Merge pull request #15950 from michael-simons

* pr/15950:
  Prevent imports on org.testcontainers.shaded.*
  Polish "Stop using imports from shaded dependencies"
  Stop using imports from shaded dependencies

spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/security/oauth2/client/OAuth2ClientPropertiesRegistrationAdapterTests.java

 /*
- * Copyright 2012-2018 the original author or authors.
+ * Copyright 2012-2019 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.
@@ -20,11 +20,12 @@ import java.util.Collections;
 import java.util.HashMap;
 import java.util.Map;
 
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
 import okhttp3.mockwebserver.MockResponse;
 import okhttp3.mockwebserver.MockWebServer;
 import org.junit.After;
 import org.junit.Test;
-import org.testcontainers.shaded.com.fasterxml.jackson.databind.ObjectMapper;
 
 import org.springframework.boot.autoconfigure.security.oauth2.client.OAuth2ClientProperties.Provider;
 import org.springframework.boot.autoconfigure.security.oauth2.client.OAuth2ClientProperties.Registration;
@@ -337,7 +338,7 @@ public class OAuth2ClientPropertiesRegistrationAdapterTests {
 				org.springframework.security.oauth2.core.AuthenticationMethod.HEADER);
 	}
 
-	private void setupMockResponse(String issuer) throws Exception {
+	private void setupMockResponse(String issuer) throws JsonProcessingException {
 		MockResponse mockResponse = new MockResponse()
 				.setResponseCode(HttpStatus.OK.value())
 				.setBody(new ObjectMapper().writeValueAsString(getResponse(issuer)))

spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/security/oauth2/resource/reactive/ReactiveOAuth2ResourceServerAutoConfigurationTests.java

 /*
- * Copyright 2012-2018 the original author or authors.
+ * Copyright 2012-2019 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.
@@ -21,12 +21,12 @@ import java.util.HashMap;
 import java.util.Map;
 import java.util.stream.Stream;
 
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
 import okhttp3.mockwebserver.MockResponse;
 import okhttp3.mockwebserver.MockWebServer;
 import org.junit.After;
 import org.junit.Test;
-import org.testcontainers.shaded.com.fasterxml.jackson.core.JsonProcessingException;
-import org.testcontainers.shaded.com.fasterxml.jackson.databind.ObjectMapper;
 
 import org.springframework.boot.autoconfigure.AutoConfigurations;
 import org.springframework.boot.test.context.FilteredClassLoader;

spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/security/oauth2/resource/servlet/OAuth2ResourceServerAutoConfigurationTests.java

 /*
- * Copyright 2012-2018 the original author or authors.
+ * Copyright 2012-2019 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.
@@ -22,12 +22,12 @@ import java.util.Map;
 
 import javax.servlet.Filter;
 
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
 import okhttp3.mockwebserver.MockResponse;
 import okhttp3.mockwebserver.MockWebServer;
 import org.junit.After;
 import org.junit.Test;
-import org.testcontainers.shaded.com.fasterxml.jackson.core.JsonProcessingException;
-import org.testcontainers.shaded.com.fasterxml.jackson.databind.ObjectMapper;
 
 import org.springframework.boot.autoconfigure.AutoConfigurations;
 import org.springframework.boot.test.context.FilteredClassLoader;

spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/web/servlet/WebMvcPropertiesTests.java

 /*
- * Copyright 2012-2018 the original author or authors.
+ * Copyright 2012-2019 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.
@@ -19,8 +19,8 @@ package org.springframework.boot.autoconfigure.web.servlet;
 import java.util.Collections;
 import java.util.Map;
 
+import org.assertj.core.util.Throwables;
 import org.junit.Test;
-import org.testcontainers.shaded.com.google.common.base.Throwables;
 
 import org.springframework.boot.context.properties.bind.BindException;
 import org.springframework.boot.context.properties.bind.Bindable;

src/checkstyle/checkstyle.xml

@@ -7,7 +7,7 @@
 			name="com.puppycrawl.tools.checkstyle.checks.imports.IllegalImportCheck">
 			<property name="regexp" value="true" />
 			<property name="illegalPkgs"
-				value="^sun.*, ^org\.apache\.commons\.(?!compress|dbcp2|lang|lang3|logging|pool2).*, ^com\.google\.common.*, ^org\.flywaydb\.core\.internal.*" />
+				value="^sun.*, ^org\.apache\.commons\.(?!compress|dbcp2|lang|lang3|logging|pool2).*, ^com\.google\.common.*, ^org\.flywaydb\.core\.internal.*, ^org\.testcontainers\.shaded.*" />
 			<property name="illegalClasses"
 				value="^reactor\.core\.support\.Assert, ^org\.junit\.rules\.ExpectedException, ^org\.slf4j\.LoggerFactory" />
 		</module>