| // |
| // ======================================================================== |
| // Copyright (c) 1995-2015 Mort Bay Consulting Pty. Ltd. |
| // ------------------------------------------------------------------------ |
| // All rights reserved. This program and the accompanying materials |
| // are made available under the terms of the Eclipse Public License v1.0 |
| // and Apache License v2.0 which accompanies this distribution. |
| // |
| // The Eclipse Public License is available at |
| // http://www.eclipse.org/legal/epl-v10.html |
| // |
| // The Apache License v2.0 is available at |
| // http://www.opensource.org/licenses/apache2.0.php |
| // |
| // You may elect to redistribute this code under either of these licenses. |
| // ======================================================================== |
| // |
| |
| package org.eclipse.jetty.start.builders; |
| |
| import java.io.BufferedReader; |
| import java.io.BufferedWriter; |
| import java.io.IOException; |
| import java.io.PrintWriter; |
| import java.nio.charset.StandardCharsets; |
| import java.nio.file.Files; |
| import java.nio.file.Path; |
| import java.nio.file.StandardOpenOption; |
| import java.util.HashSet; |
| import java.util.List; |
| import java.util.Set; |
| |
| import org.eclipse.jetty.start.BaseBuilder; |
| import org.eclipse.jetty.start.BaseHome; |
| import org.eclipse.jetty.start.Module; |
| import org.eclipse.jetty.start.Props; |
| import org.eclipse.jetty.start.StartLog; |
| |
| /** |
| * Management of the <code>${jetty.base}/start.ini</code> based configuration. |
| * <p> |
| * Implementation of the <code>--add-to-start=[name]</code> command line behavior |
| */ |
| public class StartIniBuilder implements BaseBuilder.Config |
| { |
| private final BaseHome baseHome; |
| private final Path startIni; |
| |
| /* List of modules already present in start.ini */ |
| private Set<String> modulesPresent = new HashSet<>(); |
| |
| /* List of properties (keys only) already present in start.ini */ |
| private Set<String> propsPresent = new HashSet<>(); |
| |
| public StartIniBuilder(BaseBuilder baseBuilder) throws IOException |
| { |
| this.baseHome = baseBuilder.getBaseHome(); |
| this.startIni = baseHome.getBasePath("start.ini"); |
| |
| if (Files.exists(startIni)) |
| { |
| parseIni(); |
| } |
| } |
| |
| private void parseIni() throws IOException |
| { |
| try (BufferedReader reader = Files.newBufferedReader(startIni,StandardCharsets.UTF_8)) |
| { |
| String line; |
| while ((line = reader.readLine()) != null) |
| { |
| line = line.trim(); |
| if (line.startsWith("--module=")) |
| { |
| List<String> moduleNames = Props.getValues(line); |
| this.modulesPresent.addAll(moduleNames); |
| } |
| else if (!line.startsWith("-") && line.contains("=")) |
| { |
| String key = line.substring(0,line.indexOf('=')); |
| this.propsPresent.add(key); |
| } |
| } |
| } |
| } |
| |
| @Override |
| public boolean addModule(Module module) throws IOException |
| { |
| if (modulesPresent.contains(module.getName())) |
| { |
| StartLog.info("%-15s already initialised in %s",module.getName(),baseHome.toShortForm(startIni)); |
| // skip, already present |
| return false; |
| } |
| |
| if (module.isDynamic()) |
| { |
| if (module.hasIniTemplate()) |
| { |
| // warn |
| StartLog.warn("%-15s not adding [ini-template] from dynamic module",module.getName()); |
| } |
| return false; |
| } |
| |
| String mode = ""; |
| if (module.isTransitive()) |
| { |
| mode = "(transitively) "; |
| } |
| |
| if (module.hasIniTemplate() || !module.isTransitive()) |
| { |
| StartLog.info("%-15s initialised %sin %s",module.getName(),mode,baseHome.toShortForm(startIni)); |
| |
| // Append to start.ini |
| try (BufferedWriter writer = Files.newBufferedWriter(startIni,StandardCharsets.UTF_8,StandardOpenOption.APPEND,StandardOpenOption.CREATE)) |
| { |
| writeModuleSection(writer,module); |
| } |
| return true; |
| } |
| |
| return false; |
| } |
| |
| protected void writeModuleSection(BufferedWriter writer, Module module) |
| { |
| PrintWriter out = new PrintWriter(writer); |
| |
| out.println("# --------------------------------------- "); |
| out.println("# Module: " + module.getName()); |
| out.println("--module=" + module.getName()); |
| out.println(); |
| |
| for (String line : module.getIniTemplate()) |
| { |
| out.println(line); |
| } |
| |
| out.println(); |
| out.flush(); |
| } |
| } |