org.jmage.filterchain
Class XmlFilterChainFactory

java.lang.Object
  org.jmage.filterchain.XmlFilterChainFactory

All Implemented Interfaces:

Configurable, FilterChainFactory

public class XmlFilterChainFactory
extends java.lang.Object
implements FilterChainFactory

Creates a filter filterchain from serialized xml format

Field Summary

protected ApplicationContext	applicationContext
protected static org.apache.log4j.Logger	log
protected javax.servlet.ServletContext	servletContext
protected XmlFilterChainDeserializer	xmlFilterChainDeserializer

Constructor Summary

XmlFilterChainFactory()

Method Summary

void	configure(ApplicationContext context)
FilterChain	createFrom(java.net.URI filterChainUri) Creates a FilterChain for a given filterChainUri by deserializing it from xml.
FilterChain	createFrom(java.net.URI name, java.util.Properties filterProperties) Creates a FilterChain for a given name by deserializing it from xml and then applying additional filter properties on top.
protected java.io.InputStream	getClassPathResource(java.io.File file) Get the file from the classpath as a system resource
protected java.io.InputStream	getCurrentDirFile(java.io.File file) Get the file from the current application directory.
protected java.io.InputStream	getFromFile(java.io.File file) Get the image resource from a file.
protected java.io.InputStream	getJMAGEResourceDirFile(java.io.File file) Get the file from the dir specified trough the resourcedir property
protected java.io.InputStream	getServletContainerResource(java.io.File file) Get the xml file as inputstream from the ServletContainer.
protected boolean	hasInternalChain(java.net.URI filterChainUri)
protected java.io.File	mapURItoFile(java.net.URI uri)
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

xmlFilterChainDeserializer

protected XmlFilterChainDeserializer xmlFilterChainDeserializer

applicationContext

protected ApplicationContext applicationContext

servletContext

protected javax.servlet.ServletContext servletContext

log

protected static org.apache.log4j.Logger log

Constructor Detail

XmlFilterChainFactory

public XmlFilterChainFactory()

Method Detail

configure

public void configure(ApplicationContext context)

Specified by:

configure in interface Configurable

createFrom

public FilterChain createFrom(java.net.URI filterChainUri)
                       throws FilterChainException

Creates a FilterChain for a given filterChainUri by deserializing it from xml.

Specified by:

createFrom in interface FilterChainFactory

Parameters:

filterChainUri - the unique filterChainUri

Returns:

the filter filterchain

Throws:

FilterChainException

createFrom

public FilterChain createFrom(java.net.URI name,
                              java.util.Properties filterProperties)
                       throws FilterChainException

Creates a FilterChain for a given name by deserializing it from xml and then applying additional filter properties on top.

Specified by:

createFrom in interface FilterChainFactory

Parameters:

name - the unique name

filterProperties - the additional filter properties

Returns:

the FilterChain

Throws:

FilterChainException

mapURItoFile

protected java.io.File mapURItoFile(java.net.URI uri)

hasInternalChain

protected boolean hasInternalChain(java.net.URI filterChainUri)

getFromFile

protected java.io.InputStream getFromFile(java.io.File file)
                                   throws ResourceException

Get the image resource from a file.

Parameters:

file - the file

Returns:

the image

Throws:

ResourceException

getServletContainerResource

protected java.io.InputStream getServletContainerResource(java.io.File file)

Get the xml file as inputstream from the ServletContainer.

Parameters:

file - the file

Returns:

the inputstream

getClassPathResource

protected java.io.InputStream getClassPathResource(java.io.File file)
                                            throws ResourceException

Get the file from the classpath as a system resource

Parameters:

file -

Returns:

true | false

Throws:

ResourceException

getCurrentDirFile

protected java.io.InputStream getCurrentDirFile(java.io.File file)

Get the file from the current application directory.

Parameters:

file - the file

Returns:

the image

getJMAGEResourceDirFile

protected java.io.InputStream getJMAGEResourceDirFile(java.io.File file)

Get the file from the dir specified trough the resourcedir property

Parameters:

file - the file

Returns:

the image or null

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object