net.sf.xbus.technical.http
Class HTTPSender

java.lang.Object
  net.sf.xbus.technical.http.HTTPSender

All Implemented Interfaces:

Sender, TextSender

Direct Known Subclasses:

HTTPByteArrayListSender, HTTPParameterSender, HTTPStreamSender

public class HTTPSender
extends java.lang.Object
implements Sender, TextSender

The HTTPSender sends a message to an URL.

For sending SOAPMessages there are two special features:

• The HTTP Header contains an additional entry SOAPAction, referencing the function.
• When the other side sends a returncode other than OK, the HTTPSender reads the error stream as the response.

Constructor Summary

HTTPSender(XBUSSystem destination)
Stores the destination for later use.

Method Summary

java.lang.String	execute(java.lang.String function, java.lang.String callData) Sends the callData to the system.
java.lang.String	getType() A Sender can send data either as a String or as an Object to the neighboring system.
protected org.apache.commons.httpclient.methods.PostMethod	initialize(java.lang.String function, java.lang.String url)
protected java.lang.String	sendMessage(org.apache.commons.httpclient.methods.PostMethod method)
protected void	setRequestHeaders(java.lang.String function, org.apache.commons.httpclient.methods.PostMethod method)

Methods inherited from class java.lang.Object

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

Constructor Detail

HTTPSender

public HTTPSender(XBUSSystem destination)

Stores the destination for later use.

Method Detail

execute

public java.lang.String execute(java.lang.String function,
                                java.lang.String callData)
                         throws XException

Sends the callData to the system. function is ignored.

Specified by:

execute in interface TextSender

Parameters:

function - used by some senders

callData - the data that shall be send to the neighbor system

Returns:

null

Throws:

XException - if something goes wrong

initialize

protected org.apache.commons.httpclient.methods.PostMethod initialize(java.lang.String function,
                                                                      java.lang.String url)
                                                               throws XException

Throws:

XException

setRequestHeaders

protected void setRequestHeaders(java.lang.String function,
                                 org.apache.commons.httpclient.methods.PostMethod method)
                          throws XException

Throws:

XException

sendMessage

protected java.lang.String sendMessage(org.apache.commons.httpclient.methods.PostMethod method)
                                throws XException

Throws:

XException

getType

public java.lang.String getType()

Description copied from interface: Sender

A Sender can send data either as a String or as an Object to the neighboring system.
When working with Strings the Sender must fulfill two preconditions:

• getType returns Constants.TYPE_TEXT
• The class implements the interface TextSender

When working with Objects the Sender must also fulfill two preconditions:

• getType returns Constants.TYPE_OBJECT
• The class implements the interface ObjectSender

Specified by:

getType in interface Sender