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Ant example source code file (

This example Ant source code file ( is included in the "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Ant tags/keywords

arraylist, buildfiletest, child, child, iterator, list, parent, parent, task, task, taskcontainer, unknownelement, unknownelement, unknownelementtest, util

The source code

 *  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
 *  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.


import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

public class UnknownElementTest extends BuildFileTest {
    public void setUp() {
    public void testMaybeConfigure() {
        // make sure we do not get a NPE

    public static class Child extends Task {
        Parent parent;
        public void injectParent(Parent parent) {
            this.parent = parent;
        public void execute() {

    public static class Parent extends Task implements TaskContainer {
        List children = new ArrayList();
        public void addTask(Task t) {

        public void fromChild() {
        public void execute() {
            for (Iterator i = children.iterator(); i.hasNext();) {
                UnknownElement el = (UnknownElement);
                Child child = (Child) el.getRealThing();

Other Ant examples (source code examples)

Here is a short list of links related to this Ant source code file:

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