Add auto-configuration for WebServiceTemplate

See gh-12707

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/webservices/client/WebServiceTemplateAutoConfiguration.java

@@ -0,0 +1,67 @@
+/*
+ * Copyright 2012-2018 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
+ *
+ *      http://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.boot.autoconfigure.webservices.client;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import org.springframework.beans.factory.ObjectProvider;
+import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
+import org.springframework.boot.webservices.client.WebServiceTemplateBuilder;
+import org.springframework.boot.webservices.client.WebServiceTemplateCustomizer;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.core.annotation.AnnotationAwareOrderComparator;
+import org.springframework.oxm.Marshaller;
+import org.springframework.oxm.Unmarshaller;
+import org.springframework.util.CollectionUtils;
+import org.springframework.ws.client.core.WebServiceTemplate;
+
+/**
+ * {@link EnableAutoConfiguration Auto-configuration} for {@link WebServiceTemplate}.
+ *
+ * @author Dmytro Nosan
+ */
+@Configuration
+@ConditionalOnClass({ WebServiceTemplateBuilder.class, WebServiceTemplate.class,
+		Unmarshaller.class, Marshaller.class })
+public class WebServiceTemplateAutoConfiguration {
+
+	private final ObjectProvider<List<WebServiceTemplateCustomizer>> webServiceTemplateCustomizers;
+
+	public WebServiceTemplateAutoConfiguration(
+			ObjectProvider<List<WebServiceTemplateCustomizer>> webServiceTemplateCustomizers) {
+		this.webServiceTemplateCustomizers = webServiceTemplateCustomizers;
+	}
+
+	@Bean
+	@ConditionalOnMissingBean
+	public WebServiceTemplateBuilder webServiceTemplateBuilder() {
+		WebServiceTemplateBuilder builder = new WebServiceTemplateBuilder();
+		List<WebServiceTemplateCustomizer> customizers = this.webServiceTemplateCustomizers
+				.getIfAvailable();
+		if (!CollectionUtils.isEmpty(customizers)) {
+			customizers = new ArrayList<>(customizers);
+			AnnotationAwareOrderComparator.sort(customizers);
+			builder = builder.setCustomizers(customizers);
+		}
+		return builder;
+	}
+
+}

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/webservices/client/package-info.java

@@ -0,0 +1,20 @@
+/*
+ * Copyright 2012-2018 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
+ *
+ *      http://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.
+ */
+
+/**
+ * Auto-configuration for Spring Web Services Clients.
+ */
+package org.springframework.boot.autoconfigure.webservices.client;

spring-boot-project/spring-boot-autoconfigure/src/main/resources/META-INF/spring.factories

@@ -126,7 +126,8 @@ org.springframework.boot.autoconfigure.web.servlet.WebMvcAutoConfiguration,\
 org.springframework.boot.autoconfigure.websocket.reactive.WebSocketReactiveAutoConfiguration,\
 org.springframework.boot.autoconfigure.websocket.servlet.WebSocketServletAutoConfiguration,\
 org.springframework.boot.autoconfigure.websocket.servlet.WebSocketMessagingAutoConfiguration,\
-org.springframework.boot.autoconfigure.webservices.WebServicesAutoConfiguration
+org.springframework.boot.autoconfigure.webservices.WebServicesAutoConfiguration,\
+org.springframework.boot.autoconfigure.webservices.client.WebServiceTemplateAutoConfiguration
 
 # Failure analyzers
 org.springframework.boot.diagnostics.FailureAnalyzer=\

spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/webservices/client/WebServiceTemplateAutoConfigurationTests.java

@@ -0,0 +1,150 @@
+/*
+ * Copyright 2012-2018 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
+ *
+ *      http://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.boot.autoconfigure.webservices.client;
+
+import org.junit.After;
+import org.junit.Test;
+
+import org.springframework.boot.webservices.client.WebServiceTemplateBuilder;
+import org.springframework.boot.webservices.client.WebServiceTemplateCustomizer;
+import org.springframework.context.annotation.AnnotationConfigApplicationContext;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.oxm.jaxb.Jaxb2Marshaller;
+import org.springframework.ws.client.core.WebServiceTemplate;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/**
+ * Tests for {@link WebServiceTemplateAutoConfiguration
+ * WebServiceTemplateAutoConfiguration}.
+ *
+ * @author Dmytro Nosan
+ */
+public class WebServiceTemplateAutoConfigurationTests {
+
+	private AnnotationConfigApplicationContext context;
+
+	@After
+	public void close() {
+		if (this.context != null) {
+			this.context.close();
+		}
+	}
+
+	@Test
+	public void webServiceTemplateShouldNotHaveMarshallerAndUnmarshaller() {
+		load(WebServiceTemplateConfig.class);
+		WebServiceTemplate webServiceTemplate = this.context
+				.getBean(WebServiceTemplate.class);
+		assertThat(webServiceTemplate.getUnmarshaller()).isNull();
+		assertThat(webServiceTemplate.getMarshaller()).isNull();
+	}
+
+	@Test
+	public void webServiceTemplateShouldUserCustomBuilder() {
+		load(CustomWebServiceTemplateBuilderConfig.class, WebServiceTemplateConfig.class);
+		WebServiceTemplate webServiceTemplate = this.context
+				.getBean(WebServiceTemplate.class);
+		assertThat(webServiceTemplate.getMarshaller()).isNotNull();
+	}
+
+	@Test
+	public void webServiceTemplateShouldApplyCustomizer() {
+		load(WebServiceTemplateCustomizerConfig.class, WebServiceTemplateConfig.class);
+		WebServiceTemplate webServiceTemplate = this.context
+				.getBean(WebServiceTemplate.class);
+		assertThat(webServiceTemplate.getUnmarshaller()).isNotNull();
+	}
+
+	@Test
+	public void builderShouldBeFreshForEachUse() {
+		load(DirtyWebServiceTemplateConfig.class);
+	}
+
+	private void load(Class<?>... config) {
+		AnnotationConfigApplicationContext ctx = new AnnotationConfigApplicationContext();
+		ctx.register(config);
+		ctx.register(WebServiceTemplateAutoConfiguration.class);
+		ctx.refresh();
+		this.context = ctx;
+	}
+
+	@Configuration
+	static class WebServiceTemplateConfig {
+
+		@Bean
+		public WebServiceTemplate webServiceTemplate(WebServiceTemplateBuilder builder) {
+			return builder.build();
+		}
+
+	}
+
+	@Configuration
+	static class DirtyWebServiceTemplateConfig {
+
+		@Bean
+		public WebServiceTemplate webServiceTemplateOne(
+				WebServiceTemplateBuilder builder) {
+			try {
+				return builder.build();
+			}
+			finally {
+				breakBuilderOnNextCall(builder);
+			}
+		}
+
+		@Bean
+		public WebServiceTemplate webServiceTemplateTwo(
+				WebServiceTemplateBuilder builder) {
+			try {
+				return builder.build();
+			}
+			finally {
+				breakBuilderOnNextCall(builder);
+			}
+		}
+
+		private void breakBuilderOnNextCall(WebServiceTemplateBuilder builder) {
+			builder.addCustomizers((webServiceTemplate) -> {
+				throw new IllegalStateException();
+			});
+		}
+
+	}
+
+	@Configuration
+	static class CustomWebServiceTemplateBuilderConfig {
+
+		@Bean
+		public WebServiceTemplateBuilder webServiceTemplateBuilder() {
+			return new WebServiceTemplateBuilder().setMarshaller(new Jaxb2Marshaller());
+		}
+
+	}
+
+	@Configuration
+	static class WebServiceTemplateCustomizerConfig {
+
+		@Bean
+		public WebServiceTemplateCustomizer webServiceTemplateCustomizer() {
+			return (ws) -> ws.setUnmarshaller(new Jaxb2Marshaller());
+		}
+
+	}
+
+}

spring-boot-project/spring-boot-docs/src/main/asciidoc/spring-boot-features.adoc

@@ -5634,7 +5634,6 @@ The following code shows a typical example:
 ----
 
 
-
 [[boot-features-webclient-customization]]
 === WebClient Customization
 There are three main approaches to `WebClient` customization, depending on how broadly you
@@ -5653,6 +5652,35 @@ the point of injection.
 Finally, you can fall back to the original API and use `WebClient.create()`. In that case,
 no auto-configuration or `WebClientCustomizer` is applied.
 
+[[boot-features-webservicetemplate]]
+== Calling Web Services with `WebServiceTemplate`
+If you need to call remote WEB services from your application, you can use the Spring
+Framework's {spring-webservices-reference}#client-web-service-template[`WebServiceTemplate`] class. Since
+`WebServiceTemplate` instances often need to be customized before being used, Spring Boot does
+not provide any single auto-configured `WebServiceTemplate` bean. It does, however,
+auto-configure a `WebServiceTemplateBuilder`, which can be used to create `WebServiceTemplate`
+instances when needed.
+
+The following code shows a typical example:
+
+[source,java,indent=0]
+----
+	@Service
+	public class MyService {
+
+		private final WebServiceTemplate webServiceTemplate;
+
+		public MyService(WebServiceTemplateBuilder webServiceTemplateBuilder) {
+			this.webServiceTemplate = webServiceTemplateBuilder.build();
+		}
+
+		public DetailsResp someCall(DetailsReq detailsReq) {
+			 return (DetailsResp) this.webServiceTemplate.marshalSendAndReceive(detailsReq, new SoapActionCallback(ACTION));
+
+		}
+
+	}
+----
 
 
 [[boot-features-validation]]

spring-boot-project/spring-boot/pom.xml

@@ -245,6 +245,16 @@
 			<artifactId>spring-orm</artifactId>
 			<optional>true</optional>
 		</dependency>
+		<dependency>
+			<groupId>org.springframework.ws</groupId>
+			<artifactId>spring-ws-core</artifactId>
+			<optional>true</optional>
+		</dependency>
+		<dependency>
+			<groupId>org.springframework</groupId>
+			<artifactId>spring-oxm</artifactId>
+			<optional>true</optional>
+		</dependency>
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-test</artifactId>

spring-boot-project/spring-boot/src/main/java/org/springframework/boot/webservices/client/WebServiceTemplateCustomizer.java

@@ -0,0 +1,34 @@
+/*
+ * Copyright 2012-2018 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
+ *
+ *      http://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.boot.webservices.client;
+
+import org.springframework.ws.client.core.WebServiceTemplate;
+
+/**
+ * Callback interface that can be used to customize a {@link WebServiceTemplate}.
+ *
+ * @author Dmytro Nosan
+ */
+public interface WebServiceTemplateCustomizer {
+
+	/**
+	 * Callback to customize a {@link WebServiceTemplate} instance.
+	 * @param webServiceTemplate the template to customize
+	 */
+	void customize(WebServiceTemplate webServiceTemplate);
+
+}

spring-boot-project/spring-boot/src/main/java/org/springframework/boot/webservices/client/package-info.java

@@ -0,0 +1,21 @@
+/*
+ * Copyright 2012-2018 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
+ *
+ *      http://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.
+ */
+
+/**
+ * Web Services client utilities.
+ */
+
+package org.springframework.boot.webservices.client;

spring-boot-project/spring-boot/src/test/java/org/springframework/boot/webservices/client/WebServiceTemplateBuilderCustomsMessageSenderTests.java

@@ -0,0 +1,93 @@
+/*
+ * Copyright 2012-2018 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
+ *
+ *      http://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.boot.webservices.client;
+
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.rules.ExpectedException;
+import org.mockito.Mockito;
+
+import org.springframework.http.client.ClientHttpRequestFactory;
+import org.springframework.ws.transport.WebServiceMessageSender;
+import org.springframework.ws.transport.http.ClientHttpRequestMessageSender;
+
+/**
+ * Tests for
+ * {@link org.springframework.boot.webservices.client.WebServiceTemplateBuilder}.
+ *
+ * @author Dmytro Nosan
+ */
+public class WebServiceTemplateBuilderCustomsMessageSenderTests {
+
+	@Rule
+	public ExpectedException thrown = ExpectedException.none();
+
+	private WebServiceTemplateBuilder builder = new WebServiceTemplateBuilder();
+
+	@Test
+	public void unknownSenderReadTimeout() {
+		this.thrown.expect(IllegalStateException.class);
+		this.thrown.expectMessage("with 'readTimeout'. Please use a custom customizer.");
+		this.thrown.expectMessage("There is no way to customize");
+
+		this.builder.setReadTimeout(3000).setWebServiceMessageSender(
+				() -> Mockito.mock(WebServiceMessageSender.class)).build();
+	}
+
+	@Test
+	public void unknownSenderConnectionTimeout() {
+		this.thrown.expect(IllegalStateException.class);
+		this.thrown.expectMessage(
+				"with 'connectionTimeout'. Please use a custom customizer.");
+		this.thrown.expectMessage("There is no way to customize");
+
+		this.builder.setConnectionTimeout(3000).setWebServiceMessageSender(
+				() -> Mockito.mock(WebServiceMessageSender.class)).build();
+	}
+
+	@Test
+	public void unknownRequestFactoryReadTimeout() {
+		this.thrown.expect(IllegalStateException.class);
+		this.thrown.expectMessage("with 'readTimeout'. Please use a custom customizer.");
+		this.thrown.expectMessage("There is no way to customize");
+
+		this.builder.setReadTimeout(3000)
+				.setWebServiceMessageSender(() -> new ClientHttpRequestMessageSender(
+						Mockito.mock(ClientHttpRequestFactory.class)))
+				.build();
+	}
+
+	@Test
+	public void unknownRequestFactoryConnectionTimeout() {
+		this.thrown.expect(IllegalStateException.class);
+		this.thrown.expectMessage(
+				"with 'connectionTimeout'. Please use a custom customizer.");
+		this.thrown.expectMessage("There is no way to customize");
+
+		this.builder.setConnectionTimeout(3000)
+				.setWebServiceMessageSender(() -> new ClientHttpRequestMessageSender(
+						Mockito.mock(ClientHttpRequestFactory.class)))
+				.build();
+	}
+
+	@Test
+	public void shouldBuildWithoutTimeouts() {
+		this.builder.setWebServiceMessageSender(
+				() -> Mockito.mock(WebServiceMessageSender.class)).build();
+	}
+
+}

spring-boot-project/spring-boot/src/test/java/org/springframework/boot/webservices/client/WebServiceTemplateBuilderHttpComponentsClientHttpRequestFactoryTests.java

@@ -0,0 +1,55 @@
+/*
+ * Copyright 2012-2018 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
+ *
+ *      http://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.boot.webservices.client;
+
+import org.apache.http.client.config.RequestConfig;
+import org.junit.Test;
+
+import org.springframework.http.client.BufferingClientHttpRequestFactory;
+import org.springframework.http.client.HttpComponentsClientHttpRequestFactory;
+import org.springframework.test.util.ReflectionTestUtils;
+import org.springframework.ws.transport.http.ClientHttpRequestMessageSender;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/**
+ * Tests for {@link WebServiceTemplateBuilder}.
+ *
+ * @author Dmytro Nosan
+ */
+public class WebServiceTemplateBuilderHttpComponentsClientHttpRequestFactoryTests {
+
+	private WebServiceTemplateBuilder builder = new WebServiceTemplateBuilder();
+
+	@Test
+	public void setTimeout() {
+		HttpComponentsClientHttpRequestFactory factory = new HttpComponentsClientHttpRequestFactory();
+		ClientHttpRequestMessageSender sender = new ClientHttpRequestMessageSender(
+				new BufferingClientHttpRequestFactory(factory));
+
+		this.builder.setConnectionTimeout(5000).setReadTimeout(2000)
+				.setWebServiceMessageSender(() -> sender).build();
+
+		RequestConfig requestConfig = (RequestConfig) ReflectionTestUtils
+				.getField(factory, "requestConfig");
+		assertThat(requestConfig).isNotNull();
+		assertThat(requestConfig.getConnectTimeout()).isEqualTo(5000);
+		assertThat(requestConfig.getSocketTimeout()).isEqualTo(2000);
+
+	}
+
+}

spring-boot-project/spring-boot/src/test/java/org/springframework/boot/webservices/client/WebServiceTemplateBuilderHttpComponentsMessageSenderTests.java

@@ -0,0 +1,67 @@
+/*
+ * Copyright 2012-2018 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
+ *
+ *      http://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.boot.webservices.client;
+
+import org.apache.http.client.HttpClient;
+import org.apache.http.params.HttpConnectionParams;
+import org.junit.Test;
+
+import org.springframework.ws.client.core.WebServiceTemplate;
+import org.springframework.ws.transport.http.HttpComponentsMessageSender;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/**
+ * Tests for
+ * {@link org.springframework.boot.webservices.client.WebServiceTemplateBuilder}. This
+ * test class check that builder will create HttpComponents by default if apache client is
+ * present in the classpath.
+ *
+ * @author Dmytro Nosan
+ */
+@SuppressWarnings("deprecation")
+public class WebServiceTemplateBuilderHttpComponentsMessageSenderTests {
+
+	private WebServiceTemplateBuilder builder = new WebServiceTemplateBuilder();
+
+	@Test
+	public void build() {
+		WebServiceTemplate webServiceTemplate = new WebServiceTemplateBuilder().build();
+
+		assertThat(webServiceTemplate.getMessageSenders()).hasSize(1);
+
+		assertThat(webServiceTemplate.getMessageSenders()[0])
+				.isInstanceOf(HttpComponentsMessageSender.class);
+
+	}
+
+	@Test
+	public void setTimeout() {
+		HttpComponentsMessageSender sender = new HttpComponentsMessageSender();
+		HttpClient httpClient = sender.getHttpClient();
+
+		this.builder.setConnectionTimeout(5000).setReadTimeout(2000)
+				.setWebServiceMessageSender(() -> sender).build();
+
+		assertThat(HttpConnectionParams.getConnectionTimeout(httpClient.getParams()))
+				.isEqualTo(5000);
+		assertThat(HttpConnectionParams.getSoTimeout(httpClient.getParams()))
+				.isEqualTo(2000);
+
+	}
+
+}

spring-boot-project/spring-boot/src/test/java/org/springframework/boot/webservices/client/WebServiceTemplateBuilderHttpUrlConnectionMessageSenderTests.java

@@ -0,0 +1,70 @@
+/*
+ * Copyright 2012-2018 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
+ *
+ *      http://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.boot.webservices.client;
+
+import java.time.Duration;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import org.springframework.boot.testsupport.runner.classpath.ClassPathExclusions;
+import org.springframework.boot.testsupport.runner.classpath.ModifiedClassPathRunner;
+import org.springframework.test.util.ReflectionTestUtils;
+import org.springframework.ws.client.core.WebServiceTemplate;
+import org.springframework.ws.transport.http.HttpUrlConnectionMessageSender;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/**
+ * Tests for {@link WebServiceTemplateBuilder}. This test class check that builder will
+ * create HttpUrlConnectionMessageSender If Ok-http and Apache client are not present in
+ * the classpath.
+ *
+ * @author Dmytro Nosan
+ */
+@RunWith(ModifiedClassPathRunner.class)
+@ClassPathExclusions({ "httpclient-*.jar", "okhttp-*.jar" })
+public class WebServiceTemplateBuilderHttpUrlConnectionMessageSenderTests {
+
+	private WebServiceTemplateBuilder builder = new WebServiceTemplateBuilder();
+
+	@Test
+	public void build() {
+		WebServiceTemplate webServiceTemplate = this.builder.build();
+
+		assertThat(webServiceTemplate.getMessageSenders()).hasSize(1);
+
+		assertThat(webServiceTemplate.getMessageSenders()[0])
+				.isInstanceOf(HttpUrlConnectionMessageSender.class);
+
+	}
+
+	@Test
+	public void setTimeout() {
+		HttpUrlConnectionMessageSender sender = new HttpUrlConnectionMessageSender();
+
+		this.builder.setConnectionTimeout(5000).setReadTimeout(2000)
+				.setWebServiceMessageSender(() -> sender).build();
+
+		assertThat(ReflectionTestUtils.getField(sender, "connectionTimeout"))
+				.isEqualTo(Duration.ofMillis(5000));
+		assertThat(ReflectionTestUtils.getField(sender, "readTimeout"))
+				.isEqualTo(Duration.ofMillis(2000));
+
+	}
+
+}

spring-boot-project/spring-boot/src/test/java/org/springframework/boot/webservices/client/WebServiceTemplateBuilderOkHttp3ClientHttpRequestFactoryTests.java

@@ -0,0 +1,82 @@
+/*
+ * Copyright 2012-2018 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
+ *
+ *      http://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.boot.webservices.client;
+
+import okhttp3.OkHttpClient;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import org.springframework.boot.testsupport.runner.classpath.ClassPathExclusions;
+import org.springframework.boot.testsupport.runner.classpath.ModifiedClassPathRunner;
+import org.springframework.http.client.BufferingClientHttpRequestFactory;
+import org.springframework.http.client.OkHttp3ClientHttpRequestFactory;
+import org.springframework.test.util.ReflectionTestUtils;
+import org.springframework.ws.client.core.WebServiceTemplate;
+import org.springframework.ws.transport.http.ClientHttpRequestMessageSender;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/**
+ * Tests for {@link WebServiceTemplateBuilder}. This test class check that builder will
+ * create ClientHttpRequestMessageSender (OkHttp3ClientHttpRequestFactory) if apache
+ * client is not present in the classpath
+ *
+ * @author Dmytro Nosan
+ */
+@RunWith(ModifiedClassPathRunner.class)
+@ClassPathExclusions("httpclient-*.jar")
+public class WebServiceTemplateBuilderOkHttp3ClientHttpRequestFactoryTests {
+
+	private WebServiceTemplateBuilder builder = new WebServiceTemplateBuilder();
+
+	@Test
+	public void build() {
+
+		WebServiceTemplate webServiceTemplate = this.builder.build();
+
+		assertThat(webServiceTemplate.getMessageSenders()).hasSize(1);
+		assertThat(webServiceTemplate.getMessageSenders()[0])
+				.isInstanceOf(ClientHttpRequestMessageSender.class);
+
+		ClientHttpRequestMessageSender sender = (ClientHttpRequestMessageSender) webServiceTemplate
+				.getMessageSenders()[0];
+
+		assertThat(sender.getRequestFactory())
+				.isInstanceOf(OkHttp3ClientHttpRequestFactory.class);
+
+	}
+
+	@Test
+	public void setTimeout() {
+		OkHttp3ClientHttpRequestFactory factory = new OkHttp3ClientHttpRequestFactory();
+		ClientHttpRequestMessageSender sender = new ClientHttpRequestMessageSender(
+				new BufferingClientHttpRequestFactory(factory));
+
+		this.builder.setConnectionTimeout(5000).setReadTimeout(2000)
+				.setWebServiceMessageSender(() -> sender).build();
+
+		OkHttpClient client = (OkHttpClient) ReflectionTestUtils.getField(factory,
+				"client");
+
+		assertThat(client).isNotNull();
+
+		assertThat(client.connectTimeoutMillis()).isEqualTo(5000);
+		assertThat(client.readTimeoutMillis()).isEqualTo(2000);
+
+	}
+
+}

spring-boot-project/spring-boot/src/test/java/org/springframework/boot/webservices/client/WebServiceTemplateBuilderSimpleClientHttpRequestFactoryTests.java

@@ -0,0 +1,52 @@
+/*
+ * Copyright 2012-2018 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
+ *
+ *      http://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.boot.webservices.client;
+
+import org.junit.Test;
+
+import org.springframework.http.client.BufferingClientHttpRequestFactory;
+import org.springframework.http.client.SimpleClientHttpRequestFactory;
+import org.springframework.test.util.ReflectionTestUtils;
+import org.springframework.ws.transport.http.ClientHttpRequestMessageSender;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/**
+ * Tests for {@link WebServiceTemplateBuilder}.
+ *
+ * @author Dmytro Nosan
+ */
+public class WebServiceTemplateBuilderSimpleClientHttpRequestFactoryTests {
+
+	private WebServiceTemplateBuilder builder = new WebServiceTemplateBuilder();
+
+	@Test
+	public void setTimeout() {
+		SimpleClientHttpRequestFactory factory = new SimpleClientHttpRequestFactory();
+		ClientHttpRequestMessageSender sender = new ClientHttpRequestMessageSender(
+				new BufferingClientHttpRequestFactory(factory));
+
+		this.builder.setConnectionTimeout(5000).setReadTimeout(2000)
+				.setWebServiceMessageSender(() -> sender).build();
+
+		assertThat(ReflectionTestUtils.getField(factory, "connectTimeout"))
+				.isEqualTo(5000);
+		assertThat(ReflectionTestUtils.getField(factory, "readTimeout")).isEqualTo(2000);
+
+	}
+
+}

spring-boot-project/spring-boot/src/test/java/org/springframework/boot/webservices/client/WebServiceTemplateBuilderTests.java

@@ -0,0 +1,520 @@
+/*
+ * Copyright 2012-2018 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
+ *
+ *      http://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.boot.webservices.client;
+
+import java.net.URI;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.function.Supplier;
+
+import javax.xml.transform.TransformerFactory;
+import javax.xml.transform.sax.SAXTransformerFactory;
+
+import org.junit.Test;
+import org.mockito.Mockito;
+
+import org.springframework.oxm.jaxb.Jaxb2Marshaller;
+import org.springframework.ws.client.core.FaultMessageResolver;
+import org.springframework.ws.client.core.WebServiceTemplate;
+import org.springframework.ws.client.support.interceptor.ClientInterceptor;
+import org.springframework.ws.soap.client.core.SoapFaultMessageResolver;
+import org.springframework.ws.soap.saaj.SaajSoapMessageFactory;
+import org.springframework.ws.transport.WebServiceMessageSender;
+import org.springframework.ws.transport.http.ClientHttpRequestMessageSender;
+import org.springframework.ws.transport.http.HttpUrlConnectionMessageSender;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/**
+ * Tests for {@link WebServiceTemplateBuilder}.
+ *
+ * @author Dmytro Nosan
+ */
+public class WebServiceTemplateBuilderTests {
+
+	private WebServiceTemplateBuilder builder = new WebServiceTemplateBuilder();
+
+	@Test
+	public void addInterceptors() {
+		ClientInterceptor f1 = Mockito.mock(ClientInterceptor.class);
+		ClientInterceptor f2 = Mockito.mock(ClientInterceptor.class);
+
+		WebServiceTemplate webServiceTemplate = this.builder.addInterceptors(f1)
+				.addInterceptors(f2).build();
+
+		assertThat(webServiceTemplate.getInterceptors()).containsExactlyInAnyOrder(f1,
+				f2);
+	}
+
+	@Test
+	public void addInterceptorsCollection() {
+		ClientInterceptor f1 = Mockito.mock(ClientInterceptor.class);
+		ClientInterceptor f2 = Mockito.mock(ClientInterceptor.class);
+
+		WebServiceTemplate webServiceTemplate = this.builder
+				.addInterceptors(Collections.singletonList(f1))
+				.addInterceptors(Collections.singleton(f2)).build();
+
+		assertThat(webServiceTemplate.getInterceptors()).containsExactlyInAnyOrder(f1,
+				f2);
+
+	}
+
+	@Test
+	public void setInterceptors() {
+		ClientInterceptor f1 = Mockito.mock(ClientInterceptor.class);
+		ClientInterceptor f2 = Mockito.mock(ClientInterceptor.class);
+
+		WebServiceTemplate webServiceTemplate = this.builder.setInterceptors(f1)
+				.setInterceptors(f2).build();
+
+		assertThat(webServiceTemplate.getInterceptors()).doesNotContain(f1).contains(f2);
+	}
+
+	@Test
+	public void setInterceptorsCollection() {
+		ClientInterceptor f1 = Mockito.mock(ClientInterceptor.class);
+		ClientInterceptor f2 = Mockito.mock(ClientInterceptor.class);
+
+		WebServiceTemplate webServiceTemplate = this.builder
+				.setInterceptors(Collections.singletonList(f1))
+				.setInterceptors(Collections.singleton(f2)).build();
+
+		assertThat(webServiceTemplate.getInterceptors()).doesNotContain(f1).contains(f2);
+
+	}
+
+	@Test
+	public void addCustomizers() {
+		Jaxb2Marshaller jaxb2Marshaller = new Jaxb2Marshaller();
+		WebServiceTemplateCustomizer customizer = (ws) -> ws
+				.setMarshaller(jaxb2Marshaller);
+		WebServiceTemplateCustomizer customizer1 = (ws) -> ws
+				.setUnmarshaller(jaxb2Marshaller);
+
+		WebServiceTemplate webServiceTemplate = this.builder.addCustomizers(customizer)
+				.addCustomizers(customizer1).build();
+
+		assertThat(webServiceTemplate.getMarshaller()).isEqualTo(jaxb2Marshaller);
+		assertThat(webServiceTemplate.getUnmarshaller()).isEqualTo(jaxb2Marshaller);
+
+	}
+
+	@Test
+	public void addCustomizersCollection() {
+		Jaxb2Marshaller jaxb2Marshaller = new Jaxb2Marshaller();
+		WebServiceTemplateCustomizer customizer = (ws) -> ws
+				.setMarshaller(jaxb2Marshaller);
+		WebServiceTemplateCustomizer customizer1 = (ws) -> ws
+				.setUnmarshaller(jaxb2Marshaller);
+
+		WebServiceTemplate webServiceTemplate = this.builder
+				.addCustomizers(Collections.singleton(customizer))
+				.addCustomizers(Collections.singletonList(customizer1)).build();
+
+		assertThat(webServiceTemplate.getMarshaller()).isEqualTo(jaxb2Marshaller);
+		assertThat(webServiceTemplate.getUnmarshaller()).isEqualTo(jaxb2Marshaller);
+	}
+
+	@Test
+	public void setCustomizers() {
+		Jaxb2Marshaller jaxb2Marshaller = new Jaxb2Marshaller();
+		WebServiceTemplateCustomizer customizer = (ws) -> ws
+				.setMarshaller(jaxb2Marshaller);
+		WebServiceTemplateCustomizer customizer1 = (ws) -> ws
+				.setUnmarshaller(jaxb2Marshaller);
+
+		WebServiceTemplate webServiceTemplate = this.builder.setCustomizers(customizer)
+				.setCustomizers(customizer1).build();
+
+		assertThat(webServiceTemplate.getMarshaller()).isNull();
+		assertThat(webServiceTemplate.getUnmarshaller()).isEqualTo(jaxb2Marshaller);
+
+	}
+
+	@Test
+	public void setCustomizersCollection() {
+		Jaxb2Marshaller jaxb2Marshaller = new Jaxb2Marshaller();
+		WebServiceTemplateCustomizer customizer = (ws) -> ws
+				.setMarshaller(jaxb2Marshaller);
+		WebServiceTemplateCustomizer customizer1 = (ws) -> ws
+				.setUnmarshaller(jaxb2Marshaller);
+
+		WebServiceTemplate webServiceTemplate = this.builder
+				.setCustomizers(Collections.singleton(customizer))
+				.setCustomizers(Collections.singletonList(customizer1)).build();
+
+		assertThat(webServiceTemplate.getMarshaller()).isNull();
+		assertThat(webServiceTemplate.getUnmarshaller()).isEqualTo(jaxb2Marshaller);
+	}
+
+	@Test
+	public void addWebServiceMessageSenders() {
+		WebServiceMessageSender sender = Mockito.mock(WebServiceMessageSender.class);
+		WebServiceMessageSender sender1 = Mockito.mock(WebServiceMessageSender.class);
+
+		WebServiceTemplate webServiceTemplate = this.builder
+				.addWebServiceMessageSenders(Collections.singleton(() -> sender))
+				.addWebServiceMessageSenders(Collections.singletonList(() -> sender1))
+				.build();
+
+		assertThat(webServiceTemplate.getMessageSenders())
+				.containsExactlyInAnyOrder(sender, sender1);
+	}
+
+	@Test
+	public void setWebServiceMessageSenders() {
+		WebServiceMessageSender sender = Mockito.mock(WebServiceMessageSender.class);
+		WebServiceMessageSender sender1 = Mockito.mock(WebServiceMessageSender.class);
+
+		WebServiceTemplate webServiceTemplate = this.builder
+				.setWebServiceMessageSenders(Collections.singleton(() -> sender))
+				.setWebServiceMessageSenders(Collections.singletonList(() -> sender1))
+				.build();
+
+		assertThat(webServiceTemplate.getMessageSenders()).doesNotContain(sender)
+				.contains(sender1);
+
+	}
+
+	@Test
+	public void addWebServiceMessageSenderClass() {
+
+		WebServiceTemplate webServiceTemplate = this.builder
+				.addWebServiceMessageSender(ClientHttpRequestMessageSender.class)
+				.addWebServiceMessageSender(HttpUrlConnectionMessageSender.class).build();
+
+		assertThat(webServiceTemplate.getMessageSenders()).hasSize(2);
+
+		assertThat(webServiceTemplate.getMessageSenders()[0])
+				.isInstanceOf(ClientHttpRequestMessageSender.class);
+		assertThat(webServiceTemplate.getMessageSenders()[1])
+				.isInstanceOf(HttpUrlConnectionMessageSender.class);
+	}
+
+	@Test
+	public void setWebServiceMessageSenderClass() {
+
+		WebServiceTemplate webServiceTemplate = this.builder
+				.setWebServiceMessageSender(ClientHttpRequestMessageSender.class)
+				.setWebServiceMessageSender(HttpUrlConnectionMessageSender.class).build();
+
+		assertThat(webServiceTemplate.getMessageSenders()).hasSize(1);
+		assertThat(webServiceTemplate.getMessageSenders()[0])
+				.isInstanceOf(HttpUrlConnectionMessageSender.class);
+
+	}
+
+	@Test
+	public void addWebServiceMessageSender() {
+		WebServiceMessageSender sender = Mockito.mock(WebServiceMessageSender.class);
+		WebServiceMessageSender sender1 = Mockito.mock(WebServiceMessageSender.class);
+
+		WebServiceTemplate webServiceTemplate = this.builder
+				.addWebServiceMessageSender(() -> sender)
+				.addWebServiceMessageSender(() -> sender1).build();
+
+		assertThat(webServiceTemplate.getMessageSenders())
+				.containsExactlyInAnyOrder(sender, sender1);
+	}
+
+	@Test
+	public void setWebServiceMessageSender() {
+		WebServiceMessageSender sender = Mockito.mock(WebServiceMessageSender.class);
+		WebServiceMessageSender sender1 = Mockito.mock(WebServiceMessageSender.class);
+
+		WebServiceTemplate webServiceTemplate = this.builder
+				.setWebServiceMessageSender(() -> sender)
+				.setWebServiceMessageSender(() -> sender1).build();
+
+		assertThat(webServiceTemplate.getMessageSenders()).doesNotContain(sender)
+				.contains(sender1);
+
+	}
+
+	@Test
+	public void setCheckConnectionForFault() {
+		MockWebServiceTemplate webServiceTemplate = this.builder
+				.setCheckConnectionForFault(false).build(MockWebServiceTemplate.class);
+
+		assertThat(webServiceTemplate.isCheckConnectionForFault()).isFalse();
+	}
+
+	@Test
+	public void setCheckConnectionForError() {
+
+		MockWebServiceTemplate webServiceTemplate = this.builder
+				.setCheckConnectionForError(false).build(MockWebServiceTemplate.class);
+
+		assertThat(webServiceTemplate.isCheckConnectionForError()).isFalse();
+
+	}
+
+	@Test
+	public void setTransformerFactoryClass() {
+		MockWebServiceTemplate webServiceTemplate = this.builder
+				.setTransformerFactoryClass(SAXTransformerFactory.class)
+				.build(MockWebServiceTemplate.class);
+
+		assertThat(webServiceTemplate.getTransformerFactoryClass())
+				.isEqualTo(SAXTransformerFactory.class);
+
+	}
+
+	@Test
+	public void setWebServiceMessageFactory() {
+
+		SaajSoapMessageFactory messageFactory = new SaajSoapMessageFactory();
+
+		WebServiceTemplate webServiceTemplate = this.builder
+				.setWebServiceMessageFactory(messageFactory).build();
+
+		assertThat(webServiceTemplate.getMessageFactory()).isEqualTo(messageFactory);
+
+	}
+
+	@Test
+	public void setMarshaller() {
+		Jaxb2Marshaller jaxb2Marshaller = new Jaxb2Marshaller();
+
+		WebServiceTemplate webServiceTemplate = this.builder
+				.setMarshaller(jaxb2Marshaller).build();
+		assertThat(webServiceTemplate.getMarshaller()).isEqualTo(jaxb2Marshaller);
+	}
+
+	@Test
+	public void setUnmarshaller() {
+		Jaxb2Marshaller jaxb2Unmarshaller = new Jaxb2Marshaller();
+
+		WebServiceTemplate webServiceTemplate = this.builder
+				.setUnmarshaller(jaxb2Unmarshaller).build();
+
+		assertThat(webServiceTemplate.getUnmarshaller()).isEqualTo(jaxb2Unmarshaller);
+	}
+
+	@Test
+	public void setFaultMessageResolver() {
+
+		FaultMessageResolver faultMessageResolver = new SoapFaultMessageResolver();
+		WebServiceTemplate webServiceTemplate = this.builder
+				.setFaultMessageResolver(faultMessageResolver).build();
+
+		assertThat(webServiceTemplate.getFaultMessageResolver())
+				.isEqualTo(faultMessageResolver);
+	}
+
+	@Test
+	public void setDefaultUri() {
+		URI uri = URI.create("http://localhost:8080");
+
+		WebServiceTemplate webServiceTemplate = this.builder.setDefaultUri(uri.toString())
+				.build();
+
+		assertThat(webServiceTemplate.getDestinationProvider().getDestination())
+				.isEqualTo(uri);
+
+	}
+
+	@Test
+	public void setDestinationProvider() {
+		URI uri = URI.create("http://localhost:8080");
+
+		WebServiceTemplate webServiceTemplate = this.builder
+				.setDestinationProvider(() -> uri).build();
+
+		assertThat(webServiceTemplate.getDestinationProvider().getDestination())
+				.isEqualTo(uri);
+
+	}
+
+	@Test
+	public void shouldNotOverrideDefaultSender() {
+		WebServiceMessageSender sender = Mockito.mock(WebServiceMessageSender.class);
+		WebServiceTemplate webServiceTemplate = new WebServiceTemplate();
+		webServiceTemplate.setMessageSender(sender);
+
+		this.builder.detectWebServiceMessageSender(false).configure(webServiceTemplate);
+
+		assertThat(webServiceTemplate.getMessageSenders()).hasSize(1).contains(sender);
+
+	}
+
+	@Test
+	public void addInterceptorsToExistingWebServiceTemplate() {
+		ClientInterceptor f1 = Mockito.mock(ClientInterceptor.class);
+		ClientInterceptor f2 = Mockito.mock(ClientInterceptor.class);
+
+		WebServiceTemplate webServiceTemplate = new WebServiceTemplate();
+		webServiceTemplate.setInterceptors(new ClientInterceptor[] { f1 });
+
+		this.builder.addInterceptors(f2).configure(webServiceTemplate);
+
+		assertThat(webServiceTemplate.getInterceptors()).containsExactlyInAnyOrder(f2,
+				f1);
+	}
+
+	@Test(expected = IllegalArgumentException.class)
+	public void setInterceptorsArrayNull() {
+		this.builder.setInterceptors((ClientInterceptor[]) null).build();
+	}
+
+	@Test(expected = IllegalArgumentException.class)
+	public void setInterceptorsCollectionNull() {
+		this.builder.setInterceptors((Collection<? extends ClientInterceptor>) null)
+				.build();
+	}
+
+	@Test(expected = IllegalArgumentException.class)
+	public void addInterceptorsArrayNull() {
+		this.builder.addInterceptors((ClientInterceptor[]) null).build();
+	}
+
+	@Test(expected = IllegalArgumentException.class)
+	public void addInterceptorsCollectionNull() {
+		this.builder.addInterceptors((Collection<? extends ClientInterceptor>) null)
+				.build();
+	}
+
+	@Test(expected = IllegalArgumentException.class)
+	public void setCustomizersArrayNull() {
+		this.builder.setCustomizers((WebServiceTemplateCustomizer[]) null).build();
+	}
+
+	@Test(expected = IllegalArgumentException.class)
+	public void setCustomizersCollectionNull() {
+		this.builder
+				.setCustomizers((Collection<? extends WebServiceTemplateCustomizer>) null)
+				.build();
+	}
+
+	@Test(expected = IllegalArgumentException.class)
+	public void addCustomizersArrayNull() {
+		this.builder
+				.addCustomizers((Collection<? extends WebServiceTemplateCustomizer>) null)
+				.build();
+	}
+
+	@Test(expected = IllegalArgumentException.class)
+	public void addCustomizersCollectionNull() {
+		this.builder
+				.addCustomizers((Collection<? extends WebServiceTemplateCustomizer>) null)
+				.build();
+	}
+
+	@Test(expected = IllegalArgumentException.class)
+	public void setWebServiceMessageSendersNull() {
+		this.builder.setWebServiceMessageSenders(null).build();
+	}
+
+	@Test(expected = IllegalArgumentException.class)
+	public void addWebServiceMessageSendersNull() {
+		this.builder.addWebServiceMessageSenders(null).build();
+	}
+
+	@Test(expected = IllegalArgumentException.class)
+	public void setWebServiceMessageSenderClassNull() {
+		this.builder.setWebServiceMessageSender(
+				(Class<? extends WebServiceMessageSender>) null).build();
+	}
+
+	@Test(expected = IllegalArgumentException.class)
+	public void addWebServiceMessageSenderClassNull() {
+		this.builder.addWebServiceMessageSender(
+				(Class<? extends WebServiceMessageSender>) null).build();
+	}
+
+	@Test(expected = IllegalArgumentException.class)
+	public void setWebServiceMessageSenderSupplierNull() {
+		this.builder.setWebServiceMessageSender(
+				(Supplier<? extends WebServiceMessageSender>) null).build();
+	}
+
+	@Test(expected = IllegalArgumentException.class)
+	public void addWebServiceMessageSenderSupplierNull() {
+		this.builder.addWebServiceMessageSender(
+				(Supplier<? extends WebServiceMessageSender>) null).build();
+	}
+
+	@Test(expected = IllegalArgumentException.class)
+	public void setWebServiceMessageFactoryNull() {
+		this.builder.setWebServiceMessageFactory(null).build();
+	}
+
+	@Test(expected = IllegalArgumentException.class)
+	public void setUnmarshallerNull() {
+		this.builder.setUnmarshaller(null).build();
+	}
+
+	@Test(expected = IllegalArgumentException.class)
+	public void setMarshallerNull() {
+		this.builder.setMarshaller(null).build();
+	}
+
+	@Test(expected = IllegalArgumentException.class)
+	public void setTransformerFactoryClassNull() {
+		this.builder.setTransformerFactoryClass(null).build();
+	}
+
+	@Test(expected = IllegalArgumentException.class)
+	public void setDefaultUriNull() {
+		this.builder.setDefaultUri(null).build();
+	}
+
+	@Test(expected = IllegalArgumentException.class)
+	public void setDestinationProviderNull() {
+		this.builder.setDestinationProvider(null).build();
+	}
+
+	private static class MockWebServiceTemplate extends WebServiceTemplate {
+
+		private boolean checkConnectionForError;
+
+		private boolean checkConnectionForFault;
+
+		private Class<? extends TransformerFactory> transformerFactoryClass;
+
+		boolean isCheckConnectionForError() {
+			return this.checkConnectionForError;
+		}
+
+		@Override
+		public void setCheckConnectionForError(boolean checkConnectionForError) {
+			this.checkConnectionForError = checkConnectionForError;
+		}
+
+		boolean isCheckConnectionForFault() {
+			return this.checkConnectionForFault;
+		}
+
+		@Override
+		public void setCheckConnectionForFault(boolean checkConnectionForFault) {
+			this.checkConnectionForFault = checkConnectionForFault;
+		}
+
+		Class<? extends TransformerFactory> getTransformerFactoryClass() {
+			return this.transformerFactoryClass;
+		}
+
+		@Override
+		public void setTransformerFactoryClass(
+				Class<? extends TransformerFactory> transformerFactoryClass) {
+			this.transformerFactoryClass = transformerFactoryClass;
+		}
+
+	}
+
+}