1/* 2 * reserved comment block 3 * DO NOT REMOVE OR ALTER! 4 */ 5/* 6 * Licensed to the Apache Software Foundation (ASF) under one or more 7 * contributor license agreements. See the NOTICE file distributed with 8 * this work for additional information regarding copyright ownership. 9 * The ASF licenses this file to You under the Apache License, Version 2.0 10 * (the "License"); you may not use this file except in compliance with 11 * the License. You may obtain a copy of the License at 12 * 13 * http://www.apache.org/licenses/LICENSE-2.0 14 * 15 * Unless required by applicable law or agreed to in writing, software 16 * distributed under the License is distributed on an "AS IS" BASIS, 17 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 18 * See the License for the specific language governing permissions and 19 * limitations under the License. 20 */ 21 22package com.sun.org.apache.xpath.internal.functions; 23 24import com.sun.org.apache.xml.internal.dtm.DTM; 25import com.sun.org.apache.xpath.internal.XPathContext; 26import com.sun.org.apache.xpath.internal.objects.XObject; 27import com.sun.org.apache.xpath.internal.objects.XString; 28 29/** 30 * Execute the proprietary document-location() function, which returns 31 * a node set of documents. 32 * @xsl.usage advanced 33 */ 34public class FuncDoclocation extends FunctionDef1Arg 35{ 36 static final long serialVersionUID = 7469213946343568769L; 37 38 /** 39 * Execute the function. The function must return 40 * a valid object. 41 * @param xctxt The current execution context. 42 * @return A valid XObject. 43 * 44 * @throws javax.xml.transform.TransformerException 45 */ 46 public XObject execute(XPathContext xctxt) throws javax.xml.transform.TransformerException 47 { 48 49 int whereNode = getArg0AsNode(xctxt); 50 String fileLocation = null; 51 52 if (DTM.NULL != whereNode) 53 { 54 DTM dtm = xctxt.getDTM(whereNode); 55 56 // %REVIEW% 57 if (DTM.DOCUMENT_FRAGMENT_NODE == dtm.getNodeType(whereNode)) 58 { 59 whereNode = dtm.getFirstChild(whereNode); 60 } 61 62 if (DTM.NULL != whereNode) 63 { 64 fileLocation = dtm.getDocumentBaseURI(); 65// int owner = dtm.getDocument(); 66// fileLocation = xctxt.getSourceTreeManager().findURIFromDoc(owner); 67 } 68 } 69 70 return new XString((null != fileLocation) ? fileLocation : ""); 71 } 72} 73