1 /*

     2  * Copyright (c) 2006, 2010, Oracle and/or its affiliates. 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.  Oracle designates this

     8  * particular file as subject to the "Classpath" exception as provided

     9  * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    22  * or visit www.oracle.com if you need additional information or have any

    23  * questions.

    24  */

    25 

    26 package com.sun.tools.javac;

    27 

    28 import java.io.File;

    29 import java.util.prefs.Preferences;

    30 import javax.swing.JFileChooser;

    31 import javax.tools.JavaCompiler;

    32 import javax.tools.ToolProvider;

    33 

    34 

    35 /**

    36  * <b>Unsupported</b> entry point for starting javac from an IDE.

    37  *

    38  * <p><b>Note:</b> this class is not available in the JDK.  It is not

    39  * compiled by default and will not be in tools.jar.  It is designed

    40  * to be useful when editing the compiler sources in an IDE (as part

    41  * of a <em>project</em>).  Simply ensure that this class is added to

    42  * the project and make it the main class of the project.</p>

    43  *

    44  * <p><b>This is NOT part of any supported API.

    45  * If you write code that depends on this, you do so at your own

    46  * risk.  This code and its internal interfaces are subject to change

    47  * or deletion without notice.</b></p>

    48  *

    49  * @author Peter von der Ahé

    50  * @since 1.6

    51  */

    52 class Launcher {

    53     public static void main(String... args) {

    54         JavaCompiler javac = ToolProvider.getSystemJavaCompiler();

    55         JFileChooser fileChooser;

    56         Preferences prefs = Preferences.userNodeForPackage(Launcher.class);

    57         if (args.length > 0)

    58             fileChooser = new JFileChooser(args[0]);

    59         else {

    60             String fileName = prefs.get("recent.file", null);

    61             fileChooser = new JFileChooser();

    62             if (fileName != null) {

    63                 fileChooser = new JFileChooser();

    64                 fileChooser.setSelectedFile(new File(fileName));

    65             }

    66         }

    67         if (fileChooser.showOpenDialog(null) == JFileChooser.APPROVE_OPTION) {

    68             String fileName = fileChooser.getSelectedFile().getPath();

    69             prefs.put("recent.file", fileName);

    70             javac.run(System.in, null, null, "-d", "/tmp", fileName);

    71         }

    72     }

    73 }