| /* |
| * 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. |
| */ |
| /* |
| * $Id: XUnresolvedVariableSimple.java 468643 2006-10-28 06:56:03Z minchau $ |
| */ |
| package org.apache.xalan.templates; |
| |
| import org.apache.xpath.Expression; |
| import org.apache.xpath.XPathContext; |
| import org.apache.xpath.objects.XObject; |
| |
| |
| /** |
| * This is the same as XUnresolvedVariable, but it assumes that the |
| * context is already set up. For use with psuedo variables. |
| * Also, it holds an Expression object, instead of an ElemVariable. |
| * It must only hold static context, since a single copy will be |
| * held in the template. |
| */ |
| public class XUnresolvedVariableSimple extends XObject |
| { |
| static final long serialVersionUID = -1224413807443958985L; |
| public XUnresolvedVariableSimple(ElemVariable obj) |
| { |
| super(obj); |
| } |
| |
| |
| /** |
| * For support of literal objects in xpaths. |
| * |
| * @param xctxt The XPath execution context. |
| * |
| * @return This object. |
| * |
| * @throws javax.xml.transform.TransformerException |
| */ |
| public XObject execute(XPathContext xctxt) throws javax.xml.transform.TransformerException |
| { |
| Expression expr = ((ElemVariable)m_obj).getSelect().getExpression(); |
| XObject xobj = expr.execute(xctxt); |
| xobj.allowDetachToRelease(false); |
| return xobj; |
| } |
| |
| /** |
| * Tell what kind of class this is. |
| * |
| * @return CLASS_UNRESOLVEDVARIABLE |
| */ |
| public int getType() |
| { |
| return CLASS_UNRESOLVEDVARIABLE; |
| } |
| |
| /** |
| * Given a request type, return the equivalent string. |
| * For diagnostic purposes. |
| * |
| * @return An informational string. |
| */ |
| public String getTypeString() |
| { |
| return "XUnresolvedVariableSimple (" + object().getClass().getName() + ")"; |
| } |
| |
| |
| } |
| |