/*
* Copyright 2012, Oracle and/or its affiliates. All rights reserved.
* Copyright 2013, D. R. Commander. 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.
*/
#import <Cocoa/Cocoa.h>
#include <dlfcn.h>
#include <JavaVM/jni.h>
#define JAVA_LAUNCH_ERROR "JavaLaunchError"
#define JVM_RUNTIME_KEY "JVMRuntime"
#define JVM_MAIN_CLASS_NAME_KEY "JVMMainClassName"
#define JVM_OPTIONS_KEY "JVMOptions"
#define JVM_ARGUMENTS_KEY "JVMArguments"
#define UNSPECIFIED_ERROR "An unknown error occurred."
#define APP_ROOT_PREFIX "$APP_ROOT"
#define LIBJLI_DYLIB "/Library/Internet Plug-Ins/JavaAppletPlugin.plugin/Contents/Home/lib/jli/libjli.dylib"
typedef int (JNICALL *JLI_Launch_t)(int argc, char ** argv,
int jargc, const char** jargv,
int appclassc, const char** appclassv,
const char* fullversion,
const char* dotversion,
const char* pname,
const char* lname,
jboolean javaargs,
jboolean cpwildcard,
jboolean javaw,
jint ergo);
int launch(char *);
char **jargv = NULL;
int jargc = 0;
bool firstTime = true;
int main(int argc, char *argv[]) {
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
int result;
@try {
// DRC: I have no idea why this program re-enters itself, but that's
// why the "firstTime" check is necessary.
if (argc > 1 && !jargv && firstTime) {
jargv = &argv[1];
jargc = argc - 1;
}
firstTime = false;
launch(argv[0]);
result = 0;
} @catch (NSException *exception) {
NSAlert *alert = [[NSAlert alloc] init];
[alert setAlertStyle:NSCriticalAlertStyle];
[alert setMessageText:[exception reason]];
[alert runModal];
result = 1;
}
[pool drain];
return result;
}
int launch(char *commandName) {
// Get the main bundle
NSBundle *mainBundle = [NSBundle mainBundle];
// Set the working directory to the user's home directory
chdir([NSHomeDirectory() UTF8String]);
// Get the main bundle's info dictionary
NSDictionary *infoDictionary = [mainBundle infoDictionary];
// Locate the JLI_Launch() function
NSString *runtime = [infoDictionary objectForKey:@JVM_RUNTIME_KEY];
const char *libjliPath = NULL;
if (runtime != nil) {
NSString *runtimePath = [[[NSBundle mainBundle] builtInPlugInsPath] stringByAppendingPathComponent:runtime];
libjliPath = [[runtimePath stringByAppendingPathComponent:@"Contents/Home/jre/lib/jli/libjli.dylib"] fileSystemRepresentation];
} else {
libjliPath = LIBJLI_DYLIB;
}
void *libJLI = dlopen(libjliPath, RTLD_LAZY);
JLI_Launch_t jli_LaunchFxnPtr = NULL;
if (libJLI != NULL) {
jli_LaunchFxnPtr = dlsym(libJLI, "JLI_Launch");
}
if (jli_LaunchFxnPtr == NULL) {
[[NSException exceptionWithName:@JAVA_LAUNCH_ERROR
reason:NSLocalizedString(@"JRELoadError", @UNSPECIFIED_ERROR)
userInfo:nil] raise];
}
// Get the main class name
NSString *mainClassName = [infoDictionary objectForKey:@JVM_MAIN_CLASS_NAME_KEY];
if (mainClassName == nil) {
[[NSException exceptionWithName:@JAVA_LAUNCH_ERROR
reason:NSLocalizedString(@"MainClassNameRequired", @UNSPECIFIED_ERROR)
userInfo:nil] raise];
}
// Set the class path
NSString *mainBundlePath = [mainBundle bundlePath];
NSString *javaPath = [mainBundlePath stringByAppendingString:@"/Contents/Resources/Java"];
NSMutableString *classPath = [NSMutableString stringWithFormat:@"-Djava.class.path=%@/Classes", javaPath];
NSFileManager *defaultFileManager = [NSFileManager defaultManager];
NSArray *javaDirectoryContents = [defaultFileManager contentsOfDirectoryAtPath:javaPath error:nil];
if (javaDirectoryContents == nil) {
[[NSException exceptionWithName:@JAVA_LAUNCH_ERROR
reason:NSLocalizedString(@"JavaDirectoryNotFound", @UNSPECIFIED_ERROR)
userInfo:nil] raise];
}
for (NSString *file in javaDirectoryContents) {
if ([file hasSuffix:@".jar"]) {
[classPath appendFormat:@":%@/%@", javaPath, file];
}
}
// Set the library path
NSString *libraryPath = [NSString stringWithFormat:@"-Djava.library.path=%@/Contents/Resources/TurboJPEG", mainBundlePath];
// Get the VM options
NSArray *options = [infoDictionary objectForKey:@JVM_OPTIONS_KEY];
if (options == nil) {
options = [NSArray array];
}
// Get the application arguments
NSArray *arguments = [infoDictionary objectForKey:@JVM_ARGUMENTS_KEY];
if (arguments == nil) {
arguments = [NSArray array];
}
// Initialize the arguments to JLI_Launch()
int argc = 1 + [options count] + 2 + [arguments count] + 1 + jargc;
char *argv[argc];
int i = 0;
argv[i++] = commandName;
argv[i++] = strdup([classPath UTF8String]);
argv[i++] = strdup([libraryPath UTF8String]);
for (NSString *option in options) {
option = [option stringByReplacingOccurrencesOfString:@APP_ROOT_PREFIX withString:[mainBundle bundlePath]];
argv[i++] = strdup([option UTF8String]);
}
argv[i++] = strdup([mainClassName UTF8String]);
for (NSString *argument in arguments) {
argument = [argument stringByReplacingOccurrencesOfString:@APP_ROOT_PREFIX withString:[mainBundle bundlePath]];
argv[i++] = strdup([argument UTF8String]);
}
if (jargc > 0 && jargv) {
int j;
for (j = 0; j < jargc; j++) {
if (!strncmp(jargv[j], "-psn", 4)) {
argc--;
continue;
}
argv[i++] = jargv[j];
}
}
// Invoke JLI_Launch()
return jli_LaunchFxnPtr(argc, argv,
0, NULL,
0, NULL,
"",
"",
"java",
"java",
FALSE,
FALSE,
FALSE,
0);
}
