- /*
- * Copyright 1999-2004 The Apache Software Foundation.
- *
- * Licensed 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: FuncDoclocation.java,v 1.8 2004/02/17 04:34:01 minchau Exp $
- */
- package com.sun.org.apache.xpath.internal.functions;
-
- import com.sun.org.apache.xml.internal.dtm.DTM;
- import com.sun.org.apache.xpath.internal.XPathContext;
- import com.sun.org.apache.xpath.internal.objects.XObject;
- import com.sun.org.apache.xpath.internal.objects.XString;
-
- /**
- * Execute the proprietary document-location() function, which returns
- * a node set of documents.
- * @xsl.usage advanced
- */
- public class FuncDoclocation extends FunctionDef1Arg
- {
-
- /**
- * Execute the function. The function must return
- * a valid object.
- * @param xctxt The current execution context.
- * @return A valid XObject.
- *
- * @throws javax.xml.transform.TransformerException
- */
- public XObject execute(XPathContext xctxt) throws javax.xml.transform.TransformerException
- {
-
- int whereNode = getArg0AsNode(xctxt);
- String fileLocation = null;
-
- if (DTM.NULL != whereNode)
- {
- DTM dtm = xctxt.getDTM(whereNode);
-
- // %REVIEW%
- if (DTM.DOCUMENT_FRAGMENT_NODE == dtm.getNodeType(whereNode))
- {
- whereNode = dtm.getFirstChild(whereNode);
- }
-
- if (DTM.NULL != whereNode)
- {
- fileLocation = dtm.getDocumentBaseURI();
- // int owner = dtm.getDocument();
- // fileLocation = xctxt.getSourceTreeManager().findURIFromDoc(owner);
- }
- }
-
- return new XString((null != fileLocation) ? fileLocation : "");
- }
- }