/*
* Copyright (c) 2005, 2006, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package com.sun.tools.javac;
import com.sun.tools.javac.main.JavacOption.Option;
import com.sun.tools.javac.main.RecognizedOptions.GrumpyHelper;
import com.sun.tools.javac.main.RecognizedOptions;
import java.io.*;
import java.net.*;
import java.util.*;
import java.util.concurrent.*;
import java.util.logging.Logger;
import javax.tools.*;
/**
* Java Compiler Server. Can be used to speed up a set of (small)
* compilation tasks by caching jar files between compilations.
*
* <p><b>This is NOT part of any supported API.
* If you write code that depends on this, you do so at your own
* risk. This code and its internal interfaces are subject to change
* or deletion without notice.</b></p>
*
* @author Peter von der Ahé
* @since 1.6
*/
class Server implements Runnable {
private final BufferedReader in;
private final OutputStream out;
private final boolean isSocket;
private static final JavaCompiler tool = ToolProvider.getSystemJavaCompiler();
private static Logger logger = Logger.getLogger("com.sun.tools.javac");
static class CwdFileManager extends ForwardingJavaFileManager<JavaFileManager> {
String cwd;
CwdFileManager(JavaFileManager fileManager) {
super(fileManager);
}
String getAbsoluteName(String name) {
if (new File(name).isAbsolute()) {
return name;
} else {
return new File(cwd,name).getPath();
}
}
// public JavaFileObject getFileForInput(String name)
// throws IOException
// {
// return super.getFileForInput(getAbsoluteName(name));
// }
}
// static CwdFileManager fm = new CwdFileManager(tool.getStandardFileManager());
static StandardJavaFileManager fm = tool.getStandardFileManager(null, null, null);
static {
// Use the same file manager for all compilations. This will
// cache jar files in the standard file manager. Use
// tool.getStandardFileManager().close() to release.
// FIXME tool.setFileManager(fm);
logger.setLevel(java.util.logging.Level.SEVERE);
}
private Server(BufferedReader in, OutputStream out, boolean isSocket) {
this.in = in;
this.out = out;
this.isSocket = isSocket;
}
private Server(BufferedReader in, OutputStream out) {
this(in, out, false);
}
private Server(Socket socket) throws IOException, UnsupportedEncodingException {
this(new BufferedReader(new InputStreamReader(socket.getInputStream(), "utf-8")),
socket.getOutputStream(),
true);
}
public void run() {
List<String> args = new ArrayList<String>();
int res = -1;
try {
String line = null;
try {
line = in.readLine();
} catch (IOException e) {
System.err.println(e.getLocalizedMessage());
System.exit(0);
line = null;
}
// fm.cwd=null;
String cwd = null;
while (line != null) {
if (line.startsWith("PWD:")) {
cwd = line.substring(4);
} else if (line.equals("END")) {
break;
} else if (!"-XDstdout".equals(line)) {
args.add(line);
}
try {
line = in.readLine();
} catch (IOException e) {
System.err.println(e.getLocalizedMessage());
System.exit(0);
line = null;
}
}
Iterable<File> path = cwd == null ? null : Arrays.<File>asList(new File(cwd));
// try { in.close(); } catch (IOException e) {}
long msec = System.currentTimeMillis();
try {
synchronized (tool) {
for (StandardLocation location : StandardLocation.values())
fm.setLocation(location, path);
res = compile(out, fm, args);
// FIXME res = tool.run((InputStream)null, null, out, args.toArray(new String[args.size()]));
}
} catch (Throwable ex) {
logger.log(java.util.logging.Level.SEVERE, args.toString(), ex);
PrintWriter p = new PrintWriter(out, true);
ex.printStackTrace(p);
p.flush();
}
if (res >= 3) {
logger.severe(String.format("problem: %s", args));
} else {
logger.info(String.format("success: %s", args));
}
// res = compile(args.toArray(new String[args.size()]), out);
msec -= System.currentTimeMillis();
logger.info(String.format("Real time: %sms", -msec));
} finally {
if (!isSocket) {
try { in.close(); } catch (IOException e) {}
}
try {
out.write(String.format("EXIT: %s%n", res).getBytes());
} catch (IOException ex) {
logger.log(java.util.logging.Level.SEVERE, args.toString(), ex);
}
try {
out.flush();
out.close();
} catch (IOException ex) {
logger.log(java.util.logging.Level.SEVERE, args.toString(), ex);
}
logger.info(String.format("EXIT: %s", res));
}
}
public static void main(String... args) throws FileNotFoundException {
if (args.length == 2) {
for (;;) {
throw new UnsupportedOperationException("TODO");
// BufferedReader in = new BufferedReader(new FileReader(args[0]));
// PrintWriter out = new PrintWriter(args[1]);
// new Server(in, out).run();
// System.out.flush();
// System.err.flush();
}
} else {
ExecutorService pool = Executors.newCachedThreadPool();
try
{
ServerSocket socket = new ServerSocket(0xcafe, -1, null);
for (;;) {
pool.execute(new Server(socket.accept()));
}
}
catch (IOException e) {
System.err.format("Error: %s%n", e.getLocalizedMessage());
pool.shutdown();
}
}
}
private int compile(OutputStream out, StandardJavaFileManager fm, List<String> args) {
// FIXME parse args and use getTask
// System.err.println("Running " + args);
return tool.run(null, null, out, args.toArray(new String[args.size()]));
}
}