Add blank line between java and javax imports

See gh-23539

spring-test/src/main/java/org/springframework/mock/jndi/ExpectedLookupTemplate.java

@@ -18,6 +18,7 @@ package org.springframework.mock.jndi;
 
 import java.util.Map;
 import java.util.concurrent.ConcurrentHashMap;
+
 import javax.naming.NamingException;
 
 import org.springframework.jndi.JndiTemplate;

spring-test/src/main/java/org/springframework/mock/jndi/SimpleNamingContext.java

@@ -20,6 +20,7 @@ import java.util.HashMap;
 import java.util.Hashtable;
 import java.util.Iterator;
 import java.util.Map;
+
 import javax.naming.Binding;
 import javax.naming.Context;
 import javax.naming.Name;

spring-test/src/main/java/org/springframework/mock/jndi/SimpleNamingContextBuilder.java

@@ -17,6 +17,7 @@
 package org.springframework.mock.jndi;
 
 import java.util.Hashtable;
+
 import javax.naming.Context;
 import javax.naming.NamingException;
 import javax.naming.spi.InitialContextFactory;

spring-test/src/main/java/org/springframework/mock/web/DelegatingServletInputStream.java

@@ -18,6 +18,7 @@ package org.springframework.mock.web;
 
 import java.io.IOException;
 import java.io.InputStream;
+
 import javax.servlet.ReadListener;
 import javax.servlet.ServletInputStream;
 

spring-test/src/main/java/org/springframework/mock/web/DelegatingServletOutputStream.java

@@ -18,6 +18,7 @@ package org.springframework.mock.web;
 
 import java.io.IOException;
 import java.io.OutputStream;
+
 import javax.servlet.ServletOutputStream;
 import javax.servlet.WriteListener;
 

spring-test/src/main/java/org/springframework/mock/web/MockAsyncContext.java

@@ -19,6 +19,7 @@ package org.springframework.mock.web;
 import java.io.IOException;
 import java.util.ArrayList;
 import java.util.List;
+
 import javax.servlet.AsyncContext;
 import javax.servlet.AsyncEvent;
 import javax.servlet.AsyncListener;

spring-test/src/main/java/org/springframework/mock/web/MockBodyContent.java

@@ -20,6 +20,7 @@ import java.io.IOException;
 import java.io.Reader;
 import java.io.StringReader;
 import java.io.Writer;
+
 import javax.servlet.http.HttpServletResponse;
 import javax.servlet.jsp.JspWriter;
 import javax.servlet.jsp.tagext.BodyContent;

spring-test/src/main/java/org/springframework/mock/web/MockFilterChain.java

@@ -21,6 +21,7 @@ import java.util.Arrays;
 import java.util.Collections;
 import java.util.Iterator;
 import java.util.List;
+
 import javax.servlet.Filter;
 import javax.servlet.FilterChain;
 import javax.servlet.FilterConfig;

spring-test/src/main/java/org/springframework/mock/web/MockFilterConfig.java

@@ -20,6 +20,7 @@ import java.util.Collections;
 import java.util.Enumeration;
 import java.util.LinkedHashMap;
 import java.util.Map;
+
 import javax.servlet.FilterConfig;
 import javax.servlet.ServletContext;
 

spring-test/src/main/java/org/springframework/mock/web/MockHttpServletRequest.java

@@ -42,6 +42,7 @@ 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.RequestDispatcher;

spring-test/src/main/java/org/springframework/mock/web/MockHttpServletResponse.java

@@ -35,6 +35,7 @@ import java.util.List;
 import java.util.Locale;
 import java.util.Map;
 import java.util.TimeZone;
+
 import javax.servlet.ServletOutputStream;
 import javax.servlet.http.Cookie;
 import javax.servlet.http.HttpServletResponse;

spring-test/src/main/java/org/springframework/mock/web/MockHttpSession.java

@@ -24,6 +24,7 @@ import java.util.Iterator;
 import java.util.LinkedHashMap;
 import java.util.LinkedHashSet;
 import java.util.Map;
+
 import javax.servlet.ServletContext;
 import javax.servlet.http.HttpSession;
 import javax.servlet.http.HttpSessionBindingEvent;

spring-test/src/main/java/org/springframework/mock/web/MockJspWriter.java

@@ -19,6 +19,7 @@ package org.springframework.mock.web;
 import java.io.IOException;
 import java.io.PrintWriter;
 import java.io.Writer;
+
 import javax.servlet.http.HttpServletResponse;
 import javax.servlet.jsp.JspWriter;
 

spring-test/src/main/java/org/springframework/mock/web/MockMultipartHttpServletRequest.java

@@ -21,6 +21,7 @@ import java.util.Enumeration;
 import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
+
 import javax.servlet.ServletContext;
 
 import org.springframework.http.HttpHeaders;

spring-test/src/main/java/org/springframework/mock/web/MockPageContext.java

@@ -23,6 +23,7 @@ import java.util.Enumeration;
 import java.util.LinkedHashMap;
 import java.util.LinkedHashSet;
 import java.util.Map;
+
 import javax.el.ELContext;
 import javax.servlet.Servlet;
 import javax.servlet.ServletConfig;

spring-test/src/main/java/org/springframework/mock/web/MockPart.java

@@ -21,6 +21,7 @@ import java.io.IOException;
 import java.io.InputStream;
 import java.util.Collection;
 import java.util.Collections;
+
 import javax.servlet.http.Part;
 
 import org.springframework.http.HttpHeaders;

spring-test/src/main/java/org/springframework/mock/web/MockServletConfig.java

@@ -20,6 +20,7 @@ import java.util.Collections;
 import java.util.Enumeration;
 import java.util.LinkedHashMap;
 import java.util.Map;
+
 import javax.servlet.ServletConfig;
 import javax.servlet.ServletContext;
 

spring-test/src/main/java/org/springframework/mock/web/MockServletContext.java

@@ -29,6 +29,7 @@ import java.util.LinkedHashMap;
 import java.util.LinkedHashSet;
 import java.util.Map;
 import java.util.Set;
+
 import javax.servlet.Filter;
 import javax.servlet.FilterRegistration;
 import javax.servlet.RequestDispatcher;

spring-test/src/main/java/org/springframework/mock/web/PassThroughFilterChain.java

@@ -17,6 +17,7 @@
 package org.springframework.mock.web;
 
 import java.io.IOException;
+
 import javax.servlet.Filter;
 import javax.servlet.FilterChain;
 import javax.servlet.Servlet;

spring-test/src/main/java/org/springframework/test/context/jdbc/SqlScriptsTestExecutionListener.java

@@ -20,6 +20,7 @@ import java.lang.reflect.AnnotatedElement;
 import java.lang.reflect.Method;
 import java.util.List;
 import java.util.Set;
+
 import javax.sql.DataSource;
 
 import org.apache.commons.logging.Log;

spring-test/src/main/java/org/springframework/test/context/transaction/TestContextTransactionUtils.java

@@ -17,6 +17,7 @@
 package org.springframework.test.context.transaction;
 
 import java.util.Map;
+
 import javax.sql.DataSource;
 
 import org.apache.commons.logging.Log;

spring-test/src/main/java/org/springframework/test/context/web/socket/MockServerContainer.java

@@ -20,6 +20,7 @@ import java.io.IOException;
 import java.net.URI;
 import java.util.Collections;
 import java.util.Set;
+
 import javax.websocket.ClientEndpointConfig;
 import javax.websocket.DeploymentException;
 import javax.websocket.Endpoint;

spring-test/src/main/java/org/springframework/test/util/XmlExpectationsHelper.java

@@ -18,6 +18,7 @@ package org.springframework.test.util;
 
 import java.io.StringReader;
 import java.util.Map;
+
 import javax.xml.parsers.DocumentBuilder;
 import javax.xml.parsers.DocumentBuilderFactory;
 import javax.xml.transform.Source;

spring-test/src/main/java/org/springframework/test/util/XpathExpectationsHelper.java

@@ -19,6 +19,7 @@ package org.springframework.test.util;
 import java.io.ByteArrayInputStream;
 import java.util.Collections;
 import java.util.Map;
+
 import javax.xml.namespace.QName;
 import javax.xml.parsers.DocumentBuilder;
 import javax.xml.parsers.DocumentBuilderFactory;

spring-test/src/main/java/org/springframework/test/web/client/match/ContentRequestMatchers.java

@@ -19,6 +19,7 @@ package org.springframework.test.web.client.match;
 import java.io.ByteArrayInputStream;
 import java.io.IOException;
 import java.io.InputStream;
+
 import javax.xml.transform.Source;
 import javax.xml.transform.dom.DOMSource;
 

spring-test/src/main/java/org/springframework/test/web/client/match/MockRestRequestMatchers.java

@@ -19,6 +19,7 @@ package org.springframework.test.web.client.match;
 import java.net.URI;
 import java.util.List;
 import java.util.Map;
+
 import javax.xml.xpath.XPathExpressionException;
 
 import org.hamcrest.Matcher;

spring-test/src/main/java/org/springframework/test/web/client/match/XpathRequestMatchers.java

@@ -18,6 +18,7 @@ package org.springframework.test.web.client.match;
 
 import java.io.IOException;
 import java.util.Map;
+
 import javax.xml.xpath.XPathExpressionException;
 
 import org.hamcrest.Matcher;

spring-test/src/main/java/org/springframework/test/web/reactive/server/XpathAssertions.java

@@ -20,6 +20,7 @@ import java.nio.charset.StandardCharsets;
 import java.util.Map;
 import java.util.Optional;
 import java.util.function.Consumer;
+
 import javax.xml.xpath.XPathExpressionException;
 
 import org.hamcrest.Matcher;

spring-test/src/main/java/org/springframework/test/web/servlet/MockMvc.java

@@ -18,6 +18,7 @@ package org.springframework.test.web.servlet;
 
 import java.util.ArrayList;
 import java.util.List;
+
 import javax.servlet.AsyncContext;
 import javax.servlet.DispatcherType;
 import javax.servlet.Filter;

spring-test/src/main/java/org/springframework/test/web/servlet/MockMvcBuilderSupport.java

@@ -17,6 +17,7 @@
 package org.springframework.test.web.servlet;
 
 import java.util.List;
+
 import javax.servlet.Filter;
 import javax.servlet.ServletException;
 

spring-test/src/main/java/org/springframework/test/web/servlet/TestDispatcherServlet.java

@@ -19,6 +19,7 @@ package org.springframework.test.web.servlet;
 import java.io.IOException;
 import java.util.concurrent.Callable;
 import java.util.concurrent.CountDownLatch;
+
 import javax.servlet.ServletException;
 import javax.servlet.ServletRequest;
 import javax.servlet.http.HttpServletRequest;

spring-test/src/main/java/org/springframework/test/web/servlet/htmlunit/HtmlUnitRequestBuilder.java

@@ -28,6 +28,7 @@ import java.util.Locale;
 import java.util.Map;
 import java.util.Set;
 import java.util.StringTokenizer;
+
 import javax.servlet.ServletContext;
 import javax.servlet.http.Cookie;
 import javax.servlet.http.HttpServletRequest;

spring-test/src/main/java/org/springframework/test/web/servlet/request/MockHttpServletRequestBuilder.java

@@ -28,6 +28,7 @@ import java.util.LinkedHashMap;
 import java.util.List;
 import java.util.Locale;
 import java.util.Map;
+
 import javax.servlet.ServletContext;
 import javax.servlet.ServletRequest;
 import javax.servlet.http.Cookie;

spring-test/src/main/java/org/springframework/test/web/servlet/request/MockMultipartHttpServletRequestBuilder.java

@@ -20,6 +20,7 @@ import java.net.URI;
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.List;
+
 import javax.servlet.ServletContext;
 import javax.servlet.http.Part;
 

spring-test/src/main/java/org/springframework/test/web/servlet/request/MockMvcRequestBuilders.java

@@ -17,6 +17,7 @@
 package org.springframework.test.web.servlet.request;
 
 import java.net.URI;
+
 import javax.servlet.DispatcherType;
 
 import org.springframework.http.HttpMethod;

spring-test/src/main/java/org/springframework/test/web/servlet/result/ContentResultMatchers.java

@@ -17,6 +17,7 @@
 package org.springframework.test.web.servlet.result;
 
 import java.util.Map;
+
 import javax.servlet.http.HttpServletResponse;
 import javax.xml.transform.Source;
 import javax.xml.transform.dom.DOMSource;

spring-test/src/main/java/org/springframework/test/web/servlet/result/MockMvcResultMatchers.java

@@ -17,6 +17,7 @@
 package org.springframework.test.web.servlet.result;
 
 import java.util.Map;
+
 import javax.xml.xpath.XPathExpressionException;
 
 import org.hamcrest.Matcher;

spring-test/src/main/java/org/springframework/test/web/servlet/result/PrintingResultHandler.java

@@ -20,6 +20,7 @@ import java.util.Collections;
 import java.util.Enumeration;
 import java.util.Map;
 import java.util.stream.Collectors;
+
 import javax.servlet.http.Cookie;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpSession;

spring-test/src/main/java/org/springframework/test/web/servlet/result/RequestResultMatchers.java

@@ -17,6 +17,7 @@
 package org.springframework.test.web.servlet.result;
 
 import java.util.concurrent.Callable;
+
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpSession;
 

spring-test/src/main/java/org/springframework/test/web/servlet/result/XpathResultMatchers.java

@@ -17,6 +17,7 @@
 package org.springframework.test.web.servlet.result;
 
 import java.util.Map;
+
 import javax.xml.xpath.XPathExpressionException;
 
 import org.hamcrest.Matcher;

spring-test/src/main/java/org/springframework/test/web/servlet/setup/AbstractMockMvcBuilder.java

@@ -18,6 +18,7 @@ package org.springframework.test.web.servlet.setup;
 
 import java.util.ArrayList;
 import java.util.List;
+
 import javax.servlet.Filter;
 import javax.servlet.ServletContext;
 

spring-test/src/main/java/org/springframework/test/web/servlet/setup/PatternMappingFilterProxy.java

@@ -19,6 +19,7 @@ package org.springframework.test.web.servlet.setup;
 import java.io.IOException;
 import java.util.ArrayList;
 import java.util.List;
+
 import javax.servlet.Filter;
 import javax.servlet.FilterChain;
 import javax.servlet.FilterConfig;

spring-test/src/main/java/org/springframework/test/web/servlet/setup/StandaloneMockMvcBuilder.java

@@ -24,6 +24,7 @@ import java.util.List;
 import java.util.Locale;
 import java.util.Map;
 import java.util.function.Supplier;
+
 import javax.servlet.ServletContext;
 
 import org.springframework.beans.BeanUtils;

spring-test/src/main/java/org/springframework/test/web/servlet/setup/StubWebApplicationContext.java

@@ -22,6 +22,7 @@ import java.util.List;
 import java.util.Locale;
 import java.util.Map;
 import java.util.Set;
+
 import javax.servlet.ServletContext;
 
 import org.springframework.beans.BeanUtils;