org.apache.turbine.modules
Class PageLoader

java.lang.Object
  java.util.Dictionary
      java.util.Hashtable
          org.apache.turbine.modules.GenericLoader
              org.apache.turbine.modules.PageLoader

All Implemented Interfaces:

java.lang.Cloneable, Loader, java.util.Map, java.io.Serializable

public class PageLoader

extends GenericLoader

implements Loader

The purpose of this class is to allow one to load and execute Page modules.

Version:

$Id: PageLoader.java 264148 2005-08-29 14:21:04Z henning $

Author:

Dave Bryson, Henning P. Schmiedehausen

See Also:

Serialized Form

Method Summary

void	exec(RunData data, java.lang.String name) Attempts to load and execute the external page.
Assembler	getAssembler(java.lang.String name) Pulls out an instance of the object by name.
static PageLoader	getInstance() The method through which this class is accessed.
Page	getInstance(java.lang.String name) Pulls out an instance of the page by name.

Methods inherited from class org.apache.turbine.modules.GenericLoader

cache, getBasePackage, reload, setReload

Methods inherited from class java.util.Hashtable

clear, clone, contains, containsKey, containsValue, elements, entrySet, equals, get, hashCode, isEmpty, keys, keySet, put, putAll, rehash, remove, size, toString, values

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Method Detail

exec

public void exec(RunData data,
                 java.lang.String name)
          throws java.lang.Exception

Attempts to load and execute the external page.

Specified by:

exec in class GenericLoader

Parameters:

data - Turbine information.

name - Name of object that will execute the page.

Throws:

java.lang.Exception - a generic exception.

getAssembler

public Assembler getAssembler(java.lang.String name)
                       throws java.lang.Exception

Pulls out an instance of the object by name. Name is just the single name of the object. This is equal to getInstance but returns an Assembler object and is needed to fulfil the Loader interface.

Specified by:

getAssembler in interface Loader

Parameters:

name - Name of object instance.

Returns:

A Screen with the specified name, or null.

Throws:

java.lang.Exception - a generic exception.

getInstance

public Page getInstance(java.lang.String name)
                 throws java.lang.Exception

Pulls out an instance of the page by name. Name is just the single name of the page.

Parameters:

name - Name of object instance.

Returns:

A Page with the specified name, or null.

Throws:

java.lang.Exception - a generic exception.

getInstance

public static PageLoader getInstance()

The method through which this class is accessed.

Returns:

The single instance of this class.