org.erowid.sperowider
Class HandlerPool

java.lang.Object
  org.erowid.sperowider.HandlerPool

public class HandlerPool

extends Object

A pool of AHandler objects, and a map from MIME types and file extensions to those objects.

Version:

: $Header: /cvsroot/sperowider/SPEROWIDER_MODULE/javasource/org/erowid/sperowider/HandlerPool.java,v 1.10 2005/01/15 23:26:15 gurustu Exp $

Author:

: $Author: gurustu $

Constructor Summary

HandlerPool(SperowiderContext context)
Creates a new HandlerPool object, and creates some basic mappings : text/html maps to TextHtmlHandler text/css maps to TextCssHandler application/x-javascript maps to PatternMatchingHandler .html maps to TextHtmlHandler .css maps to TextCssHandler .js maps to PatternMatchingHandler It also creates the default handler, which is used for unrecognized MIME types and file extensions.

Method Summary

void	addHandler(String mimetype, String fileExtension, String className) Adds a new AHandler to the pool, mapped to a specific MIME type and file extension.
void	addHandlerForFileExtension(String fileExtension, AHandler handler) Adds a new AHandler, mapped to a specific file extension.
void	addHandlerForFileExtension(String fileExtension, String className) Adds a new AHandler, mapped to a specific file extension.
void	addHandlerForMimeType(String mimetype, AHandler handler) Adds a new AHandler, mapped to a specific MIME type.
void	addHandlerForMimeType(String mimetype, String className) Adds a new AHandler, mapped to a specific MIME type.
AHandler	getDefaultHandler() Returns the default handler, the AHandler that will be used for unrecognized MIME types and file extensions.
AHandler	getHandlerForFileExtension(String fileExtension) Returns an AHandler for the passed in file extension.
AHandler	getHandlerForMimeType(String mimetype) Returns an AHandler for the passed in MIME type.

Methods inherited from class java.lang.Object

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

Constructor Detail

HandlerPool

public HandlerPool(SperowiderContext context)
            throws SperowiderInstantiationException

Creates a new HandlerPool object, and creates some basic mappings :

• text/html maps to TextHtmlHandler
• text/css maps to TextCssHandler
• application/x-javascript maps to PatternMatchingHandler
• .html maps to TextHtmlHandler
• .css maps to TextCssHandler
• .js maps to PatternMatchingHandler

It also creates the default handler, which is used for unrecognized MIME types and file extensions. The default handler is GenericHandler.

Method Detail

addHandler

public void addHandler(String mimetype,
                       String fileExtension,
                       String className)
                throws ClassNotFoundException,
                       IllegalAccessException,
                       SperowiderInstantiationException

Adds a new AHandler to the pool, mapped to a specific MIME type and file extension.

Throws:

ClassNotFoundException

IllegalAccessException

SperowiderInstantiationException

addHandlerForMimeType

public void addHandlerForMimeType(String mimetype,
                                  AHandler handler)

Adds a new AHandler, mapped to a specific MIME type.

addHandlerForFileExtension

public void addHandlerForFileExtension(String fileExtension,
                                       AHandler handler)

Adds a new AHandler, mapped to a specific file extension.

addHandlerForMimeType

public void addHandlerForMimeType(String mimetype,
                                  String className)
                           throws Exception

Adds a new AHandler, mapped to a specific MIME type.

Throws:

Exception

addHandlerForFileExtension

public void addHandlerForFileExtension(String fileExtension,
                                       String className)
                                throws Exception

Adds a new AHandler, mapped to a specific file extension.

Throws:

Exception

getHandlerForFileExtension

public AHandler getHandlerForFileExtension(String fileExtension)

Returns an AHandler for the passed in file extension.

getHandlerForMimeType

public AHandler getHandlerForMimeType(String mimetype)

Returns an AHandler for the passed in MIME type.

getDefaultHandler

public AHandler getDefaultHandler()

Returns the default handler, the AHandler that will be used for unrecognized MIME types and file extensions.