| 1 | /* |
| 2 | * Copyright 2005-2006 Sun Microsystems, Inc. All Rights Reserved. |
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 | * |
| 5 | * This code is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of the GNU General Public License version 2 only, as |
| 7 | * published by the Free Software Foundation. Sun designates this |
| 8 | * particular file as subject to the "Classpath" exception as provided |
| 9 | * by Sun in the LICENSE file that accompanied this code. |
| 10 | * |
| 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 14 | * version 2 for more details (a copy is included in the LICENSE file that |
| 15 | * accompanied this code). |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License version |
| 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
| 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| 20 | * |
| 21 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 23 | * have any questions. |
| 24 | */ |
| 25 | |
| 26 | package com.sun.tools.javac; |
| 27 | |
| 28 | import com.sun.tools.javac.main.JavacOption.Option; |
| 29 | import com.sun.tools.javac.main.RecognizedOptions.GrumpyHelper; |
| 30 | import com.sun.tools.javac.main.RecognizedOptions; |
| 31 | import java.io.*; |
| 32 | import java.net.*; |
| 33 | import java.util.*; |
| 34 | import java.util.concurrent.*; |
| 35 | import java.util.logging.Logger; |
| 36 | import javax.tools.*; |
| 37 | |
| 38 | /** |
| 39 | * Java Compiler Server. Can be used to speed up a set of (small) |
| 40 | * compilation tasks by caching jar files between compilations. |
| 41 | * |
| 42 | * <p><b>This is NOT part of any API supported by Sun Microsystems. |
| 43 | * If you write code that depends on this, you do so at your own |
| 44 | * risk. This code and its internal interfaces are subject to change |
| 45 | * or deletion without notice.</b></p> |
| 46 | * |
| 47 | * @author Peter von der Ahé |
| 48 | * @since 1.6 |
| 49 | */ |
| 50 | class Server implements Runnable { |
| 51 | private final BufferedReader in; |
| 52 | private final OutputStream out; |
| 53 | private final boolean isSocket; |
| 54 | private static final JavaCompiler tool = ToolProvider.getSystemJavaCompiler(); |
| 55 | private static Logger logger = Logger.getLogger("com.sun.tools.javac"); |
| 56 | static class CwdFileManager extends ForwardingJavaFileManager<JavaFileManager> { |
| 57 | String cwd; |
| 58 | CwdFileManager(JavaFileManager fileManager) { |
| 59 | super(fileManager); |
| 60 | } |
| 61 | String getAbsoluteName(String name) { |
| 62 | if (new File(name).isAbsolute()) { |
| 63 | return name; |
| 64 | } else { |
| 65 | return new File(cwd,name).getPath(); |
| 66 | } |
| 67 | } |
| 68 | // public JavaFileObject getFileForInput(String name) |
| 69 | // throws IOException |
| 70 | // { |
| 71 | // return super.getFileForInput(getAbsoluteName(name)); |
| 72 | // } |
| 73 | } |
| 74 | // static CwdFileManager fm = new CwdFileManager(tool.getStandardFileManager()); |
| 75 | static StandardJavaFileManager fm = tool.getStandardFileManager(null, null, null); |
| 76 | static { |
| 77 | // Use the same file manager for all compilations. This will |
| 78 | // cache jar files in the standard file manager. Use |
| 79 | // tool.getStandardFileManager().close() to release. |
| 80 | // FIXME tool.setFileManager(fm); |
| 81 | logger.setLevel(java.util.logging.Level.SEVERE); |
| 82 | } |
| 83 | private Server(BufferedReader in, OutputStream out, boolean isSocket) { |
| 84 | this.in = in; |
| 85 | this.out = out; |
| 86 | this.isSocket = isSocket; |
| 87 | } |
| 88 | private Server(BufferedReader in, OutputStream out) { |
| 89 | this(in, out, false); |
| 90 | } |
| 91 | private Server(Socket socket) throws IOException, UnsupportedEncodingException { |
| 92 | this(new BufferedReader(new InputStreamReader(socket.getInputStream(), "utf-8")), |
| 93 | socket.getOutputStream(), |
| 94 | true); |
| 95 | } |
| 96 | public void run() { |
| 97 | List<String> args = new ArrayList<String>(); |
| 98 | int res = -1; |
| 99 | try { |
| 100 | String line = null; |
| 101 | try { |
| 102 | line = in.readLine(); |
| 103 | } catch (IOException e) { |
| 104 | System.err.println(e.getLocalizedMessage()); |
| 105 | System.exit(0); |
| 106 | line = null; |
| 107 | } |
| 108 | // fm.cwd=null; |
| 109 | String cwd = null; |
| 110 | while (line != null) { |
| 111 | if (line.startsWith("PWD:")) { |
| 112 | cwd = line.substring(4); |
| 113 | } else if (line.equals("END")) { |
| 114 | break; |
| 115 | } else if (!"-XDstdout".equals(line)) { |
| 116 | args.add(line); |
| 117 | } |
| 118 | try { |
| 119 | line = in.readLine(); |
| 120 | } catch (IOException e) { |
| 121 | System.err.println(e.getLocalizedMessage()); |
| 122 | System.exit(0); |
| 123 | line = null; |
| 124 | } |
| 125 | } |
| 126 | Iterable<File> path = cwd == null ? null : Arrays.<File>asList(new File(cwd)); |
| 127 | // try { in.close(); } catch (IOException e) {} |
| 128 | long msec = System.currentTimeMillis(); |
| 129 | try { |
| 130 | synchronized (tool) { |
| 131 | for (StandardLocation location : StandardLocation.values()) |
| 132 | fm.setLocation(location, path); |
| 133 | res = compile(out, fm, args); |
| 134 | // FIXME res = tool.run((InputStream)null, null, out, args.toArray(new String[args.size()])); |
| 135 | } |
| 136 | } catch (Throwable ex) { |
| 137 | logger.log(java.util.logging.Level.SEVERE, args.toString(), ex); |
| 138 | PrintWriter p = new PrintWriter(out, true); |
| 139 | ex.printStackTrace(p); |
| 140 | p.flush(); |
| 141 | } |
| 142 | if (res >= 3) { |
| 143 | logger.severe(String.format("problem: %s", args)); |
| 144 | } else { |
| 145 | logger.info(String.format("success: %s", args)); |
| 146 | } |
| 147 | // res = compile(args.toArray(new String[args.size()]), out); |
| 148 | msec -= System.currentTimeMillis(); |
| 149 | logger.info(String.format("Real time: %sms", -msec)); |
| 150 | } finally { |
| 151 | if (!isSocket) { |
| 152 | try { in.close(); } catch (IOException e) {} |
| 153 | } |
| 154 | try { |
| 155 | out.write(String.format("EXIT: %s%n", res).getBytes()); |
| 156 | } catch (IOException ex) { |
| 157 | logger.log(java.util.logging.Level.SEVERE, args.toString(), ex); |
| 158 | } |
| 159 | try { |
| 160 | out.flush(); |
| 161 | out.close(); |
| 162 | } catch (IOException ex) { |
| 163 | logger.log(java.util.logging.Level.SEVERE, args.toString(), ex); |
| 164 | } |
| 165 | logger.info(String.format("EXIT: %s", res)); |
| 166 | } |
| 167 | } |
| 168 | public static void main(String... args) throws FileNotFoundException { |
| 169 | if (args.length == 2) { |
| 170 | for (;;) { |
| 171 | throw new UnsupportedOperationException("TODO"); |
| 172 | // BufferedReader in = new BufferedReader(new FileReader(args[0])); |
| 173 | // PrintWriter out = new PrintWriter(args[1]); |
| 174 | // new Server(in, out).run(); |
| 175 | // System.out.flush(); |
| 176 | // System.err.flush(); |
| 177 | } |
| 178 | } else { |
| 179 | ExecutorService pool = Executors.newCachedThreadPool(); |
| 180 | try |
| 181 | { |
| 182 | ServerSocket socket = new ServerSocket(0xcafe, -1, null); |
| 183 | for (;;) { |
| 184 | pool.execute(new Server(socket.accept())); |
| 185 | } |
| 186 | } |
| 187 | catch (IOException e) { |
| 188 | System.err.format("Error: %s%n", e.getLocalizedMessage()); |
| 189 | pool.shutdown(); |
| 190 | } |
| 191 | } |
| 192 | } |
| 193 | |
| 194 | private int compile(OutputStream out, StandardJavaFileManager fm, List<String> args) { |
| 195 | // FIXME parse args and use getTask |
| 196 | // System.err.println("Running " + args); |
| 197 | return tool.run(null, null, out, args.toArray(new String[args.size()])); |
| 198 | } |
| 199 | } |