Groovy example source code file (ReferenceBundle.java)

This example Groovy source code file (ReferenceBundle.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 - Groovy tags/keywords

referencebundle, referencebundle, referencemanager, referencemanager, referencequeue, referencequeue, referencetype, referencetype

The Groovy ReferenceBundle.java source code

/*
 * Copyright 2003-2010 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.codehaus.groovy.util;

import java.lang.ref.ReferenceQueue;

public class ReferenceBundle{
    private ReferenceManager manager;
    private ReferenceType type;
    public ReferenceBundle(ReferenceManager manager, ReferenceType type){
        this.manager = manager;
        this.type = type;
    }
    public ReferenceType getType() {
        return type;
    }
    public ReferenceManager getManager() {
        return manager;
    }      
    
    private static final ReferenceBundle softReferences, weakReferences;
    static {
        ReferenceQueue queue = new ReferenceQueue();
        ReferenceManager callBack = ReferenceManager.createCallBackedManager(queue);
        ReferenceManager manager  = ReferenceManager.createThresholdedIdlingManager(queue, callBack, 5000);
        softReferences = new ReferenceBundle(manager, ReferenceType.SOFT);
        weakReferences = new ReferenceBundle(manager, ReferenceType.WEAK);
    }

    public static ReferenceBundle getSoftBundle() {
        return softReferences;
    }
    
    public static ReferenceBundle getWeakBundle() {
        return weakReferences;
    }
}