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/*
* Copyright 2004-2005 the original author or authors.
*
* 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.springmodules.validation.valang.functions;
/**
* NOT operation on boolean values.
*
* @author Steven Devijver
* @since Apr 23, 2005
*/
public class NotFunction extends AbstractFunction {
public NotFunction(Function[] arguments, int line, int column) {
super(arguments, line, column);
definedExactNumberOfArguments(1);
}
protected Object doGetResult(Object target) {
return !(((Boolean) getArguments()[0].getResult(target)).booleanValue()) ? Boolean.TRUE : Boolean.FALSE;
}
}