| /******************************************************************************* |
| * Copyright (c) 2004, 2007 Boeing. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * Boeing - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.osee.ote.message.condition; |
| |
| import org.eclipse.osee.ote.message.elements.DiscreteElement; |
| |
| /** |
| * @author Ken J. Aguilar |
| */ |
| |
| public class ComparisonCondition<T extends Comparable<T>> extends AbstractCondition implements IDiscreteElementCondition<T> { |
| |
| private final DiscreteElement<T> element; |
| private final T value; |
| private final EqualityOperation operation; |
| private T lastValue = null; |
| |
| public ComparisonCondition(DiscreteElement<T> element, EqualityOperation operation, T value) { |
| this.element = element; |
| this.operation = operation; |
| this.value = value; |
| } |
| |
| @Override |
| public T getLastCheckValue() { |
| return lastValue; |
| } |
| |
| @Override |
| public boolean check() { |
| lastValue = element.getValue(); |
| return operation.evaluate(lastValue, value); |
| } |
| |
| public DiscreteElement<T> getElement() { |
| return element; |
| } |
| |
| public T getValue() { |
| return value; |
| } |
| |
| public EqualityOperation getOperation() { |
| return operation; |
| } |
| |
| } |