/**
 * Initializes a default set of {@linkplain HttpMessageConverter message converters}.
 */
private void initMessageConverters() {
	List<HttpMessageConverter<?>> messageConverters = new ArrayList<>(4);
	messageConverters.add(new ByteArrayHttpMessageConverter());
	messageConverters.add(new StringHttpMessageConverter());

	try {
		messageConverters.add(new SourceHttpMessageConverter<>());
	}
	catch (Error err) {
		// Ignore when no TransformerFactory implementation is available
	}
	messageConverters.add(new AllEncompassingFormHttpMessageConverter());

	this.messageConverters = messageConverters;
}
 

public AllEncompassingFormHttpMessageConverter() {
	addPartConverter(new SourceHttpMessageConverter<Source>());

	if (jaxb2Present && !jackson2XmlPresent) {
		addPartConverter(new Jaxb2RootElementHttpMessageConverter());
	}

	if (jackson2Present) {
		addPartConverter(new MappingJackson2HttpMessageConverter());
	}
	else if (gsonPresent) {
		addPartConverter(new GsonHttpMessageConverter());
	}

	if (jackson2XmlPresent) {
		addPartConverter(new MappingJackson2XmlHttpMessageConverter());
	}
}
 

public AllEncompassingFormHttpMessageConverter() {
	addPartConverter(new SourceHttpMessageConverter<Source>());

	if (jaxb2Present && !jackson2Present) {
		addPartConverter(new Jaxb2RootElementHttpMessageConverter());
	}

	if (jackson2Present) {
		addPartConverter(new MappingJackson2HttpMessageConverter());
	}
	else if (gsonPresent) {
		addPartConverter(new GsonHttpMessageConverter());
	}

	if (jackson2XmlPresent) {
		addPartConverter(new MappingJackson2XmlHttpMessageConverter());
	}
}
 

public AllEncompassingFormHttpMessageConverter() {
	addPartConverter(new SourceHttpMessageConverter<>());

	if (jaxb2Present && !jackson2XmlPresent) {
		addPartConverter(new Jaxb2RootElementHttpMessageConverter());
	}

	if (jackson2Present) {
		addPartConverter(new MappingJackson2HttpMessageConverter());
	}
	else if (gsonPresent) {
		addPartConverter(new GsonHttpMessageConverter());
	}
	/*else if (jsonbPresent) {
		addPartConverter(new JsonbHttpMessageConverter());
	}*/

	if (jackson2XmlPresent) {
		addPartConverter(new MappingJackson2XmlHttpMessageConverter());
	}

	/*if (jackson2SmilePresent) {
		addPartConverter(new MappingJackson2SmileHttpMessageConverter());
	}*/
}
 

public static RestTemplate getRestTemplate() {// 手动添加
    SimpleClientHttpRequestFactory requestFactory=new SimpleClientHttpRequestFactory();
    requestFactory.setReadTimeout(120000);
    List<HttpMessageConverter<?>> messageConverters = new LinkedList<>();
    messageConverters.add(new ByteArrayHttpMessageConverter());
    messageConverters.add(new StringHttpMessageConverter(StandardCharsets.UTF_8));
    messageConverters.add(new ResourceHttpMessageConverter());
    messageConverters.add(new SourceHttpMessageConverter<Source>());
    messageConverters.add(new AllEncompassingFormHttpMessageConverter());
    messageConverters.add(new MappingJackson2HttpMessageConverter());
    RestTemplate restTemplate=new RestTemplate(messageConverters);
    restTemplate.setRequestFactory(requestFactory);
    return restTemplate;
}
 

public ExceptionHandlerExceptionResolver() {
	this.messageConverters = new ArrayList<>();
	this.messageConverters.add(new ByteArrayHttpMessageConverter());
	this.messageConverters.add(new StringHttpMessageConverter());
	try {
		this.messageConverters.add(new SourceHttpMessageConverter<>());
	}
	catch (Error err) {
		// Ignore when no TransformerFactory implementation is available
	}
	this.messageConverters.add(new AllEncompassingFormHttpMessageConverter());
}
 

public RequestMappingHandlerAdapter() {
	this.messageConverters = new ArrayList<>(4);
	this.messageConverters.add(new ByteArrayHttpMessageConverter());
	this.messageConverters.add(new StringHttpMessageConverter());
	try {
		this.messageConverters.add(new SourceHttpMessageConverter<>());
	}
	catch (Error err) {
		// Ignore when no TransformerFactory implementation is available
	}
	this.messageConverters.add(new AllEncompassingFormHttpMessageConverter());
}
 

public AllEncompassingFormHttpMessageConverter() {
	try {
		addPartConverter(new SourceHttpMessageConverter<>());
	}
	catch (Error err) {
		// Ignore when no TransformerFactory implementation is available
	}

	if (jaxb2Present && !jackson2XmlPresent) {
		addPartConverter(new Jaxb2RootElementHttpMessageConverter());
	}

	if (jackson2Present) {
		addPartConverter(new MappingJackson2HttpMessageConverter());
	}
	else if (gsonPresent) {
		addPartConverter(new GsonHttpMessageConverter());
	}
	else if (jsonbPresent) {
		addPartConverter(new JsonbHttpMessageConverter());
	}

	if (jackson2XmlPresent) {
		addPartConverter(new MappingJackson2XmlHttpMessageConverter());
	}

	if (jackson2SmilePresent) {
		addPartConverter(new MappingJackson2SmileHttpMessageConverter());
	}
}
 

public ExceptionHandlerExceptionResolver() {
	StringHttpMessageConverter stringHttpMessageConverter = new StringHttpMessageConverter();
	stringHttpMessageConverter.setWriteAcceptCharset(false);  // see SPR-7316

	this.messageConverters = new ArrayList<>();
	this.messageConverters.add(new ByteArrayHttpMessageConverter());
	this.messageConverters.add(stringHttpMessageConverter);
	try {
		this.messageConverters.add(new SourceHttpMessageConverter<>());
	}
	catch (Error err) {
		// Ignore when no TransformerFactory implementation is available
	}
	this.messageConverters.add(new AllEncompassingFormHttpMessageConverter());
}
 

public RequestMappingHandlerAdapter() {
	StringHttpMessageConverter stringHttpMessageConverter = new StringHttpMessageConverter();
	stringHttpMessageConverter.setWriteAcceptCharset(false);  // see SPR-7316

	this.messageConverters = new ArrayList<>(4);
	this.messageConverters.add(new ByteArrayHttpMessageConverter());
	this.messageConverters.add(stringHttpMessageConverter);
	try {
		this.messageConverters.add(new SourceHttpMessageConverter<>());
	}
	catch (Error err) {
		// Ignore when no TransformerFactory implementation is available
	}
	this.messageConverters.add(new AllEncompassingFormHttpMessageConverter());
}
 

public AllEncompassingFormHttpMessageConverter() {
	try {
		addPartConverter(new SourceHttpMessageConverter<>());
	}
	catch (Error err) {
		// Ignore when no TransformerFactory implementation is available
	}

	if (jaxb2Present && !jackson2XmlPresent) {
		addPartConverter(new Jaxb2RootElementHttpMessageConverter());
	}

	if (jackson2Present) {
		addPartConverter(new MappingJackson2HttpMessageConverter());
	}
	else if (gsonPresent) {
		addPartConverter(new GsonHttpMessageConverter());
	}
	else if (jsonbPresent) {
		addPartConverter(new JsonbHttpMessageConverter());
	}

	if (jackson2XmlPresent) {
		addPartConverter(new MappingJackson2XmlHttpMessageConverter());
	}

	if (jackson2SmilePresent) {
		addPartConverter(new MappingJackson2SmileHttpMessageConverter());
	}
}
 

public AnnotationMethodHandlerAdapter() {
	// no restriction of HTTP methods by default
	super(false);

	// See SPR-7316
	StringHttpMessageConverter stringHttpMessageConverter = new StringHttpMessageConverter();
	stringHttpMessageConverter.setWriteAcceptCharset(false);
	this.messageConverters = new HttpMessageConverter<?>[] {
		new ByteArrayHttpMessageConverter(), stringHttpMessageConverter,
		new SourceHttpMessageConverter<Source>(),
		new org.springframework.http.converter.xml.XmlAwareFormHttpMessageConverter() };
}
 

public ExceptionHandlerExceptionResolver() {
	StringHttpMessageConverter stringHttpMessageConverter = new StringHttpMessageConverter();
	stringHttpMessageConverter.setWriteAcceptCharset(false);  // see SPR-7316

	this.messageConverters = new ArrayList<HttpMessageConverter<?>>();
	this.messageConverters.add(new ByteArrayHttpMessageConverter());
	this.messageConverters.add(stringHttpMessageConverter);
	this.messageConverters.add(new SourceHttpMessageConverter<Source>());
	this.messageConverters.add(new AllEncompassingFormHttpMessageConverter());
}
 

public RequestMappingHandlerAdapter() {
	StringHttpMessageConverter stringHttpMessageConverter = new StringHttpMessageConverter();
	stringHttpMessageConverter.setWriteAcceptCharset(false);  // see SPR-7316

	this.messageConverters = new ArrayList<HttpMessageConverter<?>>(4);
	this.messageConverters.add(new ByteArrayHttpMessageConverter());
	this.messageConverters.add(stringHttpMessageConverter);
	this.messageConverters.add(new SourceHttpMessageConverter<Source>());
	this.messageConverters.add(new AllEncompassingFormHttpMessageConverter());
}
 

/**
 * Adds a set of default HttpMessageConverter instances to the given list.
 * Subclasses can call this method from {@link #configureMessageConverters(List)}.
 * @param messageConverters the list to add the default message converters to
 */
protected final void addDefaultHttpMessageConverters(List<HttpMessageConverter<?>> messageConverters) {
	StringHttpMessageConverter stringConverter = new StringHttpMessageConverter();
	stringConverter.setWriteAcceptCharset(false);

	messageConverters.add(new ByteArrayHttpMessageConverter());
	messageConverters.add(stringConverter);
	messageConverters.add(new ResourceHttpMessageConverter());
	messageConverters.add(new SourceHttpMessageConverter<Source>());
	messageConverters.add(new AllEncompassingFormHttpMessageConverter());

	if (romePresent) {
		messageConverters.add(new AtomFeedHttpMessageConverter());
		messageConverters.add(new RssChannelHttpMessageConverter());
	}

	if (jackson2XmlPresent) {
		messageConverters.add(new MappingJackson2XmlHttpMessageConverter(
				Jackson2ObjectMapperBuilder.xml().applicationContext(this.applicationContext).build()));
	}
	else if (jaxb2Present) {
		messageConverters.add(new Jaxb2RootElementHttpMessageConverter());
	}

	if (jackson2Present) {
		messageConverters.add(new MappingJackson2HttpMessageConverter(
				Jackson2ObjectMapperBuilder.json().applicationContext(this.applicationContext).build()));
	}
	else if (gsonPresent) {
		messageConverters.add(new GsonHttpMessageConverter());
	}
}
 

/**
 * Create a new instance of the {@link RestTemplate} using default settings.
 * Default {@link HttpMessageConverter}s are initialized.
 */
public RestTemplate() {
	this.messageConverters.add(new ByteArrayHttpMessageConverter());
	this.messageConverters.add(new StringHttpMessageConverter());
	this.messageConverters.add(new ResourceHttpMessageConverter());
	this.messageConverters.add(new SourceHttpMessageConverter<Source>());
	this.messageConverters.add(new AllEncompassingFormHttpMessageConverter());

	if (romePresent) {
		this.messageConverters.add(new AtomFeedHttpMessageConverter());
		this.messageConverters.add(new RssChannelHttpMessageConverter());
	}

	if (jackson2XmlPresent) {
		this.messageConverters.add(new MappingJackson2XmlHttpMessageConverter());
	}
	else if (jaxb2Present) {
		this.messageConverters.add(new Jaxb2RootElementHttpMessageConverter());
	}

	if (jackson2Present) {
		this.messageConverters.add(new MappingJackson2HttpMessageConverter());
	}
	else if (gsonPresent) {
		this.messageConverters.add(new GsonHttpMessageConverter());
	}
}
 

public AnnotationMethodHandlerAdapter() {
	// no restriction of HTTP methods by default
	super(false);

	// See SPR-7316
	StringHttpMessageConverter stringHttpMessageConverter = new StringHttpMessageConverter();
	stringHttpMessageConverter.setWriteAcceptCharset(false);
	this.messageConverters = new HttpMessageConverter<?>[] {
		new ByteArrayHttpMessageConverter(), stringHttpMessageConverter,
		new SourceHttpMessageConverter<Source>(),
		new org.springframework.http.converter.xml.XmlAwareFormHttpMessageConverter() };
}
 

public ExceptionHandlerExceptionResolver() {
	StringHttpMessageConverter stringHttpMessageConverter = new StringHttpMessageConverter();
	stringHttpMessageConverter.setWriteAcceptCharset(false); // See SPR-7316

	this.messageConverters = new ArrayList<HttpMessageConverter<?>>();
	this.messageConverters.add(new ByteArrayHttpMessageConverter());
	this.messageConverters.add(stringHttpMessageConverter);
	this.messageConverters.add(new SourceHttpMessageConverter<Source>());
	this.messageConverters.add(new AllEncompassingFormHttpMessageConverter());
}
 

public RequestMappingHandlerAdapter() {
	StringHttpMessageConverter stringHttpMessageConverter = new StringHttpMessageConverter();
	stringHttpMessageConverter.setWriteAcceptCharset(false);  // see SPR-7316

	this.messageConverters = new ArrayList<HttpMessageConverter<?>>(4);
	this.messageConverters.add(new ByteArrayHttpMessageConverter());
	this.messageConverters.add(stringHttpMessageConverter);
	this.messageConverters.add(new SourceHttpMessageConverter<Source>());
	this.messageConverters.add(new AllEncompassingFormHttpMessageConverter());
}
 

/**
 * Create a new instance of the {@link RestTemplate} using default settings.
 * Default {@link HttpMessageConverter}s are initialized.
 */
public RestTemplate() {
	this.messageConverters.add(new ByteArrayHttpMessageConverter());
	this.messageConverters.add(new StringHttpMessageConverter());
	this.messageConverters.add(new ResourceHttpMessageConverter());
	this.messageConverters.add(new SourceHttpMessageConverter<Source>());
	this.messageConverters.add(new AllEncompassingFormHttpMessageConverter());

	if (romePresent) {
		this.messageConverters.add(new AtomFeedHttpMessageConverter());
		this.messageConverters.add(new RssChannelHttpMessageConverter());
	}

	if (jackson2XmlPresent) {
		this.messageConverters.add(new MappingJackson2XmlHttpMessageConverter());
	}
	else if (jaxb2Present) {
		this.messageConverters.add(new Jaxb2RootElementHttpMessageConverter());
	}

	if (jackson2Present) {
		this.messageConverters.add(new MappingJackson2HttpMessageConverter());
	}
	else if (gsonPresent) {
		this.messageConverters.add(new GsonHttpMessageConverter());
	}
}
 

private List<HttpMessageConverter<?>> getHttpMessageConverters() {
    StringHttpMessageConverter stringHttpMessageConverter = new StringHttpMessageConverter();
    stringHttpMessageConverter.setWriteAcceptCharset(false);  // see SPR-7316

    List<HttpMessageConverter<?>> converters = new ArrayList<>(4);
    converters.add(new ByteArrayHttpMessageConverter());
    converters.add(stringHttpMessageConverter);
    converters.add(new SourceHttpMessageConverter<>());
    converters.add(new AllEncompassingFormHttpMessageConverter());

    return converters;
}
 

@Override
public void configureMessageConverters(List<HttpMessageConverter<?>> converters) {
	StringHttpMessageConverter stringConverter = new StringHttpMessageConverter(Charset.forName("UTF-8"));
	stringConverter.setWriteAcceptCharset(false);

	converters.add(new ByteArrayHttpMessageConverter());
	converters.add(stringConverter);
	converters.add(new ResourceHttpMessageConverter());
	converters.add(new SourceHttpMessageConverter<Source>());
	converters.add(new AllEncompassingFormHttpMessageConverter());
}
 

@Override
protected void configureMessageConverters(final List<HttpMessageConverter<?>> converters) {
    final StringHttpMessageConverter stringConverter = new StringHttpMessageConverter();
    stringConverter.setWriteAcceptCharset(false);

    converters.add(new ByteArrayHttpMessageConverter());
    converters.add(stringConverter);
    converters.add(new ResourceHttpMessageConverter());
    converters.add(new SourceHttpMessageConverter<>());

    converters.add(mappingJackson2HttpMessageConverter());
    super.configureMessageConverters(converters);
}
 

private static RestTemplate createRestTemplate() {
	List<HttpMessageConverter<?>> messageConverters = new ArrayList<HttpMessageConverter<?>>();
	messageConverters.add(new ByteArrayHttpMessageConverter());
	messageConverters.add(new StringHttpMessageConverter(Charset.forName("UTF-8")));
	messageConverters.add(new ResourceHttpMessageConverter());
	messageConverters.add(new SourceHttpMessageConverter<Source>());
	messageConverters.add(new AllEncompassingFormHttpMessageConverter());
	messageConverters.add(new Jaxb2RootElementHttpMessageConverter());
	messageConverters.add(new MappingJackson2HttpMessageConverter());

	return new RestTemplate(messageConverters);
}
 

private List<HttpMessageConverter<?>> converters() {
  List<HttpMessageConverter<?>> result = Lists.newArrayList();
  result.add(new ByteArrayHttpMessageConverter());
  result.add(new StringHttpMessageConverter());
  result.add(new ResourceHttpMessageConverter());
  result.add(new SourceHttpMessageConverter<>());
  result.add(new AllEncompassingFormHttpMessageConverter());
  result.add(new Jaxb2RootElementHttpMessageConverter());
  result.add(gsonHttpMessageConverter);
  return result;
}
 

/**
 * Create a new instance of the {@link RestTemplate} using default settings.
 * Default {@link HttpMessageConverter HttpMessageConverters} are initialized.
 */
public RestTemplate() {
	this.messageConverters.add(new ByteArrayHttpMessageConverter());
	this.messageConverters.add(new StringHttpMessageConverter());
	this.messageConverters.add(new ResourceHttpMessageConverter(false));
	try {
		this.messageConverters.add(new SourceHttpMessageConverter<>());
	}
	catch (Error err) {
		// Ignore when no TransformerFactory implementation is available
	}
	this.messageConverters.add(new AllEncompassingFormHttpMessageConverter());

	if (romePresent) {
		this.messageConverters.add(new AtomFeedHttpMessageConverter());
		this.messageConverters.add(new RssChannelHttpMessageConverter());
	}

	if (jackson2XmlPresent) {
		this.messageConverters.add(new MappingJackson2XmlHttpMessageConverter());
	}
	else if (jaxb2Present) {
		this.messageConverters.add(new Jaxb2RootElementHttpMessageConverter());
	}

	if (jackson2Present) {
		this.messageConverters.add(new MappingJackson2HttpMessageConverter());
	}
	else if (gsonPresent) {
		this.messageConverters.add(new GsonHttpMessageConverter());
	}
	else if (jsonbPresent) {
		this.messageConverters.add(new JsonbHttpMessageConverter());
	}

	if (jackson2SmilePresent) {
		this.messageConverters.add(new MappingJackson2SmileHttpMessageConverter());
	}
	if (jackson2CborPresent) {
		this.messageConverters.add(new MappingJackson2CborHttpMessageConverter());
	}

	this.uriTemplateHandler = initUriTemplateHandler();
}
 

/**
 * Create a new instance of the {@link RestTemplate} using default settings.
 * Default {@link HttpMessageConverter HttpMessageConverters} are initialized.
 */
public RestTemplate() {
	this.messageConverters.add(new ByteArrayHttpMessageConverter());
	this.messageConverters.add(new StringHttpMessageConverter());
	this.messageConverters.add(new ResourceHttpMessageConverter(false));
	try {
		this.messageConverters.add(new SourceHttpMessageConverter<>());
	}
	catch (Error err) {
		// Ignore when no TransformerFactory implementation is available
	}
	this.messageConverters.add(new AllEncompassingFormHttpMessageConverter());

	if (romePresent) {
		this.messageConverters.add(new AtomFeedHttpMessageConverter());
		this.messageConverters.add(new RssChannelHttpMessageConverter());
	}

	if (jackson2XmlPresent) {
		this.messageConverters.add(new MappingJackson2XmlHttpMessageConverter());
	}
	else if (jaxb2Present) {
		this.messageConverters.add(new Jaxb2RootElementHttpMessageConverter());
	}

	if (jackson2Present) {
		this.messageConverters.add(new MappingJackson2HttpMessageConverter());
	}
	else if (gsonPresent) {
		this.messageConverters.add(new GsonHttpMessageConverter());
	}
	else if (jsonbPresent) {
		this.messageConverters.add(new JsonbHttpMessageConverter());
	}

	if (jackson2SmilePresent) {
		this.messageConverters.add(new MappingJackson2SmileHttpMessageConverter());
	}
	if (jackson2CborPresent) {
		this.messageConverters.add(new MappingJackson2CborHttpMessageConverter());
	}

	this.uriTemplateHandler = initUriTemplateHandler();
}