mvc = ProxyMvc.INSTANCE(startClass);
 			}
 		}
 	}
 
 	private HttpServletRequest prepareRequest(HttpRequestMessage<Optional<String>> request) {
 
-		// Note: Currently this is the only way to pass the the application
-		// route (e.g. the execution REST url)
-		String path = request.getQueryParameters().get("path");
+		int pathOffset = request.getUri().getPath().indexOf(AZURE_WEB_ADAPTER_NAME) + AZURE_WEB_ADAPTER_NAME.length();
+
+		String path = request.getUri().getPath().substring(pathOffset);
 
-		if (!StringUtils.hasText(path)) {
-			throw new IllegalStateException("Missing path parameter");
-		}
 		ProxyHttpServletRequest httpRequest = new ProxyHttpServletRequest(servletContext,
 				request.getHttpMethod().toString(), path);
 
@@ -126,10 +107,10 @@ public class AzureWebProxyInvoker implements FunctionInstanceInjector {
 		return httpRequest;
 	}
 
-	@FunctionName("AzureWebAdapter")
+	@FunctionName(AZURE_WEB_ADAPTER_NAME)
 	public HttpResponseMessage execute(
 			@HttpTrigger(name = "req", methods = { HttpMethod.GET,
-					HttpMethod.POST }, authLevel = AuthorizationLevel.ANONYMOUS) HttpRequestMessage<Optional<String>> request,
+					HttpMethod.POST }, authLevel = AuthorizationLevel.ANONYMOUS, route = AZURE_WEB_ADAPTER_ROUTE) HttpRequestMessage<Optional<String>> request,
 			ExecutionContext context) {
 
 		context.getLogger().info("Request body is: " + request.getBody().orElse("[empty]"));
@@ -138,7 +119,7 @@ public class AzureWebProxyInvoker implements FunctionInstanceInjector {
 
 		ProxyHttpServletResponse httpResponse = new ProxyHttpServletResponse();
 		try {
-			this.mvc.perform(httpRequest, httpResponse);
+			this.mvc.service(httpRequest, httpResponse);
 
 			Builder responseBuilder = request.createResponseBuilder(HttpStatus.OK);
 			for (String headerName : httpResponse.getHeaderNames()) {
@@ -161,33 +142,4 @@ public class AzureWebProxyInvoker implements FunctionInstanceInjector {
 		}
 
 	}
-
-	private static class ProxyServletConfig implements ServletConfig {
-
-		private final ServletContext servletContext;
-
-		ProxyServletConfig(ServletContext servletContext) {
-			this.servletContext = servletContext;
-		}
-
-		@Override
-		public String getServletName() {
-			return "serverless-proxy";
-		}
-
-		@Override
-		public ServletContext getServletContext() {
-			return this.servletContext;
-		}
-
-		@Override
-		public Enumeration<String> getInitParameterNames() {
-			return Collections.enumeration(new ArrayList<String>());
-		}
-
-		@Override
-		public String getInitParameter(String name) {
-			return null;
-		}
-	}
 }
diff --git a/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/src/main/java/org/springframework/web/client/HeaderValueHolder.java b/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/src/main/java/org/springframework/web/client/HeaderValueHolder.java
deleted file mode 100644
index 74cef84db..000000000
--- a/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/src/main/java/org/springframework/web/client/HeaderValueHolder.java
+++ /dev/null
@@ -1,78 +0,0 @@
-/*
- * Copyright 2023-2023 the original author or authors.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      https://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package org.springframework.web.client;
-
-import java.util.ArrayList;
-import java.util.Collection;
-import java.util.Collections;
-import java.util.LinkedList;
-import java.util.List;
-
-import org.springframework.lang.Nullable;
-import org.springframework.util.CollectionUtils;
-
-class HeaderValueHolder {
-
-	private final List<Object> values = new LinkedList<>();
-
-	void setValue(@Nullable Object value) {
-		this.values.clear();
-		if (value != null) {
-			this.values.add(value);
-		}
-	}
-
-	void addValue(Object value) {
-		this.values.add(value);
-	}
-
-	void addValues(Collection<?> values) {
-		this.values.addAll(values);
-	}
-
-	void addValueArray(Object values) {
-		CollectionUtils.mergeArrayIntoCollection(values, this.values);
-	}
-
-	List<Object> getValues() {
-		return Collections.unmodifiableList(this.values);
-	}
-
-	List<String> getStringValues() {
-		List<String> stringList = new ArrayList<>(this.values.size());
-		for (Object value : this.values) {
-			stringList.add(value.toString());
-		}
-		return Collections.unmodifiableList(stringList);
-	}
-
-	@Nullable
-	Object getValue() {
-		return (!this.values.isEmpty() ? this.values.get(0) : null);
-	}
-
-	@Nullable
-	String getStringValue() {
-		return (!this.values.isEmpty() ? String.valueOf(this.values.get(0)) : null);
-	}
-
-	@Override
-	public String toString() {
-		return this.values.toString();
-	}
-
-}
diff --git a/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/src/main/java/org/springframework/web/client/ProxyHttpServletRequest.java b/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/src/main/java/org/springframework/web/client/ProxyHttpServletRequest.java
deleted file mode 100644
index 3cfda3309..000000000
--- a/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/src/main/java/org/springframework/web/client/ProxyHttpServletRequest.java
+++ /dev/null
@@ -1,1168 +0,0 @@
-/*
- * Copyright 2023-2023 the original author or authors.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      https://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package org.springframework.web.client;
-
-import java.io.BufferedReader;
-import java.io.ByteArrayInputStream;
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.InputStreamReader;
-import java.io.Reader;
-import java.io.StringReader;
-import java.io.UnsupportedEncodingException;
-import java.security.Principal;
-import java.text.ParseException;
-import java.text.SimpleDateFormat;
-import java.util.Arrays;
-import java.util.Collection;
-import java.util.Collections;
-import java.util.Date;
-import java.util.Enumeration;
-import java.util.HashSet;
-import java.util.LinkedHashMap;
-import java.util.LinkedHashSet;
-import java.util.LinkedList;
-import java.util.List;
-import java.util.Locale;
-import java.util.Map;
-import java.util.Set;
-import java.util.TimeZone;
-import java.util.stream.Collectors;
-
-import javax.servlet.AsyncContext;
-import javax.servlet.DispatcherType;
-import javax.servlet.ReadListener;
-import javax.servlet.RequestDispatcher;
-import javax.servlet.ServletContext;
-import javax.servlet.ServletException;
-import javax.servlet.ServletInputStream;
-import javax.servlet.ServletRequest;
-import javax.servlet.ServletResponse;
-import javax.servlet.http.Cookie;
-import javax.servlet.http.HttpServletRequest;
-import javax.servlet.http.HttpServletResponse;
-import javax.servlet.http.HttpSession;
-import javax.servlet.http.HttpUpgradeHandler;
-import javax.servlet.http.Part;
-
-import org.springframework.http.HttpHeaders;
-import org.springframework.http.MediaType;
-import org.springframework.lang.NonNull;
-import org.springframework.lang.Nullable;
-import org.springframework.util.Assert;
-import org.springframework.util.LinkedCaseInsensitiveMap;
-import org.springframework.util.LinkedMultiValueMap;
-import org.springframework.util.MultiValueMap;
-import org.springframework.util.ObjectUtils;
-import org.springframework.util.StringUtils;
-
-public class ProxyHttpServletRequest implements HttpServletRequest {
-
-	private static final String HTTP = "http";
-
-	private static final String HTTPS = "https";
-
-	private static final String CHARSET_PREFIX = "charset=";
-
-	private static final TimeZone GMT = TimeZone.getTimeZone("GMT");
-
-	private static final BufferedReader EMPTY_BUFFERED_READER = new BufferedReader(new StringReader(""));
-
-	private static final String[] DATE_FORMATS = new String[] { "EEE, dd MMM yyyy HH:mm:ss zzz",
-			"EEE, dd-MMM-yy HH:mm:ss zzz", "EEE MMM dd HH:mm:ss yyyy" };
-
-	// ---------------------------------------------------------------------
-	// Public constants
-	// ---------------------------------------------------------------------
-
-	/**
-	 * bla.
-	 */
-	public static final String DEFAULT_PROTOCOL = "HTTP/1.1";
-
-	/**
-	 * bla.
-	 */
-	public static final String DEFAULT_SCHEME = HTTP;
-
-	/**
-	 * bla.
-	 */
-	public static final String DEFAULT_SERVER_ADDR = "127.0.0.1";
-
-	/**
-	 * bla.
-	 */
-	public static final String DEFAULT_SERVER_NAME = "localhost";
-
-	/**
-	 * The default server port: '80'.
-	 */
-	public static final int DEFAULT_SERVER_PORT = 80;
-
-	/**
-	 * The default remote address: '127.0.0.1'.
-	 */
-	public static final String DEFAULT_REMOTE_ADDR = "127.0.0.1";
-
-	/**
-	 * The default remote host: 'localhost'.
-	 */
-	public static final String DEFAULT_REMOTE_HOST = "localhost";
-
-	// ---------------------------------------------------------------------
-	// Lifecycle properties
-	// ---------------------------------------------------------------------
-
-	private final ServletContext servletContext;
-
-	private boolean active = true;
-
-	// ---------------------------------------------------------------------
-	// ServletRequest properties
-	// ---------------------------------------------------------------------
-
-	private final Map<String, Object> attributes = new LinkedHashMap<>();
-
-	@Nullable
-	private String characterEncoding;
-
-	@Nullable
-	private byte[] content;
-
-	@Nullable
-	private String contentType;
-
-	@Nullable
-	private ServletInputStream inputStream;
-
-	@Nullable
-	private BufferedReader reader;
-
-	private final Map<String, String[]> parameters = new LinkedHashMap<>(16);
-
-	/** List of locales in descending order. */
-	private final LinkedList<Locale> locales = new LinkedList<>();
-
-	private boolean asyncStarted = false;
-
-	private boolean asyncSupported = false;
-
-	private DispatcherType dispatcherType = DispatcherType.REQUEST;
-
-	// ---------------------------------------------------------------------
-	// HttpServletRequest properties
-	// ---------------------------------------------------------------------
-
-	@Nullable
-	private String authType;
-
-	@Nullable
-	private Cookie[] cookies;
-
-	private final Map<String, HeaderValueHolder> headers = new LinkedCaseInsensitiveMap<>();
-
-	@Nullable
-	private String method;
-
-	@Nullable
-	private String pathInfo;
-
-	private String contextPath = "";
-
-	@Nullable
-	private String queryString;
-
-	@Nullable
-	private String remoteUser;
-
-	private final Set<String> userRoles = new HashSet<>();
-
-	@Nullable
-	private Principal userPrincipal;
-
-	@Nullable
-	private String requestedSessionId;
-
-	@Nullable
-	private String requestURI;
-
-	private String servletPath = "";
-
-	@Nullable
-	private HttpSession session;
-
-	private boolean requestedSessionIdValid = true;
-
-	private boolean requestedSessionIdFromCookie = true;
-
-	private boolean requestedSessionIdFromURL = false;
-
-	private final MultiValueMap<String, Part> parts = new LinkedMultiValueMap<>();
-
-	// ---------------------------------------------------------------------
-	// Constructors
-	// ---------------------------------------------------------------------
-
-	public ProxyHttpServletRequest(ServletContext servletContext, String method, String requestURI) {
-		this.servletContext = servletContext;
-		this.method = method;
-		this.requestURI = requestURI;
-		this.locales.add(Locale.ENGLISH);
-	}
-
-	// ---------------------------------------------------------------------
-	// Lifecycle methods
-	// ---------------------------------------------------------------------
-
-	/**
-	 * Return the ServletContext that this request is associated with. (Not available in the standard HttpServletRequest
-	 * interface for some reason.)
-	 */
-	@Override
-	public ServletContext getServletContext() {
-		return this.servletContext;
-	}
-
-	/**
-	 * Return whether this request is still active (that is, not completed yet).
-	 */
-	public boolean isActive() {
-		return this.active;
-	}
-
-	/**
-	 * Mark this request as completed, keeping its state.
-	 */
-	public void close() {
-		this.active = false;
-	}
-
-	/**
-	 * Invalidate this request, clearing its state.
-	 */
-	public void invalidate() {
-		close();
-		clearAttributes();
-	}
-
-	/**
-	 * Check whether this request is still active (that is, not completed yet), throwing an IllegalStateException if not
-	 * active anymore.
-	 */
-	protected void checkActive() throws IllegalStateException {
-		Assert.state(this.active, "Request is not active anymore");
-	}
-
-	// ---------------------------------------------------------------------
-	// ServletRequest interface
-	// ---------------------------------------------------------------------
-
-	@Override
-	public Object getAttribute(String name) {
-		checkActive();
-		return this.attributes.get(name);
-	}
-
-	@Override
-	public Enumeration<String> getAttributeNames() {
-		checkActive();
-		return Collections.enumeration(new LinkedHashSet<>(this.attributes.keySet()));
-	}
-
-	@Override
-	@Nullable
-	public String getCharacterEncoding() {
-		return this.characterEncoding;
-	}
-
-	@Override
-	public void setCharacterEncoding(@Nullable String characterEncoding) {
-		this.characterEncoding = characterEncoding;
-		updateContentTypeHeader();
-	}
-
-	private void updateContentTypeHeader() {
-		if (StringUtils.hasLength(this.contentType)) {
-			String value = this.contentType;
-			if (StringUtils.hasLength(this.characterEncoding)
-					&& !this.contentType.toLowerCase().contains(CHARSET_PREFIX)) {
-				value += ';' + CHARSET_PREFIX + this.characterEncoding;
-			}
-			doAddHeaderValue(HttpHeaders.CONTENT_TYPE, value, true);
-		}
-	}
-
-	public void setContent(@Nullable byte[] content) {
-		this.content = content;
-		this.inputStream = null;
-		this.reader = null;
-	}
-
-	@Nullable
-	public byte[] getContentAsByteArray() {
-		return this.content;
-	}
-
-	@Nullable
-	public String getContentAsString() throws IllegalStateException, UnsupportedEncodingException {
-		Assert.state(this.characterEncoding != null, "Cannot get content as a String for a null character encoding. "
-				+ "Consider setting the characterEncoding in the request.");
-
-		if (this.content == null) {
-			return null;
-		}
-		return new String(this.content, this.characterEncoding);
-	}
-
-	@Override
-	public int getContentLength() {
-		return (this.content != null ? this.content.length : -1);
-	}
-
-	@Override
-	public long getContentLengthLong() {
-		return getContentLength();
-	}
-
-	public void setContentType(@Nullable String contentType) {
-		this.contentType = contentType;
-		if (contentType != null) {
-			try {
-				MediaType mediaType = MediaType.parseMediaType(contentType);
-				if (mediaType.getCharset() != null) {
-					this.characterEncoding = mediaType.getCharset().name();
-				}
-			}
-			catch (IllegalArgumentException ex) {
-				// Try to get charset value anyway
-				int charsetIndex = contentType.toLowerCase().indexOf(CHARSET_PREFIX);
-				if (charsetIndex != -1) {
-					this.characterEncoding = contentType.substring(charsetIndex + CHARSET_PREFIX.length());
-				}
-			}
-			updateContentTypeHeader();
-		}
-	}
-
-	@Override
-	@Nullable
-	public String getContentType() {
-		return this.contentType;
-	}
-
-	@Override
-	public ServletInputStream getInputStream() {
-		InputStream stream = new ByteArrayInputStream(this.content);
-		return new ServletInputStream() {
-
-			boolean finished = false;
-
-			@Override
-			public int read() throws IOException {
-				if (stream == null) {
-					return -1;
-				}
-				int readByte = stream.read();
-				if (readByte == -1) {
-					finished = true;
-				}
-				return readByte;
-			}
-
-			@Override
-			public void setReadListener(ReadListener readListener) {
-				// TODO Auto-generated method stub
-
-			}
-
-			@Override
-			public boolean isReady() {
-				return !finished;
-			}
-
-			@Override
-			public boolean isFinished() {
-				return finished;
-			}
-		};
-	}
-
-	/**
-	 * Set a single value for the specified HTTP parameter.
-	 * <p>
-	 * If there are already one or more values registered for the given parameter name, they will be replaced.
-	 */
-	public void setParameter(String name, String value) {
-		setParameter(name, new String[] { value });
-	}
-
-	/**
-	 * Set an array of values for the specified HTTP parameter.
-	 * <p>
-	 * If there are already one or more values registered for the given parameter name, they will be replaced.
-	 */
-	public void setParameter(String name, String... values) {
-		Assert.notNull(name, "Parameter name must not be null");
-		this.parameters.put(name, values);
-	}
-
-	public void setParameters(Map<String, ?> params) {
-		Assert.notNull(params, "Parameter map must not be null");
-		params.forEach((key, value) -> {
-			if (value instanceof String) {
-				setParameter(key, (String) value);
-			}
-			else if (value instanceof String[]) {
-				setParameter(key, (String[]) value);
-			}
-			else {
-				throw new IllegalArgumentException("Parameter map value must be single value " + " or array of type ["
-						+ String.class.getName() + "]");
-			}
-		});
-	}
-
-	/**
-	 * Add a single value for the specified HTTP parameter.
-	 * <p>
-	 * If there are already one or more values registered for the given parameter name, the given value will be added to
-	 * the end of the list.
-	 */
-	public void addParameter(String name, @Nullable String value) {
-		addParameter(name, new String[] { value });
-	}
-
-	/**
-	 * Add an array of values for the specified HTTP parameter.
-	 * <p>
-	 * If there are already one or more values registered for the given parameter name, the given values will be added
-	 * to the end of the list.
-	 */
-	public void addParameter(String name, String... values) {
-		Assert.notNull(name, "Parameter name must not be null");
-		String[] oldArr = this.parameters.get(name);
-		if (oldArr != null) {
-			String[] newArr = new String[oldArr.length + values.length];
-			System.arraycopy(oldArr, 0, newArr, 0, oldArr.length);
-			System.arraycopy(values, 0, newArr, oldArr.length, values.length);
-			this.parameters.put(name, newArr);
-		}
-		else {
-			this.parameters.put(name, values);
-		}
-	}
-
-	/**
-	 * Add all provided parameters <strong>without</strong> replacing any existing values. To replace existing values,
-	 * use {@link #setParameters(java.util.Map)}.
-	 */
-	public void addParameters(Map<String, ?> params) {
-		Assert.notNull(params, "Parameter map must not be null");
-		params.forEach((key, value) -> {
-			if (value instanceof String) {
-				addParameter(key, (String) value);
-			}
-			else if (value instanceof String[]) {
-				addParameter(key, (String[]) value);
-			}
-			else {
-				throw new IllegalArgumentException("Parameter map value must be single value " + " or array of type ["
-						+ String.class.getName() + "]");
-			}
-		});
-	}
-
-	/**
-	 * Remove already registered values for the specified HTTP parameter, if any.
-	 */
-	public void removeParameter(String name) {
-		Assert.notNull(name, "Parameter name must not be null");
-		this.parameters.remove(name);
-	}
-
-	/**
-	 * Remove all existing parameters.
-	 */
-	public void removeAllParameters() {
-		this.parameters.clear();
-	}
-
-	@Override
-	@Nullable
-	public String getParameter(String name) {
-		Assert.notNull(name, "Parameter name must not be null");
-		String[] arr = this.parameters.get(name);
-		return (arr != null && arr.length > 0 ? arr[0] : null);
-	}
-
-	@Override
-	public Enumeration<String> getParameterNames() {
-		return Collections.enumeration(this.parameters.keySet());
-	}
-
-	@Override
-	public String[] getParameterValues(String name) {
-		Assert.notNull(name, "Parameter name must not be null");
-		return this.parameters.get(name);
-	}
-
-	@Override
-	public Map<String, String[]> getParameterMap() {
-		return Collections.unmodifiableMap(this.parameters);
-	}
-
-	public void setProtocol(String protocol) {
-		// this.protocol = protocol;
-		throw new UnsupportedOperationException();
-	}
-
-	@Override
-	public String getProtocol() {
-		// return this.protocol;
-		throw new UnsupportedOperationException();
-	}
-
-	public void setScheme(String scheme) {
-		// this.scheme = scheme;
-		throw new UnsupportedOperationException();
-	}
-
-	@Override
-	public String getScheme() {
-		throw new UnsupportedOperationException();
-	}
-
-	public void setServerName(String serverName) {
-		throw new UnsupportedOperationException();
-	}
-
-	@Override
-	public String getServerName() {
-		throw new UnsupportedOperationException();
-	}
-
-	public void setServerPort(int serverPort) {
-		throw new UnsupportedOperationException();
-	}
-
-	@Override
-	public int getServerPort() {
-		throw new UnsupportedOperationException();
-	}
-
-	@Override
-	public BufferedReader getReader() throws UnsupportedEncodingException {
-		if (this.reader != null) {
-			return this.reader;
-		}
-		else if (this.inputStream != null) {
-			throw new IllegalStateException(
-					"Cannot call getReader() after getInputStream() has already been called for the current request");
-		}
-
-		if (this.content != null) {
-			InputStream sourceStream = new ByteArrayInputStream(this.content);
-			Reader sourceReader = (this.characterEncoding != null)
-					? new InputStreamReader(sourceStream, this.characterEncoding)
-					: new InputStreamReader(sourceStream);
-			this.reader = new BufferedReader(sourceReader);
-		}
-		else {
-			this.reader = EMPTY_BUFFERED_READER;
-		}
-		return this.reader;
-	}
-
-	public void setRemoteAddr(String remoteAddr) {
-		throw new UnsupportedOperationException();
-	}
-
-	@Override
-	public String getRemoteAddr() {
-		return "proxy";
-	}
-
-	public void setRemoteHost(String remoteHost) {
-		throw new UnsupportedOperationException();
-	}
-
-	@Override
-	public String getRemoteHost() {
-		throw new UnsupportedOperationException();
-	}
-
-	@Override
-	public void setAttribute(String name, @Nullable Object value) {
-		checkActive();
-		Assert.notNull(name, "Attribute name must not be null");
-		if (value != null) {
-			this.attributes.put(name, value);
-		}
-		else {
-			this.attributes.remove(name);
-		}
-	}
-
-	@Override
-	public void removeAttribute(String name) {
-		checkActive();
-		Assert.notNull(name, "Attribute name must not be null");
-		this.attributes.remove(name);
-	}
-
-	/**
-	 * Clear all of this request's attributes.
-	 */
-	public void clearAttributes() {
-		this.attributes.clear();
-	}
-
-	/**
-	 * Add a new preferred locale, before any existing locales.
-	 *
-	 * @see #setPreferredLocales
-	 */
-	public void addPreferredLocale(Locale locale) {
-		Assert.notNull(locale, "Locale must not be null");
-		this.locales.addFirst(locale);
-		updateAcceptLanguageHeader();
-	}
-
-	/**
-	 * Set the list of preferred locales, in descending order, effectively replacing any existing locales.
-	 *
-	 * @since 3.2
-	 * @see #addPreferredLocale
-	 */
-	public void setPreferredLocales(List<Locale> locales) {
-		Assert.notEmpty(locales, "Locale list must not be empty");
-		this.locales.clear();
-		this.locales.addAll(locales);
-		updateAcceptLanguageHeader();
-	}
-
-	private void updateAcceptLanguageHeader() {
-		HttpHeaders headers = new HttpHeaders();
-		headers.setAcceptLanguageAsLocales(this.locales);
-		doAddHeaderValue(HttpHeaders.ACCEPT_LANGUAGE, headers.getFirst(HttpHeaders.ACCEPT_LANGUAGE), true);
-	}
-
-	@Override
-	public Locale getLocale() {
-		return this.locales.getFirst();
-	}
-
-	@Override
-	public Enumeration<Locale> getLocales() {
-		return Collections.enumeration(this.locales);
-	}
-
-	@Override
-	public boolean isSecure() {
-		throw new UnsupportedOperationException();
-	}
-
-	@Override
-	public RequestDispatcher getRequestDispatcher(String path) {
-		throw new UnsupportedOperationException();
-	}
-
-	@Override
-	@Deprecated
-	public String getRealPath(String path) {
-		return this.servletContext.getRealPath(path);
-	}
-
-	public void setRemotePort(int remotePort) {
-		throw new UnsupportedOperationException();
-	}
-
-	@Override
-	public int getRemotePort() {
-		throw new UnsupportedOperationException();
-	}
-
-	public void setLocalName(String localName) {
-		throw new UnsupportedOperationException();
-	}
-
-	@Override
-	public String getLocalName() {
-		throw new UnsupportedOperationException();
-	}
-
-	public void setLocalAddr(String localAddr) {
-		throw new UnsupportedOperationException();
-	}
-
-	@Override
-	public String getLocalAddr() {
-		return "proxy";
-	}
-
-	public void setLocalPort(int localPort) {
-		throw new UnsupportedOperationException();
-	}
-
-	@Override
-	public int getLocalPort() {
-		// return this.localPort;
-		throw new UnsupportedOperationException();
-	}
-
-	@Override
-	public AsyncContext startAsync() {
-		return startAsync(this, null);
-	}
-
-	@Override
-	public AsyncContext startAsync(ServletRequest request, @Nullable ServletResponse response) {
-		throw new UnsupportedOperationException();
-	}
-
-	public void setAsyncStarted(boolean asyncStarted) {
-		this.asyncStarted = asyncStarted;
-	}
-
-	@Override
-	public boolean isAsyncStarted() {
-		return this.asyncStarted;
-	}
-
-	public void setAsyncSupported(boolean asyncSupported) {
-		this.asyncSupported = asyncSupported;
-	}
-
-	@Override
-	public boolean isAsyncSupported() {
-		return this.asyncSupported;
-	}
-
-	public void setAsyncContext(@Nullable AsyncContext asyncContext) {
-		throw new UnsupportedOperationException();
-	}
-
-	@Override
-	@Nullable
-	public AsyncContext getAsyncContext() {
-		return null;
-	}
-
-	public void setDispatcherType(DispatcherType dispatcherType) {
-		this.dispatcherType = dispatcherType;
-	}
-
-	@Override
-	public javax.servlet.DispatcherType getDispatcherType() {
-		return this.dispatcherType;
-	}
-
-	// ---------------------------------------------------------------------
-	// HttpServletRequest interface
-	// ---------------------------------------------------------------------
-
-	public void setAuthType(@Nullable String authType) {
-		this.authType = authType;
-	}
-
-	@Override
-	@Nullable
-	public String getAuthType() {
-		return this.authType;
-	}
-
-	public void setCookies(@Nullable Cookie... cookies) {
-		this.cookies = (ObjectUtils.isEmpty(cookies) ? null : cookies);
-		if (this.cookies == null) {
-			removeHeader(HttpHeaders.COOKIE);
-		}
-		else {
-			doAddHeaderValue(HttpHeaders.COOKIE, encodeCookies(this.cookies), true);
-		}
-	}
-
-	private static String encodeCookies(@NonNull Cookie... cookies) {
-		return Arrays.stream(cookies).map(c -> c.getName() + '=' + (c.getValue() == null ? "" : c.getValue()))
-				.collect(Collectors.joining("; "));
-	}
-
-	@Override
-	@Nullable
-	public Cookie[] getCookies() {
-		return this.cookies;
-	}
-
-	public void addHeader(String name, Object value) {
-		if (HttpHeaders.CONTENT_TYPE.equalsIgnoreCase(name) && !this.headers.containsKey(HttpHeaders.CONTENT_TYPE)) {
-			setContentType(value.toString());
-		}
-		else if (HttpHeaders.ACCEPT_LANGUAGE.equalsIgnoreCase(name)
-				&& !this.headers.containsKey(HttpHeaders.ACCEPT_LANGUAGE)) {
-			try {
-				HttpHeaders headers = new HttpHeaders();
-				headers.add(HttpHeaders.ACCEPT_LANGUAGE, value.toString());
-				List<Locale> locales = headers.getAcceptLanguageAsLocales();
-				this.locales.clear();
-				this.locales.addAll(locales);
-				if (this.locales.isEmpty()) {
-					this.locales.add(Locale.ENGLISH);
-				}
-			}
-			catch (IllegalArgumentException ex) {
-				// Invalid Accept-Language format -> just store plain header
-			}
-			doAddHeaderValue(name, value, true);
-		}
-		else {
-			doAddHeaderValue(name, value, false);
-		}
-	}
-
-	private void doAddHeaderValue(String name, @Nullable Object value, boolean replace) {
-		HeaderValueHolder header = this.headers.get(name);
-		Assert.notNull(value, "Header value must not be null");
-		if (header == null || replace) {
-			header = new HeaderValueHolder();
-			this.headers.put(name, header);
-		}
-		if (value instanceof Collection) {
-			header.addValues((Collection<?>) value);
-		}
-		else if (value.getClass().isArray()) {
-			header.addValueArray(value);
-		}
-		else {
-			header.addValue(value);
-		}
-	}
-
-	public void removeHeader(String name) {
-		Assert.notNull(name, "Header name must not be null");
-		this.headers.remove(name);
-	}
-
-	@Override
-	public long getDateHeader(String name) {
-		HeaderValueHolder header = this.headers.get(name);
-		Object value = (header != null ? header.getValue() : null);
-		if (value instanceof Date) {
-			return ((Date) value).getTime();
-		}
-		else if (value instanceof Number) {
-			return ((Number) value).longValue();
-		}
-		else if (value instanceof String) {
-			return parseDateHeader(name, (String) value);
-		}
-		else if (value != null) {
-			throw new IllegalArgumentException(
-					"Value for header '" + name + "' is not a Date, Number, or String: " + value);
-		}
-		else {
-			return -1L;
-		}
-	}
-
-	private long parseDateHeader(String name, String value) {
-		for (String dateFormat : DATE_FORMATS) {
-			SimpleDateFormat simpleDateFormat = new SimpleDateFormat(dateFormat, Locale.US);
-			simpleDateFormat.setTimeZone(GMT);
-			try {
-				return simpleDateFormat.parse(value).getTime();
-			}
-			catch (ParseException ex) {
-				// ignore
-			}
-		}
-		throw new IllegalArgumentException("Cannot parse date value '" + value + "' for '" + name + "' header");
-	}
-
-	@Override
-	@Nullable
-	public String getHeader(String name) {
-		HeaderValueHolder header = this.headers.get(name);
-		return (header != null ? header.getStringValue() : null);
-	}
-
-	@Override
-	public Enumeration<String> getHeaders(String name) {
-		HeaderValueHolder header = this.headers.get(name);
-		return Collections.enumeration(header != null ? header.getStringValues() : new LinkedList<>());
-	}
-
-	@Override
-	public Enumeration<String> getHeaderNames() {
-		return Collections.enumeration(this.headers.keySet());
-	}
-
-	@Override
-	public int getIntHeader(String name) {
-		HeaderValueHolder header = this.headers.get(name);
-		Object value = (header != null ? header.getValue() : null);
-		if (value instanceof Number) {
-			return ((Number) value).intValue();
-		}
-		else if (value instanceof String) {
-			return Integer.parseInt((String) value);
-		}
-		else if (value != null) {
-			throw new NumberFormatException("Value for header '" + name + "' is not a Number: " + value);
-		}
-		else {
-			return -1;
-		}
-	}
-
-	public void setMethod(@Nullable String method) {
-		this.method = method;
-	}
-
-	@Override
-	@Nullable
-	public String getMethod() {
-		return this.method;
-	}
-
-	public void setPathInfo(@Nullable String pathInfo) {
-		this.pathInfo = pathInfo;
-	}
-
-	@Override
-	@Nullable
-	public String getPathInfo() {
-		return this.pathInfo;
-	}
-
-	@Override
-	@Nullable
-	public String getPathTranslated() {
-		return (this.pathInfo != null ? getRealPath(this.pathInfo) : null);
-	}
-
-	public void setContextPath(String contextPath) {
-		this.contextPath = contextPath;
-	}
-
-	@Override
-	public String getContextPath() {
-		return this.contextPath;
-	}
-
-	public void setQueryString(@Nullable String queryString) {
-		this.queryString = queryString;
-	}
-
-	@Override
-	@Nullable
-	public String getQueryString() {
-		return this.queryString;
-	}
-
-	public void setRemoteUser(@Nullable String remoteUser) {
-		this.remoteUser = remoteUser;
-	}
-
-	@Override
-	@Nullable
-	public String getRemoteUser() {
-		return this.remoteUser;
-	}
-
-	public void addUserRole(String role) {
-		this.userRoles.add(role);
-	}
-
-	@Override
-	public boolean isUserInRole(String role) {
-		throw new UnsupportedOperationException();
-		// return (this.userRoles.contains(role) || (this.servletContext instanceof MockServletContext &&
-		// ((MockServletContext) this.servletContext).getDeclaredRoles().contains(role)));
-	}
-
-	public void setUserPrincipal(@Nullable Principal userPrincipal) {
-		this.userPrincipal = userPrincipal;
-	}
-
-	@Override
-	@Nullable
-	public Principal getUserPrincipal() {
-		return this.userPrincipal;
-	}
-
-	public void setRequestedSessionId(@Nullable String requestedSessionId) {
-		this.requestedSessionId = requestedSessionId;
-	}
-
-	@Override
-	@Nullable
-	public String getRequestedSessionId() {
-		return this.requestedSessionId;
-	}
-
-	public void setRequestURI(@Nullable String requestURI) {
-		this.requestURI = requestURI;
-	}
-
-	@Override
-	@Nullable
-	public String getRequestURI() {
-		return this.requestURI;
-	}
-
-	@Override
-	public StringBuffer getRequestURL() {
-		String scheme = getScheme();
-		String server = getServerName();
-		int port = getServerPort();
-		String uri = getRequestURI();
-
-		StringBuffer url = new StringBuffer(scheme).append("://").append(server);
-		if (port > 0
-				&& ((HTTP.equalsIgnoreCase(scheme) && port != 80) || (HTTPS.equalsIgnoreCase(scheme) && port != 443))) {
-			url.append(':').append(port);
-		}
-		if (StringUtils.hasText(uri)) {
-			url.append(uri);
-		}
-		return url;
-	}
-
-	public void setServletPath(String servletPath) {
-		this.servletPath = servletPath;
-	}
-
-	@Override
-	public String getServletPath() {
-		return this.servletPath;
-	}
-
-	public void setSession(HttpSession session) {
-		// this.session = session;
-		// if (session instanceof MockHttpSession) {
-		// MockHttpSession mockSession = ((MockHttpSession) session);
-		// mockSession.access();
-		// }
-		throw new UnsupportedOperationException();
-	}
-
-	@Override
-	@Nullable
-	public HttpSession getSession(boolean create) {
-		checkActive();
-		// Reset session if invalidated.
-		// if (this.session instanceof MockHttpSession && ((MockHttpSession) this.session).isInvalid()) {
-		// this.session = null;
-		// }
-		// // Create new session if necessary.
-		// if (this.session == null && create) {
-		// this.session = new MockHttpSession(this.servletContext);
-		// }
-		return this.session;
-		// throw new UnsupportedOperationException();
-	}
-
-	@Override
-	@Nullable
-	public HttpSession getSession() {
-		return getSession(true);
-	}
-
-	@Override
-	public String changeSessionId() {
-		// Assert.isTrue(this.session != null, "The request does not have a session");
-		// if (this.session instanceof MockHttpSession) {
-		// return ((MockHttpSession) this.session).changeSessionId();
-		// }
-		// return this.session.getId();
-		throw new UnsupportedOperationException();
-	}
-
-	public void setRequestedSessionIdValid(boolean requestedSessionIdValid) {
-		this.requestedSessionIdValid = requestedSessionIdValid;
-	}
-
-	@Override
-	public boolean isRequestedSessionIdValid() {
-		return this.requestedSessionIdValid;
-	}
-
-	public void setRequestedSessionIdFromCookie(boolean requestedSessionIdFromCookie) {
-		this.requestedSessionIdFromCookie = requestedSessionIdFromCookie;
-	}
-
-	@Override
-	public boolean isRequestedSessionIdFromCookie() {
-		return this.requestedSessionIdFromCookie;
-	}
-
-	public void setRequestedSessionIdFromURL(boolean requestedSessionIdFromURL) {
-		this.requestedSessionIdFromURL = requestedSessionIdFromURL;
-	}
-
-	@Override
-	public boolean isRequestedSessionIdFromURL() {
-		return this.requestedSessionIdFromURL;
-	}
-
-	@Override
-	@Deprecated
-	public boolean isRequestedSessionIdFromUrl() {
-		return isRequestedSessionIdFromURL();
-	}
-
-	@Override
-	public boolean authenticate(HttpServletResponse response) throws IOException, ServletException {
-		throw new UnsupportedOperationException();
-	}
-
-	@Override
-	public void login(String username, String password) throws ServletException {
-		throw new UnsupportedOperationException();
-	}
-
-	@Override
-	public void logout() throws ServletException {
-		this.userPrincipal = null;
-		this.remoteUser = null;
-		this.authType = null;
-	}
-
-	public void addPart(Part part) {
-		this.parts.add(part.getName(), part);
-	}
-
-	@Override
-	@Nullable
-	public Part getPart(String name) throws IOException, ServletException {
-		return this.parts.getFirst(name);
-	}
-
-	@Override
-	public Collection<javax.servlet.http.Part> getParts() throws IOException, ServletException {
-		List<Part> result = new LinkedList<>();
-		for (List<Part> list : this.parts.values()) {
-			result.addAll(list);
-		}
-		return result;
-	}
-
-	@Override
-	public <T extends HttpUpgradeHandler> T upgrade(Class<T> handlerClass) throws IOException, ServletException {
-		throw new UnsupportedOperationException();
-	}
-}
diff --git a/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/src/main/java/org/springframework/web/client/ProxyHttpServletResponse.java b/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/src/main/java/org/springframework/web/client/ProxyHttpServletResponse.java
deleted file mode 100644
index 6feb0ebe1..000000000
--- a/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/src/main/java/org/springframework/web/client/ProxyHttpServletResponse.java
+++ /dev/null
@@ -1,601 +0,0 @@
-/*
- * Copyright 2023-2023 the original author or authors.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      https://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package org.springframework.web.client;
-
-import java.io.ByteArrayOutputStream;
-import java.io.IOException;
-import java.io.PrintWriter;
-import java.io.UnsupportedEncodingException;
-import java.nio.charset.Charset;
-import java.text.DateFormat;
-import java.text.ParseException;
-import java.text.SimpleDateFormat;
-import java.util.ArrayList;
-import java.util.Collection;
-import java.util.Collections;
-import java.util.Date;
-import java.util.List;
-import java.util.Locale;
-import java.util.Map;
-import java.util.TimeZone;
-
-import javax.servlet.ServletOutputStream;
-import javax.servlet.WriteListener;
-import javax.servlet.http.Cookie;
-import javax.servlet.http.HttpServletResponse;
-
-import org.springframework.http.HttpHeaders;
-import org.springframework.lang.Nullable;
-import org.springframework.util.Assert;
-import org.springframework.util.LinkedCaseInsensitiveMap;
-import org.springframework.web.util.WebUtils;
-
-public class ProxyHttpServletResponse implements HttpServletResponse {
-
-	private static final String CHARSET_PREFIX = "charset=";
-
-	private static final String DATE_FORMAT = "EEE, dd MMM yyyy HH:mm:ss zzz";
-
-	private static final TimeZone GMT = TimeZone.getTimeZone("GMT");
-
-	// ---------------------------------------------------------------------
-	// ServletResponse properties
-	// ---------------------------------------------------------------------
-
-	private boolean outputStreamAccessAllowed = true;
-
-	private String defaultCharacterEncoding = WebUtils.DEFAULT_CHARACTER_ENCODING;
-
-	private String characterEncoding = this.defaultCharacterEncoding;
-
-	/**
-	 * {@code true} if the character encoding has been explicitly set through
-	 * {@link HttpServletResponse} methods or through a {@code charset} parameter on
-	 * the {@code Content-Type}.
-	 */
-	private boolean characterEncodingSet = false;
-
-	private final ByteArrayOutputStream content = new ByteArrayOutputStream(1024);
-
-	private final ServletOutputStream outputStream = new ResponseServletOutputStream();
-
-	private long contentLength = 0;
-
-	private String contentType;
-
-	private int bufferSize = 4096;
-
-	private boolean committed;
-
-	private Locale locale = Locale.getDefault();
-
-	// ---------------------------------------------------------------------
-	// HttpServletResponse properties
-	// ---------------------------------------------------------------------
-
-	private final List<Cookie> cookies = new ArrayList<>();
-
-	private final Map<String, HeaderValueHolder> headers = new LinkedCaseInsensitiveMap<>();
-
-	private int status = HttpServletResponse.SC_OK;
-
-	@Nullable
-	private String errorMessage;
-
-	// ---------------------------------------------------------------------
-	// ServletResponse interface
-	// ---------------------------------------------------------------------
-
-	@Override
-	public void setCharacterEncoding(String characterEncoding) {
-		setExplicitCharacterEncoding(characterEncoding);
-		updateContentTypePropertyAndHeader();
-	}
-
-	private void setExplicitCharacterEncoding(String characterEncoding) {
-		Assert.notNull(characterEncoding, "'characterEncoding' must not be null");
-		this.characterEncoding = characterEncoding;
-		this.characterEncodingSet = true;
-	}
-
-	private void updateContentTypePropertyAndHeader() {
-		if (this.contentType != null) {
-			String value = this.contentType;
-			if (this.characterEncodingSet && !value.toLowerCase().contains(CHARSET_PREFIX)) {
-				value += ';' + CHARSET_PREFIX + getCharacterEncoding();
-				this.contentType = value;
-			}
-			doAddHeaderValue(HttpHeaders.CONTENT_TYPE, value, true);
-		}
-	}
-
-	@Override
-	public String getCharacterEncoding() {
-		return this.characterEncoding;
-	}
-
-	@Override
-	public ServletOutputStream getOutputStream() {
-		Assert.state(this.outputStreamAccessAllowed, "OutputStream access not allowed");
-		return this.outputStream;
-	}
-
-	@Override
-	public PrintWriter getWriter() throws UnsupportedEncodingException {
-		throw new UnsupportedOperationException();
-	}
-
-	public byte[] getContentAsByteArray() {
-		return this.content.toByteArray();
-	}
-
-	/**
-	 * Get the content of the response body as a {@code String}, using the charset
-	 * specified for the response by the application, either through
-	 * {@link HttpServletResponse} methods or through a charset parameter on the
-	 * {@code Content-Type}. If no charset has been explicitly defined, the
-	 * {@linkplain #setDefaultCharacterEncoding(String) default character encoding}
-	 * will be used.
-	 *
-	 * @return the content as a {@code String}
-	 * @throws UnsupportedEncodingException if the character encoding is not
-	 *                                      supported
-	 * @see #getContentAsString(Charset)
-	 * @see #setCharacterEncoding(String)
-	 * @see #setContentType(String)
-	 */
-	public String getContentAsString() throws UnsupportedEncodingException {
-		return this.content.toString(getCharacterEncoding());
-	}
-
-	/**
-	 * Get the content of the response body as a {@code String}, using the provided
-	 * {@code fallbackCharset} if no charset has been explicitly defined and
-	 * otherwise using the charset specified for the response by the application,
-	 * either through {@link HttpServletResponse} methods or through a charset
-	 * parameter on the {@code Content-Type}.
-	 *
-	 * @return the content as a {@code String}
-	 * @throws UnsupportedEncodingException if the character encoding is not
-	 *                                      supported
-	 * @since 5.2
-	 * @see #getContentAsString()
-	 * @see #setCharacterEncoding(String)
-	 * @see #setContentType(String)
-	 */
-	public String getContentAsString(Charset fallbackCharset) throws UnsupportedEncodingException {
-		String charsetName = (this.characterEncodingSet ? getCharacterEncoding() : fallbackCharset.name());
-		return this.content.toString(charsetName);
-	}
-
-	@Override
-	public void setContentLength(int contentLength) {
-		throw new UnsupportedOperationException();
-	}
-
-	@Override
-	public void setContentLengthLong(long len) {
-		throw new UnsupportedOperationException();
-	}
-
-	@Override
-	public void setContentType(@Nullable String contentType) {
-		this.contentType = contentType;
-	}
-
-	@Override
-	@Nullable
-	public String getContentType() {
-		return this.contentType;
-	}
-
-	@Override
-	public void setBufferSize(int bufferSize) {
-		this.bufferSize = bufferSize;
-	}
-
-	@Override
-	public int getBufferSize() {
-		return this.bufferSize;
-	}
-
-	@Override
-	public void flushBuffer() {
-
-	}
-
-	@Override
-	public void resetBuffer() {
-		Assert.state(!isCommitted(), "Cannot reset buffer - response is already committed");
-		this.content.reset();
-	}
-
-	public void setCommitted(boolean committed) {
-		this.committed = committed;
-	}
-
-	@Override
-	public boolean isCommitted() {
-		return this.committed;
-	}
-
-	@Override
-	public void reset() {
-		resetBuffer();
-		this.characterEncoding = this.defaultCharacterEncoding;
-		this.characterEncodingSet = false;
-		this.contentLength = 0;
-		this.contentType = null;
-		this.locale = Locale.getDefault();
-		this.cookies.clear();
-		this.headers.clear();
-		this.status = HttpServletResponse.SC_OK;
-		this.errorMessage = null;
-	}
-
-	@Override
-	public void setLocale(@Nullable Locale locale) {
-		// Although the Javadoc for javax.servlet.ServletResponse.setLocale(Locale) does
-		// not
-		// state how a null value for the supplied Locale should be handled, both Tomcat
-		// and
-		// Jetty simply ignore a null value. So we do the same here.
-		if (locale == null) {
-			return;
-		}
-		this.locale = locale;
-		doAddHeaderValue(HttpHeaders.CONTENT_LANGUAGE, locale.toLanguageTag(), true);
-	}
-
-	@Override
-	public Locale getLocale() {
-		return this.locale;
-	}
-
-	// ---------------------------------------------------------------------
-	// HttpServletResponse interface
-	// ---------------------------------------------------------------------
-
-	@Override
-	public void addCookie(Cookie cookie) {
-		throw new UnsupportedOperationException();
-	}
-
-	@Nullable
-	public Cookie getCookie(String name) {
-		throw new UnsupportedOperationException();
-	}
-
-	@Override
-	public boolean containsHeader(String name) {
-		return this.headers.containsKey(name);
-	}
-
-	/**
-	 * Return the names of all specified headers as a Set of Strings.
-	 * <p>
-	 * As of Servlet 3.0, this method is also defined in
-	 * {@link HttpServletResponse}.
-	 *
-	 * @return the {@code Set} of header name {@code Strings}, or an empty
-	 *         {@code Set} if none
-	 */
-	@Override
-	public Collection<String> getHeaderNames() {
-		return this.headers.keySet();
-	}
-
-	/**
-	 * Return the primary value for the given header as a String, if any. Will
-	 * return the first value in case of multiple values.
-	 * <p>
-	 * As of Servlet 3.0, this method is also defined in
-	 * {@link HttpServletResponse}. As of Spring 3.1, it returns a stringified value
-	 * for Servlet 3.0 compatibility. Consider using {@link #getHeaderValue(String)}
-	 * for raw Object access.
-	 *
-	 * @param name the name of the header
-	 * @return the associated header value, or {@code null} if none
-	 */
-	@Override
-	@Nullable
-	public String getHeader(String name) {
-		HeaderValueHolder header = this.headers.get(name);
-		return (header != null ? header.getStringValue() : null);
-	}
-
-	/**
-	 * Return all values for the given header as a List of Strings.
-	 * <p>
-	 * As of Servlet 3.0, this method is also defined in
-	 * {@link HttpServletResponse}. As of Spring 3.1, it returns a List of
-	 * stringified values for Servlet 3.0 compatibility. Consider using
-	 * {@link #getHeaderValues(String)} for raw Object access.
-	 *
-	 * @param name the name of the header
-	 * @return the associated header values, or an empty List if none
-	 */
-	@Override
-	public List<String> getHeaders(String name) {
-		HeaderValueHolder header = this.headers.get(name);
-		if (header != null) {
-			return header.getStringValues();
-		}
-		else {
-			return Collections.emptyList();
-		}
-	}
-
-	/**
-	 * Return the primary value for the given header, if any.
-	 * <p>
-	 * Will return the first value in case of multiple values.
-	 *
-	 * @param name the name of the header
-	 * @return the associated header value, or {@code null} if none
-	 */
-	@Nullable
-	public Object getHeaderValue(String name) {
-		HeaderValueHolder header = this.headers.get(name);
-		return (header != null ? header.getValue() : null);
-	}
-
-	/**
-	 * Return all values for the given header as a List of value objects.
-	 *
-	 * @param name the name of the header
-	 * @return the associated header values, or an empty List if none
-	 */
-	public List<Object> getHeaderValues(String name) {
-		HeaderValueHolder header = this.headers.get(name);
-		if (header != null) {
-			return header.getValues();
-		}
-		else {
-			return Collections.emptyList();
-		}
-	}
-
-	/**
-	 * The default implementation returns the given URL String as-is.
-	 * <p>
-	 * Can be overridden in subclasses, appending a session id or the like.
-	 */
-	@Override
-	public String encodeURL(String url) {
-		return url;
-	}
-
-	/**
-	 * The default implementation delegates to {@link #encodeURL}, returning the
-	 * given URL String as-is.
-	 * <p>
-	 * Can be overridden in subclasses, appending a session id or the like in a
-	 * redirect-specific fashion. For general URL encoding rules, override the
-	 * common {@link #encodeURL} method instead, applying to redirect URLs as well
-	 * as to general URLs.
-	 */
-	@Override
-	public String encodeRedirectURL(String url) {
-		return encodeURL(url);
-	}
-
-	@Override
-	@Deprecated
-	public String encodeUrl(String url) {
-		return encodeURL(url);
-	}
-
-	@Override
-	@Deprecated
-	public String encodeRedirectUrl(String url) {
-		return encodeRedirectURL(url);
-	}
-
-	@Override
-	public void sendError(int status, String errorMessage) throws IOException {
-		Assert.state(!isCommitted(), "Cannot set error status - response is already committed");
-		this.status = status;
-		this.errorMessage = errorMessage;
-		setCommitted(true);
-	}
-
-	@Override
-	public void sendError(int status) throws IOException {
-		Assert.state(!isCommitted(), "Cannot set error status - response is already committed");
-		this.status = status;
-		setCommitted(true);
-	}
-
-	@Override
-	public void sendRedirect(String url) throws IOException {
-		Assert.state(!isCommitted(), "Cannot send redirect - response is already committed");
-		Assert.notNull(url, "Redirect URL must not be null");
-		setHeader(HttpHeaders.LOCATION, url);
-		setStatus(HttpServletResponse.SC_MOVED_TEMPORARILY);
-		setCommitted(true);
-	}
-
-	@Nullable
-	public String getRedirectedUrl() {
-		return getHeader(HttpHeaders.LOCATION);
-	}
-
-	@Override
-	public void setDateHeader(String name, long value) {
-		setHeaderValue(name, formatDate(value));
-	}
-
-	@Override
-	public void addDateHeader(String name, long value) {
-		addHeaderValue(name, formatDate(value));
-	}
-
-	public long getDateHeader(String name) {
-		String headerValue = getHeader(name);
-		if (headerValue == null) {
-			return -1;
-		}
-		try {
-			return newDateFormat().parse(getHeader(name)).getTime();
-		}
-		catch (ParseException ex) {
-			throw new IllegalArgumentException("Value for header '" + name + "' is not a valid Date: " + headerValue);
-		}
-	}
-
-	private String formatDate(long date) {
-		return newDateFormat().format(new Date(date));
-	}
-
-	private DateFormat newDateFormat() {
-		SimpleDateFormat dateFormat = new SimpleDateFormat(DATE_FORMAT, Locale.US);
-		dateFormat.setTimeZone(GMT);
-		return dateFormat;
-	}
-
-	@Override
-	public void setHeader(String name, @Nullable String value) {
-		setHeaderValue(name, value);
-	}
-
-	@Override
-	public void addHeader(String name, @Nullable String value) {
-		addHeaderValue(name, value);
-	}
-
-	@Override
-	public void setIntHeader(String name, int value) {
-		setHeaderValue(name, value);
-	}
-
-	@Override
-	public void addIntHeader(String name, int value) {
-		addHeaderValue(name, value);
-	}
-
-	private void setHeaderValue(String name, @Nullable Object value) {
-		if (value == null) {
-			return;
-		}
-		boolean replaceHeader = true;
-		doAddHeaderValue(name, value, replaceHeader);
-	}
-
-	private void addHeaderValue(String name, @Nullable Object value) {
-		if (value == null) {
-			return;
-		}
-		boolean replaceHeader = false;
-		doAddHeaderValue(name, value, replaceHeader);
-	}
-
-	private void doAddHeaderValue(String name, Object value, boolean replace) {
-		Assert.notNull(value, "Header value must not be null");
-		HeaderValueHolder header = this.headers.computeIfAbsent(name, key -> new HeaderValueHolder());
-		if (replace) {
-			header.setValue(value);
-		}
-		else {
-			header.addValue(value);
-		}
-	}
-
-	@Override
-	public void setStatus(int status) {
-		if (!this.isCommitted()) {
-			this.status = status;
-		}
-	}
-
-	@Override
-	@Deprecated
-	public void setStatus(int status, String errorMessage) {
-		throw new UnsupportedOperationException();
-	}
-
-	@Override
-	public int getStatus() {
-		return this.status;
-	}
-
-	@Nullable
-	public String getErrorMessage() {
-		return this.errorMessage;
-	}
-
-	// ---------------------------------------------------------------------
-	// Methods for MockRequestDispatcher
-	// ---------------------------------------------------------------------
-
-	@Nullable
-	public String getForwardedUrl() {
-		throw new UnsupportedOperationException();
-	}
-
-	@Nullable
-	public String getIncludedUrl() {
-		throw new UnsupportedOperationException();
-	}
-
-	/**
-	 * Inner class that adapts the ServletOutputStream to mark the response as
-	 * committed once the buffer size is exceeded.
-	 */
-	private class ResponseServletOutputStream extends ServletOutputStream {
-
-		private WriteListener listener;
-
-		@Override
-		public boolean isReady() {
-			return true;
-		}
-
-		@Override
-		public void setWriteListener(WriteListener writeListener) {
-			if (writeListener != null) {
-				try {
-					writeListener.onWritePossible();
-				}
-				catch (IOException e) {
-					// log.error("Output stream is not writable", e);
-				}
-
-				listener = writeListener;
-			}
-		}
-
-		@Override
-		public void write(int b) throws IOException {
-			try {
-				content.write(b);
-			}
-			catch (Exception e) {
-				if (listener != null) {
-					listener.onError(e);
-				}
-			}
-		}
-
-		@Override
-		public void close() throws IOException {
-			super.close();
-			flushBuffer();
-		}
-	}
-
-}
diff --git a/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/src/main/java/org/springframework/web/client/ProxyMvc.java b/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/src/main/java/org/springframework/web/client/ProxyMvc.java
deleted file mode 100644
index e8423a323..000000000
--- a/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/src/main/java/org/springframework/web/client/ProxyMvc.java
+++ /dev/null
@@ -1,214 +0,0 @@
-/*
- * Copyright 2023-2023 the original author or authors.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      https://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package org.springframework.web.client;
-
-import java.io.IOException;
-import java.nio.charset.Charset;
-import java.util.Arrays;
-import java.util.Iterator;
-import java.util.List;
-
-import javax.servlet.Filter;
-import javax.servlet.FilterChain;
-import javax.servlet.FilterConfig;
-import javax.servlet.Servlet;
-import javax.servlet.ServletException;
-import javax.servlet.ServletRequest;
-import javax.servlet.ServletResponse;
-import javax.servlet.http.HttpServletRequest;
-import javax.servlet.http.HttpServletResponse;
-
-import org.springframework.lang.Nullable;
-import org.springframework.util.Assert;
-import org.springframework.util.ObjectUtils;
-import org.springframework.web.servlet.DispatcherServlet;
-
-public class ProxyMvc {
-
-	static final String MVC_RESULT_ATTRIBUTE = ProxyMvc.class.getName().concat(".MVC_RESULT_ATTRIBUTE");
-
-	private final DispatcherServlet servlet;
-
-	private final Filter[] filters;
-
-	@Nullable
-	private Charset defaultResponseCharacterEncoding;
-
-	/**
-	 * Private constructor, not for direct instantiation.
-	 *
-	 * @see org.springframework.test.web.servlet.setup.MockMvcBuilders
-	 */
-	public ProxyMvc(DispatcherServlet servlet, Filter... filters) {
-		Assert.notNull(servlet, "DispatcherServlet is required");
-		Assert.notNull(filters, "Filters cannot be null");
-		Assert.noNullElements(filters, "Filters cannot contain null values");
-
-		this.servlet = servlet;
-		this.filters = filters;
-	}
-
-	/**
-	 * The default character encoding to be applied to every response.
-	 *
-	 * @see org.springframework.test.web.servlet.setup.ConfigurableMockMvcBuilder#defaultResponseCharacterEncoding(Charset)
-	 */
-	void setDefaultResponseCharacterEncoding(@Nullable Charset defaultResponseCharacterEncoding) {
-		this.defaultResponseCharacterEncoding = defaultResponseCharacterEncoding;
-	}
-
-	/**
-	 * Return the underlying {@link DispatcherServlet} instance that this
-	 * {@code MockMvc} was initialized with.
-	 * <p>
-	 * This is intended for use in custom request processing scenario where a
-	 * request handling component happens to delegate to the
-	 * {@code DispatcherServlet} at runtime and therefore needs to be injected with
-	 * it.
-	 * <p>
-	 * For most processing scenarios, simply use {@link MockMvc#perform}, or if you
-	 * need to configure the {@code DispatcherServlet}, provide a
-	 * {@link DispatcherServletCustomizer} to the {@code MockMvcBuilder}.
-	 *
-	 * @since 5.1
-	 */
-	public DispatcherServlet getDispatcherServlet() {
-		return this.servlet;
-	}
-
-	/**
-	 * Perform a request and return a type that allows chaining further actions,
-	 * such as asserting expectations, on the result.
-	 *
-	 * @param requestBuilder used to prepare the request to execute; see static
-	 *                       factory methods in
-	 *                       {@link org.springframework.test.web.servlet.request.MockMvcRequestBuilders}
-	 * @return an instance of {@link ResultActions} (never {@code null})
-	 * @see org.springframework.test.web.servlet.request.MockMvcRequestBuilders
-	 * @see org.springframework.test.web.servlet.result.MockMvcResultMatchers
-	 */
-	public void perform(HttpServletRequest request, HttpServletResponse response) throws Exception {
-		ProxyFilterChain filterChain = new ProxyFilterChain(this.servlet, this.filters);
-		filterChain.doFilter(request, response);
-	}
-
-	private static class ProxyFilterChain implements FilterChain {
-
-		@Nullable
-		private ServletRequest request;
-
-		@Nullable
-		private ServletResponse response;
-
-		private final List<Filter> filters;
-
-		@Nullable
-		private Iterator<Filter> iterator;
-
-
-		/**
-		 * Create a {@code FilterChain} with Filter's and a Servlet.
-		 *
-		 * @param servlet the {@link Servlet} to invoke in this {@link FilterChain}
-		 * @param filters the {@link Filter}'s to invoke in this {@link FilterChain}
-		 * @since 3.2
-		 */
-		ProxyFilterChain(Servlet servlet, Filter... filters) {
-			Assert.notNull(filters, "filters cannot be null");
-			Assert.noNullElements(filters, "filters cannot contain null values");
-			this.filters = initFilterList(servlet, filters);
-		}
-
-		private static List<Filter> initFilterList(Servlet servlet, Filter... filters) {
-			Filter[] allFilters = ObjectUtils.addObjectToArray(filters, new ServletFilterProxy(servlet));
-			return Arrays.asList(allFilters);
-		}
-
-		/**
-		 * Return the request that {@link #doFilter} has been called with.
-		 */
-		@Nullable
-		public ServletRequest getRequest() {
-			return this.request;
-		}
-
-		/**
-		 * Return the response that {@link #doFilter} has been called with.
-		 */
-		@Nullable
-		public ServletResponse getResponse() {
-			return this.response;
-		}
-
-		/**
-		 * Invoke registered {@link Filter Filters} and/or {@link Servlet} also saving
-		 * the request and response.
-		 */
-		@Override
-		public void doFilter(ServletRequest request, ServletResponse response) throws IOException, ServletException {
-			Assert.notNull(request, "Request must not be null");
-			Assert.notNull(response, "Response must not be null");
-			Assert.state(this.request == null, "This FilterChain has already been called!");
-
-			if (this.iterator == null) {
-				this.iterator = this.filters.iterator();
-			}
-
-			if (this.iterator.hasNext()) {
-				Filter nextFilter = this.iterator.next();
-				nextFilter.doFilter(request, response, this);
-			}
-
-			this.request = request;
-			this.response = response;
-		}
-
-		/**
-		 * A filter that simply delegates to a Servlet.
-		 */
-		private static final class ServletFilterProxy implements Filter {
-
-			private final Servlet delegateServlet;
-
-			private ServletFilterProxy(Servlet servlet) {
-				Assert.notNull(servlet, "servlet cannot be null");
-				this.delegateServlet = servlet;
-			}
-
-			@Override
-			public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
-					throws IOException, ServletException {
-
-				this.delegateServlet.service(request, response);
-			}
-
-			@Override
-			public void init(FilterConfig filterConfig) throws ServletException {
-			}
-
-			@Override
-			public void destroy() {
-			}
-
-			@Override
-			public String toString() {
-				return this.delegateServlet.toString();
-			}
-		}
-
-	}
-}
diff --git a/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/src/main/java/org/springframework/web/client/ProxyServletContext.java b/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/src/main/java/org/springframework/web/client/ProxyServletContext.java
deleted file mode 100644
index 504911b5e..000000000
--- a/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/src/main/java/org/springframework/web/client/ProxyServletContext.java
+++ /dev/null
@@ -1,397 +0,0 @@
-/*
- * Copyright 2023-2023 the original author or authors.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      https://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package org.springframework.web.client;
-
-import java.io.InputStream;
-import java.net.MalformedURLException;
-import java.net.URL;
-import java.util.ArrayList;
-import java.util.Collections;
-import java.util.Enumeration;
-import java.util.EventListener;
-import java.util.List;
-import java.util.Map;
-import java.util.Set;
-
-import javax.servlet.Filter;
-import javax.servlet.FilterRegistration;
-import javax.servlet.RequestDispatcher;
-import javax.servlet.Servlet;
-import javax.servlet.ServletContext;
-import javax.servlet.ServletException;
-import javax.servlet.ServletRegistration;
-import javax.servlet.ServletRegistration.Dynamic;
-import javax.servlet.SessionCookieConfig;
-import javax.servlet.SessionTrackingMode;
-import javax.servlet.descriptor.JspConfigDescriptor;
-
-public class ProxyServletContext implements ServletContext {
-
-	@Override
-	public Enumeration<String> getInitParameterNames() {
-		List<String> arrlist = new ArrayList<String>();
-		return Collections.enumeration(arrlist);
-	}
-
-	@Override
-	public Enumeration<String> getAttributeNames() {
-		List<String> arrlist = new ArrayList<String>();
-		return Collections.enumeration(arrlist);
-	}
-
-	@Override
-	public String getContextPath() {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public ServletContext getContext(String uripath) {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public int getMajorVersion() {
-		// TODO Auto-generated method stub
-		return 0;
-	}
-
-	@Override
-	public int getMinorVersion() {
-		// TODO Auto-generated method stub
-		return 0;
-	}
-
-	@Override
-	public int getEffectiveMajorVersion() {
-		// TODO Auto-generated method stub
-		return 0;
-	}
-
-	@Override
-	public int getEffectiveMinorVersion() {
-		// TODO Auto-generated method stub
-		return 0;
-	}
-
-	@Override
-	public String getMimeType(String file) {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public Set<String> getResourcePaths(String path) {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public URL getResource(String path) throws MalformedURLException {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public InputStream getResourceAsStream(String path) {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public RequestDispatcher getRequestDispatcher(String path) {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public RequestDispatcher getNamedDispatcher(String name) {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public Servlet getServlet(String name) throws ServletException {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public Enumeration<Servlet> getServlets() {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public Enumeration<String> getServletNames() {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public void log(String msg) {
-		// TODO Auto-generated method stub
-
-	}
-
-	@Override
-	public void log(Exception exception, String msg) {
-		// TODO Auto-generated method stub
-
-	}
-
-	@Override
-	public void log(String message, Throwable throwable) {
-		// TODO Auto-generated method stub
-
-	}
-
-	@Override
-	public String getRealPath(String path) {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public String getServerInfo() {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public String getInitParameter(String name) {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public boolean setInitParameter(String name, String value) {
-		// TODO Auto-generated method stub
-		return false;
-	}
-
-	@Override
-	public Object getAttribute(String name) {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public void setAttribute(String name, Object object) {
-		// TODO Auto-generated method stub
-
-	}
-
-	@Override
-	public void removeAttribute(String name) {
-		// TODO Auto-generated method stub
-
-	}
-
-	@Override
-	public String getServletContextName() {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public Dynamic addServlet(String servletName, String className) {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public Dynamic addServlet(String servletName, Servlet servlet) {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public Dynamic addServlet(String servletName, Class<? extends Servlet> servletClass) {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public Dynamic addJspFile(String jspName, String jspFile) {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public <T extends Servlet> T createServlet(Class<T> c) throws ServletException {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public ServletRegistration getServletRegistration(String servletName) {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public Map<String, ? extends ServletRegistration> getServletRegistrations() {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public javax.servlet.FilterRegistration.Dynamic addFilter(String filterName, String className) {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public javax.servlet.FilterRegistration.Dynamic addFilter(String filterName, Filter filter) {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public javax.servlet.FilterRegistration.Dynamic addFilter(String filterName, Class<? extends Filter> filterClass) {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public <T extends Filter> T createFilter(Class<T> c) throws ServletException {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public FilterRegistration getFilterRegistration(String filterName) {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public Map<String, ? extends FilterRegistration> getFilterRegistrations() {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public SessionCookieConfig getSessionCookieConfig() {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public void setSessionTrackingModes(Set<SessionTrackingMode> sessionTrackingModes) {
-		// TODO Auto-generated method stub
-
-	}
-
-	@Override
-	public Set<javax.servlet.SessionTrackingMode> getDefaultSessionTrackingModes() {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public Set<javax.servlet.SessionTrackingMode> getEffectiveSessionTrackingModes() {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public void addListener(String className) {
-		// TODO Auto-generated method stub
-
-	}
-
-	@Override
-	public <T extends EventListener> void addListener(T t) {
-		// TODO Auto-generated method stub
-
-	}
-
-	@Override
-	public void addListener(Class<? extends EventListener> listenerClass) {
-		// TODO Auto-generated method stub
-
-	}
-
-	@Override
-	public <T extends EventListener> T createListener(Class<T> c) throws ServletException {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public JspConfigDescriptor getJspConfigDescriptor() {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public ClassLoader getClassLoader() {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public void declareRoles(String... roleNames) {
-		// TODO Auto-generated method stub
-
-	}
-
-	@Override
-	public String getVirtualServerName() {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public int getSessionTimeout() {
-		// TODO Auto-generated method stub
-		return 0;
-	}
-
-	@Override
-	public void setSessionTimeout(int sessionTimeout) {
-		// TODO Auto-generated method stub
-
-	}
-
-	@Override
-	public String getRequestCharacterEncoding() {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public void setRequestCharacterEncoding(String encoding) {
-		// TODO Auto-generated method stub
-
-	}
-
-	@Override
-	public String getResponseCharacterEncoding() {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public void setResponseCharacterEncoding(String encoding) {
-		// TODO Auto-generated method stub
-
-	}
-}
diff --git a/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/src/main/java/org/springframework/web/client/README.md b/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/src/main/java/org/springframework/web/client/README.md
deleted file mode 100644
index 46ee43c43..000000000
--- a/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/src/main/java/org/springframework/web/client/README.md
+++ /dev/null
@@ -1,3 +0,0 @@
-Classes in this package should ideally reside in spring-web somewhere as a light weight HTTP proxy, since they are independent of the 
-context of the execution (i.e., AWS or Azure or whatever).
-In fact classes in these package is a slimed-down copy of similar classes in MockMVC.
diff --git a/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/src/test/java/org/springframework/cloud/function/adapter/azure/web/AzureWebProxyInvokerTests.java b/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/src/test/java/org/springframework/cloud/function/adapter/azure/web/AzureWebProxyInvokerTests.java
index 23702183e..55d79eab1 100644
--- a/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/src/test/java/org/springframework/cloud/function/adapter/azure/web/AzureWebProxyInvokerTests.java
+++ b/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/src/test/java/org/springframework/cloud/function/adapter/azure/web/AzureWebProxyInvokerTests.java
@@ -17,7 +17,6 @@
 package org.springframework.cloud.function.adapter.azure.web;
 
 import java.net.URI;
-import java.util.Collections;
 import java.util.HashMap;
 import java.util.Map;
 import java.util.Optional;
@@ -41,7 +40,9 @@ public class AzureWebProxyInvokerTests {
 		HttpRequestMessageStub<Optional<String>> request = new HttpRequestMessageStub<Optional<String>>();
 
 		request.setHttpMethod(HttpMethod.GET);
-		request.setQueryParameters(Collections.singletonMap("path", "/pets"));
+
+		request.setUri(new URI(
+				"http://localhost:7072/api/AzureWebAdapter/pets"));
 
 		request.setBody(Optional.of("{\"id\":\"535932f1-d18b-488a-ad8f-8d50b9678492\"" +
 				"\"breed\":\"Beagle\",\"name\":\"Murphy\",\"dateOfBirth\":1591682824313}"));
diff --git a/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/src/test/java/org/springframework/cloud/function/adapter/azure/web/PetStoreSpringAppConfig.java b/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/src/test/java/org/springframework/cloud/function/adapter/azure/web/PetStoreSpringAppConfig.java
index 4aef10fe2..508be07a3 100644
--- a/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/src/test/java/org/springframework/cloud/function/adapter/azure/web/PetStoreSpringAppConfig.java
+++ b/spring-cloud-function-adapters/spring-cloud-function-adapter-azure-web/src/test/java/org/springframework/cloud/function/adapter/azure/web/PetStoreSpringAppConfig.java
@@ -32,7 +32,7 @@ import org.springframework.web.servlet.HandlerMapping;
 import org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter;
 import org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping;
 
-//@SpringBootApplication
+
 @Configuration
 @Import({ PetsController.class })
 public class PetStoreSpringAppConfig {