java.net
Class ContentHandler

java.lang.Object
  java.net.ContentHandler

Direct Known Subclasses:

URLConnection.DefaultContentHandler

public abstract class ContentHandler
extends Object

This class converts the content of a certain format into a Java type Object. It is implemented differently for each content type in each platform. It is created by ContentHandlerFactory

See Also:

ContentHandlerFactory, URL, URLConnection.getContent()

Constructor Summary

ContentHandler()

Method Summary

abstract Object	getContent(URLConnection uConn) Returns the object pointed by the specified URL Connection uConn.
Object	getContent(URLConnection uConn, Class[] types) Returns the object pointed by the specified URL Connection uConn.

Methods inherited from class java.lang.Object

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

Constructor Detail

ContentHandler

public ContentHandler()

Method Detail

getContent

public abstract Object getContent(URLConnection uConn)
                           throws IOException

Returns the object pointed by the specified URL Connection uConn.

Parameters:

uConn - URLConnection the URL connection that points to the desired object

Returns:

java.lang.Object the object referred by uConn

Throws:

IOException - thrown if an IO error occurs during the retrieval of the object

getContent

public Object getContent(URLConnection uConn,
                         Class[] types)
                  throws IOException

Returns the object pointed by the specified URL Connection uConn.

Parameters:

uConn - java.net.URLConnection the URL connection that points to the desired object

types - The list of acceptable content types

Returns:

Object The object of the resource pointed by this URL, or null if the content does not match a specified content type.

Throws:

IOException - If an error occurred obtaining the content.