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 | } |