| /** |
| * |
| * 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.karaf.deployer.blueprint; |
| |
| import java.io.File; |
| import java.net.URL; |
| |
| import org.apache.karaf.util.XmlUtils; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| import org.w3c.dom.Document; |
| |
| import org.apache.felix.fileinstall.ArtifactUrlTransformer; |
| import org.xml.sax.ErrorHandler; |
| import org.xml.sax.SAXException; |
| import org.xml.sax.SAXParseException; |
| |
| /** |
| * A deployment listener that listens for spring xml applications |
| * and creates bundles for these. |
| */ |
| public class BlueprintDeploymentListener implements ArtifactUrlTransformer { |
| |
| private final Logger logger = LoggerFactory.getLogger(BlueprintDeploymentListener.class); |
| |
| public boolean canHandle(File artifact) { |
| try { |
| if (artifact.isFile() && artifact.getName().endsWith(".xml")) { |
| Document doc = parse(artifact); |
| String name = doc.getDocumentElement().getLocalName(); |
| String uri = doc.getDocumentElement().getNamespaceURI(); |
| if ("blueprint".equals(name) && "http://www.osgi.org/xmlns/blueprint/v1.0.0".equals(uri)) { |
| return true; |
| } |
| } |
| } catch (Exception e) { |
| logger.error("Unable to parse deployed file " + artifact.getAbsolutePath(), e); |
| } |
| return false; |
| } |
| |
| public URL transform(URL artifact) { |
| try { |
| return new URL("blueprint", null, artifact.toString()); |
| } catch (Exception e) { |
| logger.error("Unable to build blueprint application bundle", e); |
| return null; |
| } |
| } |
| |
| protected Document parse(File artifact) throws Exception { |
| return XmlUtils.parse(artifact, new ErrorHandler() { |
| public void warning(SAXParseException exception) throws SAXException { |
| } |
| |
| public void error(SAXParseException exception) throws SAXException { |
| } |
| |
| public void fatalError(SAXParseException exception) throws SAXException { |
| throw exception; |
| } |
| }); |
| } |
| |
| } |