| /* |
| * 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.oodt.cas.pge.writers.xslt; |
| |
| //JDK imports |
| import java.io.File; |
| import java.io.IOException; |
| import javax.xml.transform.OutputKeys; |
| import javax.xml.transform.Source; |
| import javax.xml.transform.Result; |
| import javax.xml.transform.stream.StreamSource; |
| import javax.xml.transform.stream.StreamResult; |
| import javax.xml.transform.TransformerFactory; |
| import javax.xml.transform.Transformer; |
| import javax.xml.transform.dom.DOMSource; |
| |
| //OODT imports |
| import org.apache.oodt.cas.metadata.Metadata; |
| import org.apache.oodt.cas.metadata.SerializableMetadata; |
| import org.apache.oodt.cas.pge.writers.SciPgeConfigFileWriter; |
| |
| /** |
| * |
| * @author bfoster |
| * @version $Revision$ |
| * |
| * <p> |
| * XSL Transformation class which writes Science PGE config files based from the |
| * XML format of SerializableMetadata |
| * </p>. |
| */ |
| public class XslTransformWriter implements SciPgeConfigFileWriter { |
| |
| public File createConfigFile(String sciPgeConfigFilePath, |
| Metadata inputMetadata, Object... customArgs) throws IOException { |
| try { |
| File sciPgeConfigFile = new File(sciPgeConfigFilePath); |
| |
| String xsltFilePath = (String) customArgs[0]; |
| Source xsltSource = new StreamSource(new File(xsltFilePath)); |
| Result result = new StreamResult(sciPgeConfigFile); |
| |
| TransformerFactory transFact = TransformerFactory.newInstance(); |
| Transformer trans = transFact.newTransformer(xsltSource); |
| boolean useCDATA = customArgs.length > 1 ? ((String) customArgs[1]) |
| .toLowerCase().equals("true") : false; |
| Source xmlSource = new DOMSource((new SerializableMetadata( |
| inputMetadata, |
| trans.getOutputProperty(OutputKeys.ENCODING), useCDATA)) |
| .toXML()); |
| |
| trans.setOutputProperty(OutputKeys.INDENT, "yes"); |
| trans.transform(xmlSource, result); |
| |
| return sciPgeConfigFile; |
| } catch (Exception e) { |
| e.printStackTrace(); |
| throw new IOException("Failed to create science PGE config file '" |
| + sciPgeConfigFilePath + "' : " + e.getMessage()); |
| } |
| } |
| |
| } |