org.apache.turbine.modules
Class LayoutLoader

java.lang.Object
  extended by org.apache.turbine.modules.GenericLoader<Layout>
      extended by org.apache.turbine.modules.LayoutLoader
All Implemented Interfaces:
Loader<Layout>

public class LayoutLoader
extends GenericLoader<Layout>
implements Loader<Layout>

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

Version:
$Id: LayoutLoader.java 1078552 2011-03-06 19:58:46Z tv $
Author:
Dave Bryson, Henning P. Schmiedehausen, Peter Courcoux

Field Summary
 
Fields inherited from class org.apache.turbine.modules.GenericLoader
ab
 
Method Summary
 void exec(PipelineData pipelineData, String name)
          Attempts to load and execute the external layout.
 void exec(RunData data, String name)
          Deprecated. Use PipelineData version instead.
 Layout getAssembler(String name)
          Pulls out an instance of the object by name.
 int getCacheSize()
          Get the size of a possibly configured cache
static LayoutLoader getInstance()
          The method through which this class is accessed.
 
Methods inherited from class org.apache.turbine.modules.GenericLoader
getAssembler, getBasePackage, getPackages, reload, setReload
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Method Detail

exec

@Deprecated
public void exec(RunData data,
                            String name)
          throws Exception
Deprecated. Use PipelineData version instead.

Attempts to load and execute the external layout.

Specified by:
exec in class GenericLoader<Layout>
Parameters:
data - Turbine information.
name - Name of object that will execute the layout.
Throws:
Exception - a generic exception.

exec

public void exec(PipelineData pipelineData,
                 String name)
          throws Exception
Attempts to load and execute the external layout.

Overrides:
exec in class GenericLoader<Layout>
Parameters:
pipelineData - Turbine information.
name - Name of object that will execute the layout.
Throws:
Exception - a generic exception.

getAssembler

public Layout getAssembler(String name)
                    throws 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<Layout>
Parameters:
name - Name of object instance.
Returns:
A Layout with the specified name, or null.
Throws:
Exception - a generic exception.

getCacheSize

public int getCacheSize()
Description copied from interface: Loader
Get the size of a possibly configured cache

Specified by:
getCacheSize in interface Loader<Layout>
Returns:
the size of the cache in bytes
See Also:
Loader.getCacheSize()

getInstance

public static LayoutLoader getInstance()
The method through which this class is accessed.

Returns:
The single instance of this class.


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