| /* |
| * 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.sling.provisioning.model.io; |
| |
| import java.io.ByteArrayOutputStream; |
| import java.io.IOException; |
| import java.io.LineNumberReader; |
| import java.io.PrintWriter; |
| import java.io.StringReader; |
| import java.io.Writer; |
| import java.util.Map; |
| |
| import org.apache.felix.cm.file.ConfigurationHandler; |
| import org.apache.sling.provisioning.model.Artifact; |
| import org.apache.sling.provisioning.model.ArtifactGroup; |
| import org.apache.sling.provisioning.model.Commentable; |
| import org.apache.sling.provisioning.model.Configuration; |
| import org.apache.sling.provisioning.model.Feature; |
| import org.apache.sling.provisioning.model.Model; |
| import org.apache.sling.provisioning.model.ModelConstants; |
| import org.apache.sling.provisioning.model.RunMode; |
| |
| /** |
| * Simple writer for the a model |
| */ |
| public class ModelWriter { |
| |
| private static void writeComment(final PrintWriter pw, final Commentable commentable) |
| throws IOException { |
| if ( commentable.getComment() != null ) { |
| final LineNumberReader lnr = new LineNumberReader(new StringReader(commentable.getComment())); |
| try { |
| String line = null; |
| while ( (line = lnr.readLine()) != null ) { |
| pw.print("# "); |
| pw.println(line); |
| } |
| } finally { |
| lnr.close(); |
| } |
| } |
| } |
| |
| private static void writeRunMode(final PrintWriter pw, final RunMode runMode) { |
| final String[] rm = runMode.getNames(); |
| if ( rm != null && rm.length > 0 ) { |
| pw.print(" runModes="); |
| boolean first = true; |
| for(final String mode : rm) { |
| if ( first ) { |
| first = false; |
| } else { |
| pw.print(","); |
| } |
| pw.print(mode); |
| } |
| } |
| } |
| |
| /** |
| * Writes the model to the writer. |
| * The writer is not closed. |
| * @param writer |
| * @param subystem |
| * @throws IOException |
| */ |
| public static void write(final Writer writer, final Model model) |
| throws IOException { |
| final PrintWriter pw = new PrintWriter(writer); |
| |
| // features |
| for(final Feature feature : model.getFeatures()) { |
| writeComment(pw, feature); |
| pw.print("[feature name="); |
| pw.print(feature.getName()); |
| pw.println("]"); |
| pw.println(); |
| |
| // variables |
| if ( !feature.getVariables().isEmpty() ) { |
| writeComment(pw, feature.getVariables()); |
| pw.println("[variables]"); |
| for(final Map.Entry<String, String> entry : feature.getVariables()) { |
| pw.print(" "); |
| pw.print(entry.getKey()); |
| pw.print("="); |
| pw.println(entry.getValue()); |
| } |
| pw.println(); |
| } |
| |
| // run modes |
| for(final RunMode runMode : feature.getRunModes()) { |
| // settings |
| if ( !runMode.getSettings().isEmpty() ) { |
| writeComment(pw, runMode.getSettings()); |
| pw.print("[settings"); |
| writeRunMode(pw, runMode); |
| pw.println("]"); |
| |
| for(final Map.Entry<String, String> entry : runMode.getSettings()) { |
| pw.print(" "); |
| pw.print(entry.getKey()); |
| pw.print("="); |
| pw.println(entry.getValue()); |
| } |
| pw.println(); |
| } |
| |
| // artifact groups |
| for(final ArtifactGroup group : runMode.getArtifactGroups()) { |
| // skip empty groups |
| if ( group.isEmpty() ) { |
| continue; |
| } |
| writeComment(pw, group); |
| pw.print("[artifacts"); |
| if ( group.getStartLevel() > 0 ) { |
| pw.print(" startLevel="); |
| pw.print(String.valueOf(group.getStartLevel())); |
| } |
| writeRunMode(pw, runMode); |
| pw.println("]"); |
| pw.println(); |
| |
| // artifacts |
| for(final Artifact ad : group) { |
| writeComment(pw, ad); |
| pw.print(" "); |
| pw.print(ad.toMvnUrl().substring(4)); |
| if ( !ad.getMetadata().isEmpty() ) { |
| boolean first = true; |
| for(final Map.Entry<String, String> entry : ad.getMetadata().entrySet()) { |
| if ( first ) { |
| first = false; |
| pw.print(" ["); |
| } else { |
| pw.print(", "); |
| } |
| pw.print(entry.getKey()); |
| pw.print("="); |
| pw.print(entry.getValue()); |
| } |
| pw.print("]"); |
| } |
| pw.println(); |
| } |
| pw.println(); |
| } |
| |
| // configurations |
| if ( !runMode.getConfigurations().isEmpty() ) { |
| writeComment(pw, runMode.getConfigurations()); |
| pw.print("[configurations"); |
| writeRunMode(pw, runMode); |
| pw.println("]"); |
| for(final Configuration config : runMode.getConfigurations()) { |
| writeComment(pw, config); |
| final String raw = (String)config.getProperties().get(ModelConstants.CFG_UNPROCESSED); |
| String format = (String)config.getProperties().get(ModelConstants.CFG_UNPROCESSED_FORMAT); |
| if ( format == null ) { |
| format = ModelConstants.CFG_FORMAT_FELIX_CA; |
| } |
| String cfgMode = (String)config.getProperties().get(ModelConstants.CFG_UNPROCESSED_MODE); |
| if ( cfgMode == null ) { |
| cfgMode = ModelConstants.CFG_MODE_OVERWRITE; |
| } |
| pw.print(" "); |
| if ( config.getFactoryPid() != null ) { |
| pw.print(config.getFactoryPid()); |
| pw.print("-"); |
| } |
| pw.print(config.getPid()); |
| final boolean isDefaultFormat = ModelConstants.CFG_FORMAT_FELIX_CA.equals(format); |
| final boolean isDefaultMode = ModelConstants.CFG_MODE_OVERWRITE.equals(cfgMode); |
| if ( !isDefaultFormat || !isDefaultMode ) { |
| pw.print(" ["); |
| if ( !isDefaultFormat ) { |
| pw.print("format="); |
| pw.print(format); |
| if ( !isDefaultMode ) { |
| pw.print(","); |
| } |
| } |
| if ( !isDefaultMode) { |
| pw.print("mode="); |
| pw.print(cfgMode); |
| } |
| pw.print("]"); |
| } |
| pw.println(); |
| |
| final String configString; |
| if ( raw != null ) { |
| configString = raw; |
| } else if ( config.isSpecial() ) { |
| configString = config.getProperties().get(config.getPid()).toString(); |
| } else { |
| final ByteArrayOutputStream os = new ByteArrayOutputStream(); |
| try { |
| ConfigurationHandler.write(os , config.getProperties()); |
| } finally { |
| os.close(); |
| } |
| configString = new String(os.toByteArray(), "UTF-8"); |
| } |
| // we have to read the configuration line by line to properly indent |
| final LineNumberReader lnr = new LineNumberReader(new StringReader(configString)); |
| String line = null; |
| while ((line = lnr.readLine()) != null ) { |
| if ( line.trim().isEmpty() ) { |
| continue; |
| } |
| pw.print(" "); |
| pw.println(line.trim()); |
| } |
| pw.println(); |
| } |
| } |
| } |
| } |
| } |
| } |