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Commons JXPath example source code file (Constant.java)
The Commons JXPath Constant.java source code/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You 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.commons.jxpath.ri.compiler; import org.apache.commons.jxpath.ri.EvalContext; import org.apache.commons.jxpath.ri.InfoSetUtil; /** * A compile tree element containing a constant number or string. * * @author Dmitri Plotnikov * @version $Revision: 652845 $ $Date: 2008-05-02 12:46:46 -0500 (Fri, 02 May 2008) $ */ public class Constant extends Expression { private Object value; /** * Create a new Constant. * @param number constant */ public Constant(Number number) { this.value = number; } /** * Create a new Constant. * @param string constant */ public Constant(String string) { this.value = string; } public Object compute(EvalContext context) { return value; } public Object computeValue(EvalContext context) { return value; } /** * Returns false * @return false */ public boolean isContextDependent() { return false; } /** * Returns false * @return false */ public boolean computeContextDependent() { return false; } public String toString() { if (value instanceof Number) { return InfoSetUtil.stringValue(value); } return "'" + value + "'"; } } Other Commons JXPath examples (source code examples)Here is a short list of links related to this Commons JXPath Constant.java source code file: |
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