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/*
* Copyright 2001-2004 Apache Software Foundation
*
* 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 org.apache.tools.ant.taskdefs.condition;
import java.util.Enumeration;
import org.apache.tools.ant.BuildException;
/**
* <and> condition container.
*
* <p>Iterates over all conditions and returns false as soon as one
* evaluates to false.</p>
*
* @author Stefan Bodewig
* @since Ant 1.4
* @version $Revision$
*/
public class And extends ConditionBase implements Condition {
/**
* @return true if all the contained conditions evaluates to true
* @exception BuildException if an error occurs
*/
public boolean eval() throws BuildException {
Enumeration e = getConditions();
while (e.hasMoreElements()) {
Condition c = (Condition) e.nextElement();
if (!c.eval()) {
return false;
}
}
return true;
}
}
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