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org.apache.struts.tiles.xmlDefinition
Class FactorySet  view FactorySet download FactorySet.java

java.lang.Object
  extended byorg.apache.struts.tiles.xmlDefinition.FactorySet
All Implemented Interfaces:
org.apache.struts.tiles.ComponentDefinitionsFactory, java.io.Serializable
Direct Known Subclasses:
I18nFactorySet

public abstract class FactorySet
extends java.lang.Object
implements org.apache.struts.tiles.ComponentDefinitionsFactory

Component Definitions factory. This factory contains several factories identified by a key. The getDefinition() method first looks for the factory key, retrieves or creates this factory and then calls its getDefinition().


Field Summary
protected  java.util.Map factories
          Loaded factories
 
Constructor Summary
FactorySet()
          Constructor.
 
Method Summary
protected abstract  DefinitionsFactory createFactory(java.lang.Object key, javax.servlet.ServletRequest request, javax.servlet.ServletContext servletContext)
          Create a factory for specified key.
protected abstract  DefinitionsFactory getDefaultFactory()
          Get default factory.
 org.apache.struts.tiles.ComponentDefinition getDefinition(java.lang.String name, javax.servlet.ServletRequest request, javax.servlet.ServletContext servletContext)
          Get a definition by its name.
protected abstract  java.lang.Object getDefinitionsFactoryKey(java.lang.String name, javax.servlet.ServletRequest request, javax.servlet.ServletContext servletContext)
          Extract key that will be used to get the sub factory.
protected  DefinitionsFactory getFactory(java.lang.Object key, javax.servlet.ServletRequest request, javax.servlet.ServletContext servletContext)
          Get a factory by its key.
abstract  void initFactory(javax.servlet.ServletContext servletContext, java.util.Map properties)
          Init factory set.
 java.lang.String toString()
          Return String representation.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Field Detail

factories

protected java.util.Map factories
Loaded factories

Constructor Detail

FactorySet

public FactorySet()
Constructor.

Method Detail

getDefinitionsFactoryKey

protected abstract java.lang.Object getDefinitionsFactoryKey(java.lang.String name,
                                                             javax.servlet.ServletRequest request,
                                                             javax.servlet.ServletContext servletContext)
Extract key that will be used to get the sub factory.


getDefaultFactory

protected abstract DefinitionsFactory getDefaultFactory()
Get default factory.


getFactory

protected DefinitionsFactory getFactory(java.lang.Object key,
                                        javax.servlet.ServletRequest request,
                                        javax.servlet.ServletContext servletContext)
                                 throws org.apache.struts.tiles.DefinitionsFactoryException
Get a factory by its key. If key is null, return defaultFactory. Search in loaded factories. If not found, create factory and store return value in loaded factories.


getDefinition

public org.apache.struts.tiles.ComponentDefinition getDefinition(java.lang.String name,
                                                                 javax.servlet.ServletRequest request,
                                                                 javax.servlet.ServletContext servletContext)
                                                          throws org.apache.struts.tiles.NoSuchDefinitionException,
                                                                 org.apache.struts.tiles.DefinitionsFactoryException
Get a definition by its name.

Specified by:
getDefinition in interface org.apache.struts.tiles.ComponentDefinitionsFactory

createFactory

protected abstract DefinitionsFactory createFactory(java.lang.Object key,
                                                    javax.servlet.ServletRequest request,
                                                    javax.servlet.ServletContext servletContext)
                                             throws org.apache.struts.tiles.DefinitionsFactoryException
Create a factory for specified key. This method is called by getFactory() when the requested factory doesn't already exist. Must return a factory, or a default one. Real implementation needs to provide this method.


initFactory

public abstract void initFactory(javax.servlet.ServletContext servletContext,
                                 java.util.Map properties)
                          throws org.apache.struts.tiles.DefinitionsFactoryException
Init factory set.

Specified by:
initFactory in interface org.apache.struts.tiles.ComponentDefinitionsFactory

toString

public java.lang.String toString()
Return String representation.