| /* |
| * 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.ode.bpel.elang.xpath10.compiler; |
| |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| import org.apache.ode.bpel.compiler.api.CompilationException; |
| import org.apache.ode.bpel.compiler.api.CompilationMessage; |
| import org.apache.ode.bpel.compiler.api.CompilerContext; |
| import org.apache.ode.bpel.compiler.api.SourceLocation; |
| |
| import javax.xml.transform.ErrorListener; |
| import javax.xml.transform.TransformerException; |
| |
| |
| /** |
| * Reports errors that occured during Xsl sheets processing. This implementation isn't |
| * built to be thread safe in case multiple compilations occur parrallely, however |
| * this shouldn't occur. |
| */ |
| public class XslCompilationErrorListener implements ErrorListener { |
| |
| private static final Log __log = LogFactory.getLog(XslCompilationErrorListener.class); |
| private CompilerContext _cc; |
| |
| public XslCompilationErrorListener(CompilerContext cc) { |
| _cc = cc; |
| } |
| |
| public void warning(TransformerException exception) throws TransformerException { |
| if (__log.isWarnEnabled()) { |
| __log.warn(exception); |
| } |
| recover(CompilationMessage.WARN, exception); |
| } |
| |
| public void error(TransformerException exception) throws TransformerException { |
| if (__log.isErrorEnabled()) { |
| __log.error(exception); |
| } |
| recover(CompilationMessage.ERROR, exception); |
| throw exception; |
| } |
| |
| public void fatalError(TransformerException exception) throws TransformerException { |
| if (__log.isFatalEnabled()) { |
| __log.fatal(exception); |
| } |
| recover(CompilationMessage.ERROR, exception); |
| throw exception; |
| } |
| |
| // If somebody has a better idea to handle errors thrown by the XSL engine I'm |
| // really, really, REALLY open to suggestions. |
| private void recover(short severity, TransformerException exception) { |
| CompilationMessage cmsg = new CompilationMessage(); |
| cmsg.severity = severity; |
| cmsg.code = "parseXsl"; |
| cmsg.phase = 0; |
| cmsg.messageText = exception.getMessageAndLocation(); |
| CompilationException ce = new CompilationException(cmsg, exception); |
| SourceLocation loc = exception.getLocator() != null ? new SourceLocatorWrapper(exception.getLocator()) : null; |
| if (_cc != null) |
| _cc.recoveredFromError(loc,ce); |
| else |
| __log.error("XSL stylesheet parsing error! ", exception); |
| } |
| } |