/*
* 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.qpid.tasks;
import org.apache.tools.ant.taskdefs.Ant;
import java.io.File;
import java.util.HashSet;
import java.util.Set;
/**
* Require
*
* @author Rafael H. Schloming <rhs@mit.edu>
**/
public class Require extends BaseTask {
private File file;
private String target = "";
private Ant ant = null;
private String key = "";
public void setFile(File f) {
file = f;
}
public void setTarget(String t) {
target = t;
}
public void setKey(String k) {
key = k;
}
public void execute() {
validate("file", file).required();
String path = file.getAbsolutePath();
String hash = Require.class.getName() + ":" +
path + ":" + target + ":" + key;
synchronized (System.class) {
if (System.getProperty(hash) != null) {
return;
}
Ant ant = (Ant) getProject().createTask("ant");
ant.setInheritAll(false);
ant.setOwningTarget(getOwningTarget());
ant.setTaskName(getTaskName());
ant.init();
if (target.length() > 0) {
ant.setTarget(target);
}
ant.setAntfile(path);
ant.setDir(file.getParentFile());
ant.execute();
System.setProperty(hash, "done");
}
}
}