01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. See the NOTICE file distributed with
04: * this work for additional information regarding copyright ownership.
05: * The ASF licenses this file to You under the Apache License, Version 2.0
06: * (the "License"); you may not use this file except in compliance with
07: * the License. You may obtain a copy of the License at
08: *
09: * http://www.apache.org/licenses/LICENSE-2.0
10: *
11: * Unless required by applicable law or agreed to in writing, software
12: * distributed under the License is distributed on an "AS IS" BASIS,
13: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14: * See the License for the specific language governing permissions and
15: * limitations under the License.
16: *
17: */
18:
19: package org.apache.tools.ant;
20:
21: import java.util.ArrayList;
22: import java.util.Iterator;
23: import java.util.List;
24:
25: public class UnknownElementTest extends BuildFileTest {
26: public void setUp() {
27: configureProject("src/etc/testcases/core/unknownelement.xml");
28: }
29:
30: public void testMaybeConfigure() {
31: // make sure we do not get a NPE
32: executeTarget("testMaybeConfigure");
33: }
34:
35: public static class Child extends Task {
36: Parent parent;
37:
38: public void injectParent(Parent parent) {
39: this .parent = parent;
40: }
41:
42: public void execute() {
43: parent.fromChild();
44: }
45: }
46:
47: public static class Parent extends Task implements TaskContainer {
48: List children = new ArrayList();
49:
50: public void addTask(Task t) {
51: children.add(t);
52: }
53:
54: public void fromChild() {
55: log("fromchild");
56: }
57:
58: public void execute() {
59: for (Iterator i = children.iterator(); i.hasNext();) {
60: UnknownElement el = (UnknownElement) i.next();
61: el.maybeConfigure();
62: Child child = (Child) el.getRealThing();
63: child.injectParent(this);
64: child.perform();
65: }
66: }
67: }
68: }
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