-
- /*
- * Copyright 2001-2004 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: XSLTCSource.java,v 1.9 2004/02/16 22:57:21 minchau Exp $
- */
-
- package com.sun.org.apache.xalan.internal.xsltc.trax;
-
- import javax.xml.transform.Source;
- import javax.xml.transform.stream.StreamSource;
-
- import com.sun.org.apache.xalan.internal.xsltc.DOM;
- import com.sun.org.apache.xalan.internal.xsltc.StripFilter;
- import com.sun.org.apache.xalan.internal.xsltc.compiler.util.ErrorMsg;
- import com.sun.org.apache.xalan.internal.xsltc.dom.DOMWSFilter;
- import com.sun.org.apache.xalan.internal.xsltc.dom.SAXImpl;
- import com.sun.org.apache.xalan.internal.xsltc.dom.XSLTCDTMManager;
- import com.sun.org.apache.xalan.internal.xsltc.runtime.AbstractTranslet;
-
- import org.xml.sax.SAXException;
-
- /**
- * @author Morten Jorgensen
- */
- public final class XSLTCSource implements Source {
-
- private String _systemId = null;
- private Source _source = null;
- private ThreadLocal _dom = new ThreadLocal();
-
- /**
- * Create a new XSLTC-specific source from a system ID
- */
- public XSLTCSource(String systemId)
- {
- _systemId = systemId;
- }
-
- /**
- * Create a new XSLTC-specific source from a JAXP Source
- */
- public XSLTCSource(Source source)
- {
- _source = source;
- }
-
- /**
- * Implements javax.xml.transform.Source.setSystemId()
- * Set the system identifier for this Source.
- * This Source can get its input either directly from a file (in this case
- * it will instanciate and use a JAXP parser) or it can receive it through
- * ContentHandler/LexicalHandler interfaces.
- * @param systemId The system Id for this Source
- */
- public void setSystemId(String systemId) {
- _systemId = systemId;
- if (_source != null) {
- _source.setSystemId(systemId);
- }
- }
-
- /**
- * Implements javax.xml.transform.Source.getSystemId()
- * Get the system identifier that was set with setSystemId.
- * @return The system identifier that was set with setSystemId,
- * or null if setSystemId was not called.
- */
- public String getSystemId() {
- if (_source != null) {
- return _source.getSystemId();
- }
- else {
- return(_systemId);
- }
- }
-
- /**
- * Internal interface which returns a DOM for a given DTMManager and translet.
- */
- protected DOM getDOM(XSLTCDTMManager dtmManager, AbstractTranslet translet)
- throws SAXException
- {
- SAXImpl idom = (SAXImpl)_dom.get();
-
- if (idom != null) {
- if (dtmManager != null) {
- idom.migrateTo(dtmManager);
- }
- }
- else {
- Source source = _source;
- if (source == null) {
- if (_systemId != null && _systemId.length() > 0) {
- source = new StreamSource(_systemId);
- }
- else {
- ErrorMsg err = new ErrorMsg(ErrorMsg.XSLTC_SOURCE_ERR);
- throw new SAXException(err.toString());
- }
- }
-
- DOMWSFilter wsfilter = null;
- if (translet != null && translet instanceof StripFilter) {
- wsfilter = new DOMWSFilter(translet);
- }
-
- boolean hasIdCall = (translet != null) ? translet.hasIdCall() : false;
-
- if (dtmManager == null) {
- dtmManager = XSLTCDTMManager.newInstance();
- }
-
- idom = (SAXImpl)dtmManager.getDTM(source, true, wsfilter, false, false, hasIdCall);
-
- String systemId = getSystemId();
- if (systemId != null) {
- idom.setDocumentURI(systemId);
- }
- _dom.set(idom);
- }
- return idom;
- }
-
- }