001 /*****************************************************************************
002 * Copyright (C) PicoContainer Organization. All rights reserved. *
003 * ------------------------------------------------------------------------- *
004 * The software in this package is published under the terms of the BSD *
005 * style license a copy of which has been included with this distribution in *
006 * the LICENSE.txt file. *
007 * *
008 * Original code by *
009 *****************************************************************************/
010 package org.picocontainer.gems.behaviors;
011
012 import org.picocontainer.LifecycleStrategy;
013 import org.picocontainer.ComponentAdapter;
014 import org.picocontainer.Parameter;
015 import org.picocontainer.PicoCompositionException;
016 import org.picocontainer.ComponentMonitor;
017 import org.picocontainer.Characteristics;
018 import org.picocontainer.behaviors.AbstractBehaviorFactory;
019
020 import java.util.Properties;
021
022 /**
023 * Because AsmImplementationHiding is the same type of behavior as HiddenImplementation, we use the same
024 * characteristic properties for turning on and off AsmImplementation Hiding.
025 * @see org.picocontainer.Characteristics.HIDE_IMPL
026 * @see org.picocontainer.Characteristics.NO_HIDE_IMPL
027 */
028 @SuppressWarnings("serial")
029 public class AsmImplementationHiding extends AbstractBehaviorFactory {
030
031
032 @Override
033 public <T> ComponentAdapter<T> createComponentAdapter(final ComponentMonitor componentMonitor,
034 final LifecycleStrategy lifecycleStrategy,
035 final Properties componentProperties,
036 final Object componentKey,
037 final Class<T> componentImplementation,
038 final Parameter... parameters) throws PicoCompositionException {
039 if (AbstractBehaviorFactory.removePropertiesIfPresent(componentProperties, Characteristics.NO_HIDE_IMPL)) {
040 return super.createComponentAdapter(componentMonitor, lifecycleStrategy,
041 componentProperties, componentKey, componentImplementation, parameters);
042 }
043 AbstractBehaviorFactory.removePropertiesIfPresent(componentProperties, Characteristics.HIDE_IMPL);
044 ComponentAdapter<T> componentAdapter = super.createComponentAdapter(componentMonitor,
045 lifecycleStrategy,
046 componentProperties,
047 componentKey,
048 componentImplementation,
049 parameters);
050 return componentMonitor.newBehavior(new AsmHiddenImplementation<T>(componentAdapter));
051 }
052
053 @Override
054 public <T> ComponentAdapter<T> addComponentAdapter(final ComponentMonitor componentMonitor,
055 final LifecycleStrategy lifecycleStrategy,
056 final Properties componentProperties,
057 final ComponentAdapter<T> adapter) {
058 if (AbstractBehaviorFactory.removePropertiesIfPresent(componentProperties, Characteristics.NO_HIDE_IMPL)) {
059 return super.addComponentAdapter(componentMonitor,
060 lifecycleStrategy,
061 componentProperties,
062 adapter);
063 }
064 AbstractBehaviorFactory.removePropertiesIfPresent(componentProperties, Characteristics.HIDE_IMPL);
065 return componentMonitor.newBehavior(new AsmHiddenImplementation<T>(super.addComponentAdapter(componentMonitor,
066 lifecycleStrategy,
067 componentProperties,
068 adapter)));
069 }
070 }