| /******************************************************************************* |
| * Copyright (c) 2010 Oracle. All rights reserved. |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License v1.0, which accompanies this distribution |
| * and is available at http://www.eclipse.org/legal/epl-v10.html. |
| * |
| * Contributors: |
| * Oracle - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jpt.eclipselink.jaxb.core.schemagen; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.eclipse.persistence.jaxb.JAXBContext; |
| import javax.xml.bind.JAXBException; |
| import javax.xml.bind.SchemaOutputResolver; |
| import javax.xml.transform.stream.StreamResult; |
| |
| import javax.xml.transform.Result; |
| |
| /** |
| * Generate a EclipseLink JAXB Schema |
| * |
| * Current command-line arguments: |
| * [-s schema.xsd] - specifies the target schema |
| * [-c className] - specifies the fully qualified class name |
| */ |
| public class Main |
| { |
| private String[] sourceClassNames; |
| private String targetSchemaName; |
| @SuppressWarnings("unused") |
| private boolean isDebugMode; |
| |
| static public String NO_FACTORY_CLASS = "doesnt contain ObjectFactory.class"; //$NON-NLS-1$ |
| static public String CANNOT_BE_CAST_TO_JAXBCONTEXT = "cannot be cast to org.eclipse.persistence.jaxb.JAXBContext"; //$NON-NLS-1$ |
| static public String JAXB_PROPERTIES_FILE_NOT_FOUND = "\nEclipseLink JAXBContextFactory must be specified in the jaxb.properties file to use EclipseLink MOXy for schema generation.\njavax.xml.bind.context.factory=org.eclipse.persistence.jaxb.JAXBContextFactory "; |
| |
| // ********** static methods ********** |
| |
| public static void main(String[] args) { |
| new Main().execute(args); |
| } |
| |
| // ********** constructors ********** |
| |
| private Main() { |
| super(); |
| } |
| |
| // ********** behavior ********** |
| |
| protected void execute(String[] args) { |
| |
| this.initializeWith(args); |
| |
| this.generate(); |
| } |
| |
| // ********** internal methods ********** |
| |
| private void initializeWith(String[] args) { |
| this.sourceClassNames = this.getSourceClassNames(args); |
| this.targetSchemaName = this.getTargetSchemaName(args); |
| |
| this.isDebugMode = this.getDebugMode(args); |
| } |
| |
| private void generate() { |
| System.out.println("MOXy generating schema..."); //$NON-NLS-1$ |
| |
| // Create the JAXBContext |
| JAXBContext jaxbContext = this.buildJaxbContext(); |
| |
| // Generate an XML Schema |
| if(jaxbContext != null) { |
| SchemaOutputResolver schemaOutputResolver = |
| new JptSchemaOutputResolver(this.targetSchemaName); |
| |
| jaxbContext.generateSchema(schemaOutputResolver); |
| |
| System.out.println("\nSchema " + this.targetSchemaName + " generated"); //$NON-NLS-1$ |
| } |
| } |
| |
| private JAXBContext buildJaxbContext() { |
| JAXBContext jaxbContext = null; |
| try { |
| ClassLoader loader = Thread.currentThread().getContextClassLoader(); |
| |
| Class[] sourceClasses = this.buildSourceClasses(this.sourceClassNames, loader); |
| |
| jaxbContext = (JAXBContext)JAXBContext.newInstance(sourceClasses); |
| |
| } |
| catch (JAXBException e) { |
| String message = e.getMessage(); |
| if(message.indexOf(NO_FACTORY_CLASS) > -1) { |
| System.err.println(message); |
| } |
| else { |
| e.printStackTrace(); |
| } |
| System.err.println("\nSchema " + this.targetSchemaName + " not created"); //$NON-NLS-1$ |
| } |
| catch (ClassCastException e) { |
| String message = e.getMessage(); |
| if(message.indexOf(CANNOT_BE_CAST_TO_JAXBCONTEXT) > -1) { |
| System.err.println(JAXB_PROPERTIES_FILE_NOT_FOUND); |
| } |
| else { |
| e.printStackTrace(); |
| } |
| System.err.println("\nSchema " + this.targetSchemaName + " not created"); //$NON-NLS-1$ |
| } |
| return jaxbContext; |
| } |
| |
| private Class[] buildSourceClasses(String[] classNames, ClassLoader loader) { |
| |
| ArrayList<Class> sourceClasses = new ArrayList<Class>(classNames.length); |
| for(String className: classNames) { |
| try { |
| sourceClasses.add(loader.loadClass(className)); |
| System.out.println(className); //$NON-NLS-1$ |
| } |
| catch (ClassNotFoundException e) { |
| System.err.println("\n\tNot found: " + className); //$NON-NLS-1$ |
| } |
| } |
| return sourceClasses.toArray(new Class[0]); |
| } |
| |
| // ********** argument queries ********** |
| |
| private String[] getSourceClassNames(String[] args) { |
| |
| return this.getAllArgumentValues("-c", args); //$NON-NLS-1$ |
| } |
| |
| private String getTargetSchemaName(String[] args) { |
| |
| return this.getArgumentValue("-s", args); //$NON-NLS-1$ |
| } |
| |
| private boolean getDebugMode(String[] args) { |
| |
| return this.argumentExists("-debug", args); //$NON-NLS-1$ |
| } |
| |
| private String getArgumentValue(String argName, String[] args) { |
| for (int i = 0; i < args.length; i++) { |
| String arg = args[i]; |
| if (arg.toLowerCase().equals(argName)) { |
| int j = i + 1; |
| if (j < args.length) { |
| return args[j]; |
| } |
| } |
| } |
| return null; |
| } |
| |
| private String[] getAllArgumentValues(String argName, String[] args) { |
| List<String> argValues = new ArrayList<String>(); |
| for (int i = 0; i < args.length; i++) { |
| String arg = args[i]; |
| if (arg.toLowerCase().equals(argName)) { |
| int j = i + 1; |
| if (j < args.length) { |
| argValues.add(args[j]); |
| i++; |
| } |
| } |
| } |
| return argValues.toArray(new String[0]); |
| } |
| |
| private boolean argumentExists(String argName, String[] args) { |
| for (int i = 0; i < args.length; i++) { |
| String arg = args[i]; |
| if (arg.toLowerCase().equals(argName)) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| } |
| |
| // ********** inner class ********** |
| |
| class JptSchemaOutputResolver extends SchemaOutputResolver { |
| |
| private final String targetSchemaName; |
| |
| protected JptSchemaOutputResolver(String targetSchemaName) { |
| this.targetSchemaName = targetSchemaName; |
| } |
| |
| @Override |
| public Result createOutput(String namespaceURI, String suggestedFileName) throws IOException { |
| |
| File file = new File(this.targetSchemaName ); |
| StreamResult result = new StreamResult(file); |
| result.setSystemId(file.toURI().toURL().toString()); |
| return result; |
| } |
| } |