| package org.apache.archiva.redback.components.modello.plugin.store; |
| |
| /* |
| * 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. |
| */ |
| |
| import org.apache.velocity.VelocityContext; |
| import org.apache.velocity.context.Context; |
| import org.codehaus.modello.ModelloException; |
| import org.codehaus.modello.model.Model; |
| import org.codehaus.modello.plugin.AbstractModelloGenerator; |
| import org.apache.archiva.redback.components.modello.plugin.store.metadata.StoreClassMetadata; |
| import org.codehaus.plexus.util.WriterFactory; |
| import org.codehaus.plexus.velocity.VelocityComponent; |
| |
| import java.io.File; |
| import java.io.Writer; |
| import java.util.Properties; |
| |
| /** |
| * @author <a href="mailto:trygvis@inamo.no">Trygve Laugstøl</a> |
| * @version $Id: StoreModelloGenerator.java 895 2008-05-24 22:31:50Z hboutemy $ |
| */ |
| public class StoreModelloGenerator |
| extends AbstractModelloGenerator |
| { |
| /** @requirement */ |
| private VelocityComponent velocity; |
| |
| public void generate( Model model, Properties properties ) |
| throws ModelloException |
| { |
| initialize( model, properties ); |
| |
| |
| // ---------------------------------------------------------------------- |
| // Initialize the Velocity context |
| // ---------------------------------------------------------------------- |
| |
| Context context = new VelocityContext(); |
| |
| context.put( "version", getGeneratedVersion() ); |
| |
| context.put( "package", model.getDefaultPackageName( false, getGeneratedVersion() ) ); |
| |
| context.put( "metadataId", StoreClassMetadata.ID ); |
| |
| context.put( "model", model ); |
| |
| // ---------------------------------------------------------------------- |
| // Generate the code |
| // ---------------------------------------------------------------------- |
| |
| String packageName = model.getDefaultPackageName( false, getGeneratedVersion() ); |
| |
| File packageFile = new File( getOutputDirectory(), packageName.replace( '.', File.separatorChar ) ); |
| |
| File interfaceFile = new File( packageFile, model.getName() + "Store.java" ); |
| |
| File exceptionFile = new File( packageFile, model.getName() + "StoreException.java" ); |
| |
| if ( !interfaceFile.getParentFile().exists() ) |
| { |
| if ( !interfaceFile.getParentFile().mkdirs() ) |
| { |
| throw new ModelloException( "Error while creating parent directories for '" + interfaceFile.getAbsolutePath() + "'." ); |
| } |
| } |
| |
| String interfaceTemplate = "org/apache/archiva/redback/components/modello/plugin/store/templates/Store.vm"; |
| |
| String exceptionTemplate = |
| "org/apache/archiva/redback/components/modello/plugin/store/templates/StoreException.vm"; |
| |
| writeTemplate( interfaceTemplate, interfaceFile, context ); |
| |
| writeTemplate( exceptionTemplate, exceptionFile, context ); |
| } |
| |
| // ---------------------------------------------------------------------- |
| // |
| // ---------------------------------------------------------------------- |
| |
| private void writeTemplate( String template, File file, Context context ) |
| throws ModelloException |
| { |
| try |
| { |
| try (Writer writer = getEncoding() == null ? WriterFactory.newPlatformWriter( file ) |
| : WriterFactory.newWriter( file, getEncoding() )) |
| |
| { |
| velocity.getEngine().mergeTemplate( template, context, writer ); |
| |
| writer.flush(); |
| |
| } |
| } |
| catch ( Exception e ) |
| { |
| throw new ModelloException( "Error while generating code.", e ); |
| } |
| } |
| } |