com.wm.app.b2b.server

Interface ContentHandler

public interface ContentHandler

A ContentHandler will field incoming requests of a particular MIME type. It is responsible for reading input data in whatever format(s) it understands, and formatting output data appropriately. This is irrespective of the request transport (i.e. HTTP, FTP, etc.)

Method Summary

Modifier and Type	Method and Description
java.lang.String	getContentType() Returns the MIME type of this content handler.
Values	getInputValues(java.io.InputStream is, InvokeState state) Reads input for service invocation.
void	putOutputValues(java.io.OutputStream os, Values out, InvokeState state) Encodes output of service invocation.

Method Detail

getInputValues

Values getInputValues(java.io.InputStream is,
                      InvokeState state)
               throws java.io.IOException

Reads input for service invocation. Turns properly formatted input into an instance of Values suitable for service invocation. Called before service invocation to provide input.

Parameters:

is - the input stream from which to read

state - current invocation state (current user, etc.)

Throws:

java.io.IOException

putOutputValues

void putOutputValues(java.io.OutputStream os,
                     Values out,
                     InvokeState state)
              throws java.io.IOException

Encodes output of service invocation. Writes output data (including possibly error messages) directly to the output stream.

Parameters:

os - the output stream to which to write

out - output values to encode

state - current invocation state (current user, etc.)

Throws:

java.io.IOException

getContentType

java.lang.String getContentType()

Returns the MIME type of this content handler. Used to identify the handler and write header information.

Returns:

a MIME string (e.g. "text/xml")