| /******************************************************************************* |
| * Copyright (c) 2006 Oracle Corporation and others. |
| * 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: |
| * Oracle Corporation - initial API and implementation |
| *******************************************************************************/ |
| |
| package org.eclipse.bpel.xpath10; |
| |
| /** |
| * A predicate. |
| * |
| * @author Michal Chmielewski (michal.chmielewski@oracle.com) |
| * @date Aug 26, 2008 |
| * |
| */ |
| |
| @SuppressWarnings("nls") |
| public class Predicate { |
| |
| Expr fExpr ; |
| |
| /** |
| * Brand new predicate on an expression. |
| * @param expr |
| */ |
| |
| public Predicate (Expr expr) { |
| fExpr = expr; |
| } |
| |
| /** |
| * @return the predicate (boolean) expression. |
| */ |
| public Expr getExpr () { |
| return fExpr; |
| } |
| |
| /** |
| * @return return it as text. |
| */ |
| |
| public String getText() { |
| return "[" + fExpr.getText() + "]"; |
| } |
| |
| /** |
| * @see java.lang.Object#toString() |
| */ |
| @Override |
| public String toString () { |
| StringBuilder sb = new StringBuilder(); |
| sb.append("{").append(getClass().getName()).append(","); |
| sb.append("[").append(fExpr).append("]"); |
| return sb.toString(); |
| } |
| |
| /** |
| * @return the position of the predicate in the input "stream" |
| */ |
| public int getPosition () |
| { |
| return fExpr != null ? fExpr.getPosition() : -1; |
| } |
| |
| /** |
| * @return the end position of the predicate in the input "stream" |
| */ |
| public int getEndPosition () |
| { |
| return fExpr != null ? fExpr.getEndPosition() : -1; |
| } |
| } |