jdk/src/macosx/classes/apple/launcher/JavaAppLauncher.java
changeset 25842 f322f27b47d2
parent 25841 f51938efd4f6
parent 25838 02b8ba539ccb
child 25850 c3d78c30da05
--- a/jdk/src/macosx/classes/apple/launcher/JavaAppLauncher.java	Mon Aug 04 15:33:54 2014 -0700
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,239 +0,0 @@
-/*
- * Copyright (c) 2011, 2012, 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 apple.launcher;
-
-import java.io.*;
-import java.lang.reflect.*;
-import java.text.MessageFormat;
-import java.util.*;
-import java.util.jar.*;
-
-import javax.swing.*;
-
-class JavaAppLauncher implements Runnable {
-    static {
-        java.security.AccessController.doPrivileged(
-            new java.security.PrivilegedAction<Void>() {
-                public Void run() {
-                    System.loadLibrary("osx");
-                    return null;
-                }
-            });
-    }
-
-    private static native <T> T nativeConvertAndRelease(final long ptr);
-    private static native void nativeInvokeNonPublic(Class<? extends Method> cls, Method m, String[] args);
-
-    // entry point from native
-    static void launch(final long javaDictionaryPtr, final boolean verbose) {
-        final Map<String, ?> javaDictionary = nativeConvertAndRelease(javaDictionaryPtr);
-        (new JavaAppLauncher(javaDictionary, verbose)).run();
-    }
-
-        // these are the values for the enumeration JavaFailureMode
-        static final String kJavaFailureMainClassNotSpecified = "MainClassNotSpecified";
-        static final String kJavaFailureMainClassNotFound = "CannotLoadMainClass";
-        static final String kJavaFailureMainClassHasNoMain = "NoMainMethod";
-        static final String kJavaFailureMainClassMainNotStatic = "MainNotStatic";
-        static final String kJavaFailureMainThrewException = "MainThrewException";
-        static final String kJavaFailureMainInitializerException = "MainInitializerException";
-
-        final boolean verbose; // Normally set by environment variable JAVA_LAUNCHER_VERBOSE.
-        final Map<String, ?> javaDictionary;
-
-        JavaAppLauncher(final Map<String, ?> javaDictionary, final boolean verbose) {
-                this.verbose = verbose;
-                this.javaDictionary = javaDictionary;
-        }
-
-        @Override
-        public void run() {
-                final Method m = loadMainMethod(getMainMethod());
-                final String methodName = m.getDeclaringClass().getName() + ".main(String[])";
-                try {
-                        log("Calling " + methodName + " method");
-                        m.invoke(null, new Object[] { getArguments() });
-                        log(methodName + " has returned");
-                } catch (final IllegalAccessException x) {
-                        try {
-                                nativeInvokeNonPublic(m.getClass(), m, getArguments());
-                        } catch (final Throwable excpt) {
-                                logError(methodName + " threw an exception:");
-                                if ((excpt instanceof UnsatisfiedLinkError) && excpt.getMessage().equals("nativeInvokeNonPublic")) {
-                                        showFailureAlertAndKill(kJavaFailureMainThrewException, "nativeInvokeNonPublic not registered");
-                                } else {
-                                        excpt.printStackTrace();
-                                        showFailureAlertAndKill(kJavaFailureMainThrewException, excpt.toString());
-                                }
-                        }
-                } catch (final InvocationTargetException invokeExcpt) {
-                        logError(methodName + " threw an exception:");
-                        invokeExcpt.getTargetException().printStackTrace();
-                        showFailureAlertAndKill(kJavaFailureMainThrewException, invokeExcpt.getTargetException().toString());
-                }
-        }
-
-        Method loadMainMethod(final String mainClassName) {
-                try {
-                        final Class<?> mainClass = Class.forName(mainClassName, true, sun.misc.Launcher.getLauncher().getClassLoader());
-                        final Method mainMethod = mainClass.getDeclaredMethod("main", new Class[] { String[].class });
-                        if ((mainMethod.getModifiers() & Modifier.STATIC) == 0) {
-                                logError("The main(String[]) method of class " + mainClassName + " is not static!");
-                                showFailureAlertAndKill(kJavaFailureMainClassMainNotStatic, mainClassName);
-                        }
-                        return mainMethod;
-                } catch (final ExceptionInInitializerError x) {
-                        logError("The main class \"" + mainClassName + "\" had a static initializer throw an exception.");
-                        x.getException().printStackTrace();
-                        showFailureAlertAndKill(kJavaFailureMainInitializerException, x.getException().toString());
-                } catch (final ClassNotFoundException x) {
-                        logError("The main class \"" + mainClassName + "\" could not be found.");
-                        showFailureAlertAndKill(kJavaFailureMainClassNotFound, mainClassName);
-                } catch (final NoSuchMethodException x) {
-                        logError("The main class \"" + mainClassName + "\" has no static main(String[]) method.");
-                        showFailureAlertAndKill(kJavaFailureMainClassHasNoMain, mainClassName);
-                } catch (final NullPointerException x) {
-                        logError("No main class specified");
-                        showFailureAlertAndKill(kJavaFailureMainClassNotSpecified, null);
-                }
-
-                return null;
-        }
-
-        // get main class name from 'Jar' key, or 'MainClass' key
-        String getMainMethod() {
-                final Object javaJar = javaDictionary.get("Jar");
-                if (javaJar != null) {
-                        if (!(javaJar instanceof String)) {
-                                logError("'Jar' key in 'Java' sub-dictionary of Info.plist requires a string value");
-                                return null;
-                        }
-
-                        final String jarPath = (String)javaJar;
-                        if (jarPath.length() == 0) {
-                                log("'Jar' key of sub-dictionary 'Java' of Info.plist key is empty");
-                        } else {
-                                // extract main class from manifest of this jar
-                                final String main = getMainFromManifest(jarPath);
-                                if (main == null) {
-                                        logError("jar file '" + jarPath + "' does not have Main-Class: attribute in its manifest");
-                                        return null;
-                                }
-
-                                log("Main class " + main + " found in jar manifest");
-                                return main;
-                        }
-                }
-
-                final Object javaMain = javaDictionary.get("MainClass");
-                if (!(javaMain instanceof String)) {
-                        logError("'MainClass' key in 'Java' sub-dictionary of Info.plist requires a string value");
-                        return null;
-                }
-
-                final String main = (String)javaMain;
-                if (main.length() == 0) {
-                        log("'MainClass' key of sub-dictionary 'Java' of Info.plist key is empty");
-                        return null;
-                }
-
-                log("Main class " + (String)javaMain + " found via 'MainClass' key of sub-dictionary 'Java' of Info.plist key");
-                return (String)javaMain;
-        }
-
-        // get arguments for main(String[]) out of Info.plist and command line
-        String[] getArguments() {
-                // check for 'Arguments' key, which contains the main() args if not defined in Info.plist
-                final Object javaArguments = javaDictionary.get("Arguments");
-                if (javaArguments == null) {
-                        // no arguments
-                        log("No arguments for main(String[]) specified");
-                        return new String[0];
-                }
-
-                if (javaArguments instanceof List) {
-                        final List<?> args = (List<?>)javaArguments;
-                        final int count = args.size();
-                        log("Arguments to main(String[" + count + "]):");
-
-                        final String[] result = new String[count];
-                        for (int i = 0; i < count; ++i) {
-                                final Object element = args.get(i);
-                                if (element instanceof String) {
-                                        result[i] = (String)element;
-                                } else {
-                                        logError("Found non-string in array");
-                                }
-                                log("   arg[" + i + "]=" + result[i]);
-                        }
-                        return result;
-                }
-
-                logError("'Arguments' key in 'Java' sub-dictionary of Info.plist requires a string value or an array of strings");
-                return new String[0];
-        }
-
-        // returns name of main class, or null
-        String getMainFromManifest(final String jarpath) {
-                JarFile jar = null;
-                try {
-                        jar = new JarFile(jarpath);
-                        final Manifest man = jar.getManifest();
-                        final Attributes attr = man.getMainAttributes();
-                        return attr.getValue("Main-Class");
-                } catch (final IOException x) {
-                        // shrug
-                } finally {
-                        if (jar != null) {
-                                try {
-                                        jar.close();
-                                } catch (final IOException x) { }
-                        }
-                }
-                return null;
-        }
-
-        void log(final String s) {
-                if (!verbose) return;
-                System.out.println("[LaunchRunner] " + s);
-        }
-
-        static void logError(final String s) {
-                System.err.println("[LaunchRunner Error] " + s);
-        }
-
-        // This kills the app and does not return!
-        static void showFailureAlertAndKill(final String msg, String arg) {
-                if (arg == null) arg = "<<null>>";
-                JOptionPane.showMessageDialog(null, getMessage(msg, arg), "", JOptionPane.ERROR_MESSAGE);
-                System.exit(-1);
-        }
-
-        static String getMessage(final String msgKey, final Object ... args) {
-            final String msg = ResourceBundle.getBundle("appLauncherErrors").getString(msgKey);
-            return MessageFormat.format(msg, args);
-        }
-}