/*
* Copyright (c) 2001-2004 Ant-Contrib project. All rights reserved.
*
* Licensed 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 net.sf.antcontrib.logic;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import net.sf.antcontrib.logic.condition.BooleanConditionBase;
import org.apache.tools.ant.BuildException;
import org.apache.tools.ant.Task;
import org.apache.tools.ant.TaskContainer;
import org.apache.tools.ant.taskdefs.Exit;
import org.apache.tools.ant.taskdefs.Sequential;
import org.apache.tools.ant.taskdefs.condition.Condition;
/**
*
*/
public class Assert
extends BooleanConditionBase
implements TaskContainer {
private List tasks = new ArrayList();
private String message;
private boolean failOnError;
public void setFailOnError(boolean failOnError) {
this.failOnError = failOnError;
}
public void setMessage(String message) {
this.message = message;
}
public void addTask(Task task) {
tasks.add(task);
}
public BooleanConditionBase createBool() {
return this;
}
public void execute() {
if (countConditions() == 0) {
throw new BuildException("There is no condition specified.");
}
else if (countConditions() > 1) {
throw new BuildException("There must be exactly one condition specified.");
}
Sequential sequential = (Sequential) getProject().createTask("sequential");
Condition c = (Condition) getConditions().nextElement();
if (! c.eval()) {
if (failOnError) {
Exit fail = (Exit) getProject().createTask("fail");
fail.setMessage(message);
sequential.addTask(fail);
}
}
else {
Iterator it = tasks.iterator();
while (it.hasNext()) {
sequential.addTask((Task)it.next());
}
}
}
}