mcconnell 2002/07/30 06:52:57
Added: assembly/demo/src/java/org/apache/excalibur/playground
DemoManager.java DemoManager.xinfo
Demonstratable.java
assembly/src/java/org/apache/excalibur/merlin/assembly/resource
AbstractExtension.java
Log:
Copletion of pluggable phase management (addition of inner phases ACCESS and
RELEASE).
Revision Changes Path
1.1
jakarta-avalon-excalibur/assembly/demo/src/java/org/apache/excalibur/playground/DemoManager.java
Index: DemoManager.java
===================================================================
package org.apache.excalibur.playground;
import org.apache.avalon.framework.context.Context;
import org.apache.avalon.framework.logger.AbstractLogEnabled;
import org.apache.excalibur.merlin.assembly.resource.Extension;
import org.apache.excalibur.merlin.assembly.resource.AbstractExtension;
import org.apache.avalon.framework.activity.Initializable;
import org.apache.avalon.framework.activity.Disposable;
/**
* Definition of an extension type.
* @author <a href="mailto:[EMAIL PROTECTED]";>Stephen McConnell</a>
*/
public class DemoManager extends AbstractExtension implements Initializable,
Disposable
{
//=======================================================================
// Initializable
//=======================================================================
public void initialize()
{
getLogger().debug("initialize");
}
//=======================================================================
// Disposable
//=======================================================================
public void dispose()
{
getLogger().debug( "dispose" );
}
//=======================================================================
// Extension
//=======================================================================
public void extend( int stage, Object target, Context context ) throws Exception
{
super.extend( stage, target, context );
if( target instanceof Demonstratable )
((Demonstratable)target).demo( stage );
}
}
1.1
jakarta-avalon-excalibur/assembly/demo/src/java/org/apache/excalibur/playground/DemoManager.xinfo
Index: DemoManager.xinfo
===================================================================
<?xml version="1.0"?>
<!--
Definition of the extension type phase support.
-->
<component-info>
<component>
<name>demo</name>
</component>
<!--
Declaration of the lifecycle support phases that this manager provides.
-->
<extensions>
<!--
Each extension has a name, a versioned interface reference, and optional
attributes.
-->
<extension stage="ALL">
<name>demonstrate</name>
<reference type="org.apache.excalibur.playground.Demonstratable"
version="1.0"/>
<attributes>
<attribute key="status" value="experimental"/>
</attributes>
</extension>
</extensions>
</component-info>
1.1
jakarta-avalon-excalibur/assembly/demo/src/java/org/apache/excalibur/playground/Demonstratable.java
Index: Demonstratable.java
===================================================================
package org.apache.excalibur.playground;
/**
* @author <a href="mailto:[EMAIL PROTECTED]";>Stephen McConnell</a>
*/
public interface Demonstratable
{
void demo( int stage );
}
1.1
jakarta-avalon-excalibur/assembly/src/java/org/apache/excalibur/merlin/assembly/resource/AbstractExtension.java
Index: AbstractExtension.java
===================================================================
package org.apache.excalibur.merlin.assembly.resource;
import org.apache.avalon.framework.context.Context;
import org.apache.avalon.framework.logger.AbstractLogEnabled;
import org.apache.excalibur.merlin.assembly.resource.Extension;
import org.apache.avalon.framework.activity.Initializable;
import org.apache.avalon.framework.activity.Disposable;
/**
* Definition of an extension type.
* @author <a href="mailto:[EMAIL PROTECTED]";>Stephen McConnell</a>
*/
public class AbstractExtension extends AbstractLogEnabled implements Extension
{
//=======================================================================
// Extension
//=======================================================================
/**
* Invoked by a container to request the application of a custom lifecycle
* phase on the supplied object.
*
* @param int lifecycle stage
* @param object the object to apply the extension to
* @param context the context
* @exception Exception if an error occurs
*/
public void extend( int stage, Object object, Context context )
throws Exception
{
if( stage == CREATE )
{
if( getLogger().isDebugEnabled() )
getLogger().debug("extend CREATE" );
}
else if( stage == ACCESS )
{
if( getLogger().isDebugEnabled() )
getLogger().debug("extend ACCESS" );
}
else if( stage == RELEASE )
{
if( getLogger().isDebugEnabled() )
getLogger().debug("extend RELEASE" );
}
else if( stage == DESTROY )
{
if( getLogger().isDebugEnabled() )
getLogger().debug("extend DESTROY" );
}
else
{
throw new IllegalArgumentException("stage");
}
}
}
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