org.apache.camel.component.http
Class DefaultHttpBinding

java.lang.Object
  org.apache.camel.component.http.DefaultHttpBinding

All Implemented Interfaces:

HttpBinding

public class DefaultHttpBinding
extends Object
implements HttpBinding

Binding between HttpMessage and HttpServletResponse.

Version:

Constructor Summary

DefaultHttpBinding()
Deprecated.

DefaultHttpBinding(org.apache.camel.spi.HeaderFilterStrategy headerFilterStrategy)
Deprecated.

DefaultHttpBinding(HttpEndpoint endpoint)

Method Summary

protected boolean	checkChunked(org.apache.camel.Message message, org.apache.camel.Exchange exchange)
protected int	copyStream(InputStream is, OutputStream os, int bufferSize)
protected void	doWriteDirectResponse(org.apache.camel.Message message, javax.servlet.http.HttpServletResponse response, org.apache.camel.Exchange exchange)
void	doWriteExceptionResponse(Throwable exception, javax.servlet.http.HttpServletResponse response) Strategy method that writes the response to the http response stream when an exception occurred
void	doWriteFaultResponse(org.apache.camel.Message message, javax.servlet.http.HttpServletResponse response, org.apache.camel.Exchange exchange) Strategy method that writes the response to the http response stream for a fault message
protected void	doWriteGZIPResponse(org.apache.camel.Message message, javax.servlet.http.HttpServletResponse response, org.apache.camel.Exchange exchange)
void	doWriteResponse(org.apache.camel.Message message, javax.servlet.http.HttpServletResponse response, org.apache.camel.Exchange exchange) Strategy method that writes the response to the http response stream for an OUT message
org.apache.camel.spi.HeaderFilterStrategy	getHeaderFilterStrategy() Gets the header filter strategy
protected boolean	isText(String contentType)
boolean	isUseReaderForPayload() Should reader by used instead of input stream.
Object	parseBody(HttpMessage httpMessage) Parses the body from a HttpMessage
protected void	populateAttachments(javax.servlet.http.HttpServletRequest request, HttpMessage message)
protected void	populateRequestParameters(javax.servlet.http.HttpServletRequest request, HttpMessage message)
void	readRequest(javax.servlet.http.HttpServletRequest request, HttpMessage message) Strategy to read the given request and bindings it to the given message.
void	setHeaderFilterStrategy(org.apache.camel.spi.HeaderFilterStrategy headerFilterStrategy) Sets the header filter strategy to use.
void	setUseReaderForPayload(boolean useReaderForPayload) Should the ServletRequest.getReader() be exposed as the payload of input messages in the Camel Message.getBody() or not.
void	writeResponse(org.apache.camel.Exchange exchange, javax.servlet.http.HttpServletResponse response) Writes the exchange to the servlet response.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DefaultHttpBinding

@Deprecated
public DefaultHttpBinding()

Deprecated.

DefaultHttpBinding

@Deprecated
public DefaultHttpBinding(org.apache.camel.spi.HeaderFilterStrategy headerFilterStrategy)

Deprecated.

DefaultHttpBinding

public DefaultHttpBinding(HttpEndpoint endpoint)

Method Detail

readRequest

public void readRequest(javax.servlet.http.HttpServletRequest request,
                        HttpMessage message)

Description copied from interface: HttpBinding

Strategy to read the given request and bindings it to the given message.

Specified by:

readRequest in interface HttpBinding

Parameters:

request - the request

message - the message to populate with data from request

populateRequestParameters

protected void populateRequestParameters(javax.servlet.http.HttpServletRequest request,
                                         HttpMessage message)
                                  throws Exception

Throws:

Exception

populateAttachments

protected void populateAttachments(javax.servlet.http.HttpServletRequest request,
                                   HttpMessage message)

writeResponse

public void writeResponse(org.apache.camel.Exchange exchange,
                          javax.servlet.http.HttpServletResponse response)
                   throws IOException

Description copied from interface: HttpBinding

Writes the exchange to the servlet response.

Default implementation will delegate to the following methods depending on the status of the exchange

• doWriteResponse - processing returns a OUT message
• doWriteFaultResponse - processing returns a fault message
• doWriteResponse - processing returns an exception and status code 500

Specified by:

writeResponse in interface HttpBinding

Parameters:

exchange - the exchange

response - the http response

Throws:

IOException - can be thrown from http response

doWriteExceptionResponse

public void doWriteExceptionResponse(Throwable exception,
                                     javax.servlet.http.HttpServletResponse response)
                              throws IOException

Description copied from interface: HttpBinding

Strategy method that writes the response to the http response stream when an exception occurred

Specified by:

doWriteExceptionResponse in interface HttpBinding

Parameters:

exception - the exception occurred

response - the http response

Throws:

IOException - can be thrown from http response

doWriteFaultResponse

public void doWriteFaultResponse(org.apache.camel.Message message,
                                 javax.servlet.http.HttpServletResponse response,
                                 org.apache.camel.Exchange exchange)
                          throws IOException

Description copied from interface: HttpBinding

Strategy method that writes the response to the http response stream for a fault message

Specified by:

doWriteFaultResponse in interface HttpBinding

Parameters:

message - the fault message

response - the http response

exchange - the exchange to provide context for header filtering

Throws:

IOException - can be thrown from http response

doWriteResponse

public void doWriteResponse(org.apache.camel.Message message,
                            javax.servlet.http.HttpServletResponse response,
                            org.apache.camel.Exchange exchange)
                     throws IOException

Description copied from interface: HttpBinding

Strategy method that writes the response to the http response stream for an OUT message

Specified by:

doWriteResponse in interface HttpBinding

Parameters:

message - the OUT message

response - the http response

exchange - the exchange to provide context for header filtering

Throws:

IOException - can be thrown from http response

isText

protected boolean isText(String contentType)

copyStream

protected int copyStream(InputStream is,
                         OutputStream os,
                         int bufferSize)
                  throws IOException

Throws:

IOException

doWriteDirectResponse

protected void doWriteDirectResponse(org.apache.camel.Message message,
                                     javax.servlet.http.HttpServletResponse response,
                                     org.apache.camel.Exchange exchange)
                              throws IOException

Throws:

IOException

checkChunked

protected boolean checkChunked(org.apache.camel.Message message,
                               org.apache.camel.Exchange exchange)

doWriteGZIPResponse

protected void doWriteGZIPResponse(org.apache.camel.Message message,
                                   javax.servlet.http.HttpServletResponse response,
                                   org.apache.camel.Exchange exchange)
                            throws IOException

Throws:

IOException

parseBody

public Object parseBody(HttpMessage httpMessage)
                 throws IOException

Description copied from interface: HttpBinding

Parses the body from a HttpMessage

Specified by:

parseBody in interface HttpBinding

Parameters:

httpMessage - the http message

Returns:

the parsed body returned as either a InputStream or a Reader depending on the HttpBinding.setUseReaderForPayload(boolean) property.

Throws:

IOException - can be thrown

isUseReaderForPayload

public boolean isUseReaderForPayload()

Description copied from interface: HttpBinding

Should reader by used instead of input stream.

Specified by:

isUseReaderForPayload in interface HttpBinding

Returns:

true if reader should be used

See Also:

for more details

setUseReaderForPayload

public void setUseReaderForPayload(boolean useReaderForPayload)

Description copied from interface: HttpBinding

Should the ServletRequest.getReader() be exposed as the payload of input messages in the Camel Message.getBody() or not. If false then the ServletRequest.getInputStream() will be exposed.

Is default false.

Specified by:

setUseReaderForPayload in interface HttpBinding

Parameters:

useReaderForPayload - whether to use reader or not

getHeaderFilterStrategy

public org.apache.camel.spi.HeaderFilterStrategy getHeaderFilterStrategy()

Description copied from interface: HttpBinding

Gets the header filter strategy

Specified by:

getHeaderFilterStrategy in interface HttpBinding

Returns:

the strategy

setHeaderFilterStrategy

public void setHeaderFilterStrategy(org.apache.camel.spi.HeaderFilterStrategy headerFilterStrategy)

Description copied from interface: HttpBinding

Sets the header filter strategy to use.

Will default use HttpHeaderFilterStrategy

Specified by:

setHeaderFilterStrategy in interface HttpBinding

Parameters:

headerFilterStrategy - the custom strategy