Require Jackson 2.6+, FreeMarker 2.3.21+, XStream 1.4.5+

Issue: SPR-13062

spring-web/src/main/java/org/springframework/http/converter/json/AbstractJackson2HttpMessageConverter.java

@@ -48,7 +48,7 @@ import org.springframework.util.TypeUtils;
  * Abstract base class for Jackson based and content type independent
  * {@link HttpMessageConverter} implementations.
  *
- * <p>Compatible with Jackson 2.1 and higher.
+ * <p>Compatible with Jackson 2.6 and higher, as of Spring 4.3.
  *
  * @author Arjen Poutsma
  * @author Keith Donald
@@ -62,14 +62,6 @@ public abstract class AbstractJackson2HttpMessageConverter extends AbstractGener
 
 	public static final Charset DEFAULT_CHARSET = Charset.forName("UTF-8");
 
-	// Check for Jackson 2.3's overloaded canDeserialize/canSerialize variants with cause reference
-	private static final boolean jackson23Available = ClassUtils.hasMethod(ObjectMapper.class,
-			"canDeserialize", JavaType.class, AtomicReference.class);
-
-	// Check for Jackson 2.6+ for support of generic type aware serialization of polymorphic collections
-	private static final boolean jackson26Available = ClassUtils.hasMethod(ObjectMapper.class,
-			"setDefaultPrettyPrinter", PrettyPrinter.class);
-
 
 	protected ObjectMapper objectMapper;
 
@@ -144,7 +136,7 @@ public abstract class AbstractJackson2HttpMessageConverter extends AbstractGener
 	@Override
 	public boolean canRead(Type type, Class<?> contextClass, MediaType mediaType) {
 		JavaType javaType = getJavaType(type, contextClass);
-		if (!jackson23Available || !logger.isWarnEnabled()) {
+		if (!logger.isWarnEnabled()) {
 			return (this.objectMapper.canDeserialize(javaType) && canRead(mediaType));
 		}
 		AtomicReference<Throwable> causeRef = new AtomicReference<Throwable>();
@@ -166,7 +158,7 @@ public abstract class AbstractJackson2HttpMessageConverter extends AbstractGener
 
 	@Override
 	public boolean canWrite(Class<?> clazz, MediaType mediaType) {
-		if (!jackson23Available || !logger.isWarnEnabled()) {
+		if (!logger.isWarnEnabled()) {
 			return (this.objectMapper.canSerialize(clazz) && canWrite(mediaType));
 		}
 		AtomicReference<Throwable> causeRef = new AtomicReference<Throwable>();
@@ -208,13 +200,12 @@ public abstract class AbstractJackson2HttpMessageConverter extends AbstractGener
 		return readJavaType(javaType, inputMessage);
 	}
 
-	@SuppressWarnings("deprecation")
 	private Object readJavaType(JavaType javaType, HttpInputMessage inputMessage) {
 		try {
 			if (inputMessage instanceof MappingJacksonInputMessage) {
 				Class<?> deserializationView = ((MappingJacksonInputMessage) inputMessage).getDeserializationView();
 				if (deserializationView != null) {
-					return this.objectMapper.readerWithView(deserializationView).withType(javaType).
+					return this.objectMapper.readerWithView(deserializationView).forType(javaType).
 							readValue(inputMessage.getBody());
 				}
 			}
@@ -226,7 +217,6 @@ public abstract class AbstractJackson2HttpMessageConverter extends AbstractGener
 	}
 
 	@Override
-	@SuppressWarnings("deprecation")
 	protected void writeInternal(Object object, Type type, HttpOutputMessage outputMessage)
 			throws IOException, HttpMessageNotWritableException {
 
@@ -245,7 +235,7 @@ public abstract class AbstractJackson2HttpMessageConverter extends AbstractGener
 				serializationView = container.getSerializationView();
 				filters = container.getFilters();
 			}
-			if (jackson26Available && type != null && value != null && TypeUtils.isAssignable(type, value.getClass())) {
+			if (type != null && value != null && TypeUtils.isAssignable(type, value.getClass())) {
 				javaType = getJavaType(type, null);
 			}
 			ObjectWriter objectWriter;
@@ -259,7 +249,7 @@ public abstract class AbstractJackson2HttpMessageConverter extends AbstractGener
 				objectWriter = this.objectMapper.writer();
 			}
 			if (javaType != null && javaType.isContainerType()) {
-				objectWriter = objectWriter.withType(javaType);
+				objectWriter = objectWriter.forType(javaType);
 			}
 			objectWriter.writeValue(generator, value);
 

spring-web/src/main/java/org/springframework/http/converter/json/Jackson2ObjectMapperBuilder.java

@@ -75,7 +75,7 @@ import org.springframework.util.StringUtils;
  * <li><a href="https://github.com/FasterXML/jackson-datatype-joda">jackson-datatype-joda</a>: support for Joda-Time types</li>
  * </ul>
  *
- * <p>Tested against Jackson 2.4, 2.5, 2.6; compatible with Jackson 2.0 and higher.
+ * <p>Compatible with Jackson 2.6 and higher, as of Spring 4.3.
  *
  * @author Sebastien Deleuze
  * @author Juergen Hoeller
@@ -561,7 +561,6 @@ public class Jackson2ObjectMapperBuilder {
 	 * settings. This can be applied to any number of {@code ObjectMappers}.
 	 * @param objectMapper the ObjectMapper to configure
 	 */
-	@SuppressWarnings("deprecation")
 	public void configure(ObjectMapper objectMapper) {
 		Assert.notNull(objectMapper, "ObjectMapper must not be null");
 
@@ -609,13 +608,11 @@ public class Jackson2ObjectMapperBuilder {
 		}
 
 		if (this.filters != null) {
-			// Deprecated as of Jackson 2.6, but just in favor of a fluent variant.
-			objectMapper.setFilters(this.filters);
+			objectMapper.setFilterProvider(this.filters);
 		}
 
 		for (Class<?> target : this.mixIns.keySet()) {
-			// Deprecated as of Jackson 2.5, but just in favor of a fluent variant.
-			objectMapper.addMixInAnnotations(target, this.mixIns.get(target));
+			objectMapper.addMixIn(target, this.mixIns.get(target));
 		}
 
 		if (!this.serializers.isEmpty() || !this.deserializers.isEmpty()) {
@@ -720,15 +717,7 @@ public class Jackson2ObjectMapperBuilder {
 				objectMapper.registerModule(BeanUtils.instantiate(javaTimeModule));
 			}
 			catch (ClassNotFoundException ex) {
-				// jackson-datatype-jsr310 not available or older than 2.6
-				try {
-					Class<? extends Module> jsr310Module = (Class<? extends Module>)
-							ClassUtils.forName("com.fasterxml.jackson.datatype.jsr310.JSR310Module", this.moduleClassLoader);
-					objectMapper.registerModule(BeanUtils.instantiate(jsr310Module));
-				}
-				catch (ClassNotFoundException ex2) {
-					// OK, jackson-datatype-jsr310 not available at all...
-				}
+				// jackson-datatype-jsr310 not available
 			}
 		}
 

spring-web/src/main/java/org/springframework/http/converter/json/Jackson2ObjectMapperFactoryBean.java

@@ -127,7 +127,7 @@ import org.springframework.context.ApplicationContextAware;
  * </bean
  * </pre>
  *
- * <p>Tested against Jackson 2.4, 2.5, 2.6; compatible with Jackson 2.0 and higher.
+ * <p>Compatible with Jackson 2.6 and higher, as of Spring 4.3.
  *
  * @author <a href="mailto:dmitry.katsubo@gmail.com">Dmitry Katsubo</a>
  * @author Rossen Stoyanchev

spring-web/src/main/java/org/springframework/http/converter/json/MappingJackson2HttpMessageConverter.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2014 the original author or authors.
+ * Copyright 2002-2015 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.
@@ -35,7 +35,7 @@ import org.springframework.http.MediaType;
  *
  * <p>The default constructor uses the default configuration provided by {@link Jackson2ObjectMapperBuilder}.
  *
- * <p>Compatible with Jackson 2.1 and higher.
+ * <p>Compatible with Jackson 2.6 and higher, as of Spring 4.3.
  *
  * @author Arjen Poutsma
  * @author Keith Donald

spring-web/src/main/java/org/springframework/http/converter/xml/MappingJackson2XmlHttpMessageConverter.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2014 the original author or authors.
+ * Copyright 2002-2015 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.
@@ -35,7 +35,7 @@ import org.springframework.util.Assert;
  *
  * <p>The default constructor uses the default configuration provided by {@link Jackson2ObjectMapperBuilder}.
  *
- * <p>Compatible with Jackson 2.1 and higher.
+ * <p>Compatible with Jackson 2.6 and higher, as of Spring 4.3.
  *
  * @author Sebastien Deleuze
  * @since 4.1
@@ -72,4 +72,5 @@ public class MappingJackson2XmlHttpMessageConverter extends AbstractJackson2Http
 		Assert.isAssignable(XmlMapper.class, objectMapper.getClass());
 		super.setObjectMapper(objectMapper);
 	}
+
 }