donaldp 02/05/14 04:58:54
Added: src/java/org/apache/avalon/phoenix/components/lifecycle
ComponentEntry.java State.java
Log:
Start creating a generic infrastructure
for writing containers.
Revision Changes Path
1.1
jakarta-avalon-phoenix/src/java/org/apache/avalon/phoenix/components/lifecycle/ComponentEntry.java
Index: ComponentEntry.java
===================================================================
/*
* Copyright (C) The Apache Software Foundation. All rights reserved.
*
* This software is published under the terms of the Apache Software License
* version 1.1, a copy of which has been included with this distribution in
* the LICENSE.txt file.
*/
package org.apache.avalon.phoenix.components.lifecycle;
/**
* This represents a basic Object in the Container.
*
* @author <a href="mailto:[EMAIL PROTECTED]">Peter Donald</a>
*/
public class ComponentEntry
{
private final String m_name;
private Object m_object;
private State m_state;
public ComponentEntry( final String name )
{
m_name = name;
setState( State.VOID );
}
public String getName()
{
return m_name;
}
public synchronized State getState()
{
return m_state;
}
public synchronized void setState( final State state )
{
m_state = state;
}
public synchronized Object getObject()
{
return m_object;
}
public synchronized void setObject( final Object object )
{
m_object = object;
}
public synchronized void invalidate()
{
setObject( null );
setState( State.VOID );
}
}
1.1
jakarta-avalon-phoenix/src/java/org/apache/avalon/phoenix/components/lifecycle/State.java
Index: State.java
===================================================================
/*
* Copyright (C) The Apache Software Foundation. All rights reserved.
*
* This software is published under the terms of the Apache Software License
* version 1.1, a copy of which has been included with this distribution in
* the LICENSE.txt file.
*/
package org.apache.avalon.phoenix.components.lifecycle;
import org.apache.avalon.framework.ValuedEnum;
/**
* Defines possible states for contained components.
*
* @author <a href="mailto:[EMAIL PROTECTED]">Peter Donald</a>
*/
public final class State
extends ValuedEnum
{
/**
* VOID is the initial state of all components.
*/
public final static State VOID = new State( "VOID", 0 );
/**
* CREATING indicates that the Component is in process of being created.
*/
public final static State CREATING = new State( "CREATING", 0 );
/**
* CREATED is the state the component exists in after it has been
* successfully created but before it has been prepared.
*/
public final static State CREATED = new State( "CREATED", 0 );
/**
* READYING indicates that the component is being prepared for service.
* In terms of Avalons Component Lifecycle this would indicate Loggable,
* Contextualizable, Composable, Configurable and Initializable stages.
*/
public final static State READYING = new State( "READYING", 0 );
/**
* READY indicates that the component is ready to be started
* or destroyed as appropriate.
*/
public final static State READY = new State( "READY", 0 );
/**
* STARTING indicates that the component is being started.
*/
public final static State STARTING = new State( "STARTING", 0 );
/**
* STARTED indicates that the component has been started.
*/
public final static State STARTED = new State( "STARTED", 0 );
/**
* STOPPING indicates that the component is being stopped.
*/
public final static State STOPPING = new State( "STOPPING", 0 );
/**
* STOPPED indicates that the component has been stopped.
*/
public final static State STOPPED = new State( "STOPPED", 0 );
/**
* DESTROYING indicates that the component is being destroyed.
*/
public final static State DESTROYING = new State( "DESTROYING", 0 );
/**
* DESTROYED indicates that the component has been destroyed.
*/
public final static State DESTROYED = new State( "DESTROYED", 0 );
/**
* FAILED indicates that the component is in a FAILED state. This is
* usually the result of an error during one of the transition states.
*/
public final static State FAILED = new State( "FAILED", 0 );
protected State( final String name, final int value )
{
super( name, value );
}
}
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