vm/src/main/java/org/apidesign/vm4brwsr/Main.java
author Jaroslav Tulach <jaroslav.tulach@apidesign.org>
Thu, 08 Nov 2012 18:32:32 +0100
changeset 136 d48a0da4549c
parent 133 vm/src/main/java/org/apidesign/vm4brwsr/GenJS.java@245d9215a97e
child 162 70e7710a65dc
permissions -rw-r--r--
Moving the main method outside of GenJS, so it has lighter dependencies
     1 /**
     2  * Back 2 Browser Bytecode Translator
     3  * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
     4  *
     5  * This program is free software: you can redistribute it and/or modify
     6  * it under the terms of the GNU General Public License as published by
     7  * the Free Software Foundation, version 2 of the License.
     8  *
     9  * This program is distributed in the hope that it will be useful,
    10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
    11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    12  * GNU General Public License for more details.
    13  *
    14  * You should have received a copy of the GNU General Public License
    15  * along with this program. Look for COPYING file in the top folder.
    16  * If not, see http://opensource.org/licenses/GPL-2.0.
    17  */
    18 package org.apidesign.vm4brwsr;
    19 
    20 import java.io.BufferedWriter;
    21 import java.io.FileWriter;
    22 import java.io.IOException;
    23 import java.io.Writer;
    24 import java.util.Arrays;
    25 import java.util.List;
    26 
    27 /** Generator of JavaScript from bytecode of classes on classpath of the VM
    28  * with a Main method.
    29  *
    30  * @author Jaroslav Tulach <jtulach@netbeans.org>
    31  */
    32 final class Main {
    33     private Main() {}
    34     
    35     public static void main(String... args) throws IOException {
    36         if (args.length < 2) {
    37             System.err.println("Usage: java -cp ... -jar ... <file_to_generate_js_code_to> java/lang/Class org/your/App ...");
    38             return;
    39         }
    40         
    41         Writer w = new BufferedWriter(new FileWriter(args[0]));
    42         List<String> classes = Arrays.asList(args).subList(1, args.length);
    43         GenJS.compile(w, classes);
    44         w.close();
    45     }
    46 }