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/*
*
* 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.BuildException;
import org.apache.tools.ant.Task;
import org.apache.tools.ant.TaskContainer;
import java.util.ArrayList;
import java.util.List;
/**
* Foreach -- an ant task that allows iteration.
**/
public class Foreach extends BaseTask implements TaskContainer {
private String property;
private String list;
private String delim = "\\s+";
private String stop;
private List<Task> tasks = new ArrayList<Task>();
public void setProperty(String p) {
property = p;
}
public void setList(String l) {
list = l;
}
public void setDelim(String d) {
delim = d;
}
public void setStop(String s) {
stop = s;
}
public void addTask(Task t) {
tasks.add(t);
}
public void execute() {
validate("property", property).required().nonempty();
validate("list", property).required();
if (list.length() == 0) {
return;
}
String[] values = list.split(delim);
for (int i = 0; i < values.length; i++) {
String value = values[i];
if (stop != null && stop.length() > 0 &&
value.equals(stop)) {
break;
}
getProject().setProperty(property, value);
for (Task t : tasks) {
t.perform();
}
}
}
}
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