Commons Digester example source code file (Box.java)

This example Commons Digester source code file (Box.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 - Commons Digester tags/keywords

box, box, linkedlist, list, list, override, string, string, stringbuffer, stringbuffer, util

The Commons Digester Box.java source code

/* $Id: Box.java 992060 2010-09-02 19:09:47Z simonetripodi $
 *
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.apache.commons.digester;

import java.util.LinkedList;
import java.util.List;

/**
 * Simple class for use in unit tests. A box has an ID, and can have
 * multiple boxes within it.
 */
public class Box {
    private String id;
    
    private List<Box> children = new LinkedList();

    public Box() {}
    
    public String getId() {
        return id;
    }
    
    public void setId(String id) {
        this.id = id;
    }
    
    public void addChild(Box child) {
        this.children.add(child);
    }
    
    public List<Box> getChildren() {
        return children;
    }
    
    @Override
    public String toString()
    {
        StringBuffer buf = new StringBuffer();
        buf.append("[Box] id=");
        buf.append(id);
        buf.append(" nchildren=");
        buf.append(children.size());
        
        for(Box child : children) {
            buf.append("  ");
            buf.append(child.toString());
        }
        return buf.toString();
    }
    
    /**
     * Return a string containing this object's name value, followed by the
     * names of all child objects (and their children etc) in pre-order
     * sequence. Each name is separated by a space from the preceding one.
     */
    public String getIds() {
        StringBuffer buf = new StringBuffer();
        buf.append(this.id);
        for(Box child : children) {
            buf.append(" ");
            buf.append(child.getIds());
        }
        return buf.toString();
    }
}