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: /**
22: * Interface for objects which can contain tasks.
23: * <p>
24: * It is recommended that implementations call perform rather than
25: * execute for the tasks they contain, as this method ensures that the
26: * appropriate BuildEvents will be generated.
27: *
28: * @see Task#perform
29: * @see Task#execute
30: * @see BuildEvent
31: *
32: */
33: public interface TaskContainer {
34: /**
35: * Adds a task to this task container
36: *
37: * @param task The task to be added to this container.
38: * Must not be <code>null</code>.
39: */
40: void addTask(Task task);
41: }
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