java.lang.Object
- org.springframework.http.converter.AbstractHttpMessageConverter<T>
- - org.springframework.http.converter.xml.AbstractXmlHttpMessageConverter<T>

Type Parameters:
T - the converted object type
All Implemented Interfaces:
HttpMessageConverter<T>
Direct Known Subclasses:
AbstractJaxb2HttpMessageConverter, MarshallingHttpMessageConverter
```
public abstract class AbstractXmlHttpMessageConverter<T>
extends AbstractHttpMessageConverter<T>
```
Abstract base class for HttpMessageConverters that convert from/to XML.
By default, subclasses of this converter support text/xml, application/xml, and application/*-xml. This can be overridden by setting the supportedMediaTypes property.
Since:
3.0
Author:
Arjen Poutsma, Juergen Hoeller

Field Summary
- Fields inherited from class org.springframework.http.converter.AbstractHttpMessageConverter
  logger

Constructor Summary
Constructors
Modifier Constructor Description
protected AbstractXmlHttpMessageConverter()
Protected constructor that sets the supportedMediaTypes to text/xml and application/xml, and application/*-xml.

Method Summary

All Methods Instance Methods Abstract Methods Concrete Methods
Modifier and Type	Method	Description
`protected abstract T`	`readFromSource(Class<? extends T> clazz, HttpHeaders headers, Source source)`	Abstract template method called from `AbstractHttpMessageConverter.read(Class, HttpInputMessage)`.
`T`	`readInternal(Class<? extends T> clazz, HttpInputMessage inputMessage)`	Abstract template method that reads the actual object.
`protected void`	`transform(Source source, Result result)`	Transforms the given `Source` to the `Result`.
`protected void`	`writeInternal(T t, HttpOutputMessage outputMessage)`	Abstract template method that writes the actual body.
`protected abstract void`	`writeToResult(T t, HttpHeaders headers, Result result)`	Abstract template method called from `writeInternal(Object, HttpOutputMessage)`.

Methods inherited from class org.springframework.http.converter.AbstractHttpMessageConverter
addDefaultHeaders, canRead, canRead, canWrite, canWrite, getContentLength, getDefaultCharset, getDefaultContentType, getSupportedMediaTypes, read, setDefaultCharset, setSupportedMediaTypes, supports, write

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - AbstractXmlHttpMessageConverter
```
protected AbstractXmlHttpMessageConverter()
```
    Protected constructor that sets the supportedMediaTypes to text/xml and application/xml, and application/*-xml.
- Method Detail
  - readInternal
```
public final T readInternal(Class<? extends T> clazz,
                            HttpInputMessage inputMessage)
                     throws IOException,
                            HttpMessageNotReadableException
```
    Description copied from class: AbstractHttpMessageConverter
    Abstract template method that reads the actual object. Invoked from AbstractHttpMessageConverter.read(java.lang.Class<? extends T>, org.springframework.http.HttpInputMessage).
    Specified by:
    readInternal in class AbstractHttpMessageConverter<T>
    Parameters:
    clazz - the type of object to return
    inputMessage - the HTTP input message to read from
    Returns:
    the converted object
    Throws:
    IOException - in case of I/O errors
    HttpMessageNotReadableException - in case of conversion errors
  - writeInternal
```
protected final void writeInternal(T t,
                                   HttpOutputMessage outputMessage)
                            throws IOException,
                                   HttpMessageNotWritableException
```
    Description copied from class: AbstractHttpMessageConverter
    Abstract template method that writes the actual body. Invoked from AbstractHttpMessageConverter.write(T, org.springframework.http.MediaType, org.springframework.http.HttpOutputMessage).
    Specified by:
    writeInternal in class AbstractHttpMessageConverter<T>
    Parameters:
    t - the object to write to the output message
    outputMessage - the HTTP output message to write to
    Throws:
    IOException - in case of I/O errors
    HttpMessageNotWritableException - in case of conversion errors
  - transform
```
protected void transform(Source source,
                         Result result)
                  throws TransformerException
```
    Transforms the given Source to the Result.
    Parameters:
    source - the source to transform from
    result - the result to transform to
    Throws:
    TransformerException - in case of transformation errors
  - readFromSource
```
protected abstract T readFromSource(Class<? extends T> clazz,
                                    HttpHeaders headers,
                                    Source source)
                             throws Exception
```
    Abstract template method called from AbstractHttpMessageConverter.read(Class, HttpInputMessage).
    Parameters:
    clazz - the type of object to return
    headers - the HTTP input headers
    source - the HTTP input body
    Returns:
    the converted object
    Throws:
    Exception - in case of I/O or conversion errors
  - writeToResult
```
protected abstract void writeToResult(T t,
                                      HttpHeaders headers,
                                      Result result)
                               throws Exception
```
    Abstract template method called from writeInternal(Object, HttpOutputMessage).
    Parameters:
    t - the object to write to the output message
    headers - the HTTP output headers
    result - the HTTP output body
    Throws:
    Exception - in case of I/O or conversion errors

Class AbstractXmlHttpMessageConverter<T>

Field Summary

Fields inherited from class org.springframework.http.converter.AbstractHttpMessageConverter

Constructor Summary

Method Summary

Methods inherited from class org.springframework.http.converter.AbstractHttpMessageConverter

Methods inherited from class java.lang.Object

Constructor Detail

AbstractXmlHttpMessageConverter

Method Detail

readInternal

writeInternal

transform

readFromSource

writeToResult