| /******************************************************************************* |
| * Copyright (c) 2006 Oracle Corporation. |
| * 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: |
| * Cameron Bateman/Oracle - initial API and implementation |
| * |
| ********************************************************************************/ |
| |
| package org.eclipse.jst.jsf.validation.internal.el.operators; |
| |
| import java.math.BigDecimal; |
| |
| import org.eclipse.jst.jsf.validation.internal.el.diagnostics.DiagnosticFactory; |
| |
| /** |
| * Represents the EL arithmetic subtraction binary operator |
| * |
| * @author cbateman |
| * |
| */ |
| /*package*/ class SubtractArithmeticBinaryOperator extends |
| NoDivArithmeticBinaryOperator |
| { |
| |
| private static final String SUBTRACTION = "subtraction"; //$NON-NLS-1$ |
| |
| SubtractArithmeticBinaryOperator(DiagnosticFactory diagnosticFactory) { |
| super(diagnosticFactory); |
| } |
| |
| protected Long doRealOperation(Long firstArg, Long secondArg) |
| { |
| return Long.valueOf(firstArg.longValue() - secondArg.longValue()); |
| } |
| |
| protected Double doRealOperation(Double firstArg, Double secondArg) |
| { |
| return new Double(firstArg.doubleValue() - secondArg.doubleValue()); |
| } |
| |
| protected BigDecimal doRealOperation(BigDecimal firstArg, |
| BigDecimal secondArg) |
| { |
| return firstArg.subtract(secondArg); |
| } |
| |
| protected String getOperatorName() |
| { |
| return SUBTRACTION; |
| } |
| |
| } |