PicoContainer example source code file (AbstractBehaviorFactory.java)

This example PicoContainer source code file (AbstractBehaviorFactory.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - PicoContainer tags/keywords

abstractbehaviorfactory, behaviorfactory, componentfactory, componentfactory, enumeration, io, lifecyclestrategy, object, object, parameter, properties, properties, serializable, string, string, util

The PicoContainer AbstractBehaviorFactory.java source code

/*****************************************************************************
 * Copyright (C) PicoContainer Organization. All rights reserved.            *
 * ------------------------------------------------------------------------- *
 * The software in this package is published under the terms of the BSD      *
 * style license a copy of which has been included with this distribution in *
 * the LICENSE.txt file.                                                     *
 *                                                                           *
 * Original code by                                                          *
 *****************************************************************************/
package org.picocontainer.behaviors;

import org.picocontainer.ComponentAdapter;
import org.picocontainer.Parameter;
import org.picocontainer.PicoCompositionException;
import org.picocontainer.ComponentMonitor;
import org.picocontainer.ComponentFactory;
import org.picocontainer.LifecycleStrategy;
import org.picocontainer.BehaviorFactory;
import org.picocontainer.injectors.AdaptiveInjectionFactory;

import java.io.Serializable;
import java.util.Properties;
import java.util.Iterator;
import java.util.Enumeration;

public class AbstractBehaviorFactory implements ComponentFactory, Serializable, BehaviorFactory {

    private ComponentFactory delegate;

    public ComponentFactory forThis(ComponentFactory delegate) {
        this.delegate = delegate;
        return this;
    }
    public ComponentAdapter createComponentAdapter(ComponentMonitor componentMonitor, LifecycleStrategy lifecycleStrategy, Properties componentProperties, Object componentKey,
                                                   Class componentImplementation,
                                                   Parameter... parameters) throws PicoCompositionException {
        if (delegate == null) {
            delegate = new AdaptiveInjectionFactory();
        }
        return delegate.createComponentAdapter(componentMonitor, lifecycleStrategy,
                                               componentProperties, componentKey, componentImplementation, parameters);
    }

    public static boolean removePropertiesIfPresent(Properties currProperties, Properties hasProperties) {
        Enumeration props = hasProperties.keys();
        while (props.hasMoreElements()) {
            String o = (String)props.nextElement();
            String q = hasProperties.getProperty(o);
            String p = currProperties.getProperty(o);
            if (p == null) {
                return false;
            }
            if (!q.equals(p)) {
                return false;
            }
        }
        props = hasProperties.keys();
        while (props.hasMoreElements()) {
            Object o = props.nextElement();
            currProperties.remove(o);
        }
        return true;
    }
}