| /* |
| * 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. |
| */ |
| |
| #include "com_apple_jobjc_Utils_Threads.h" |
| |
| #import <AppKit/AppKit.h> |
| #import <JavaNativeFoundation/JavaNativeFoundation.h> |
| |
| |
| @interface JObjCCallable : NSObject { |
| @public jobject returnValue; |
| @public jthrowable exception; |
| } |
| @property jobject returnValue; |
| @property jthrowable exception; |
| - (void) performCallable:(JNFJObjectWrapper *)callableWrapper; |
| @end |
| |
| /* |
| * Class: com_apple_jobjc_Utils_Threads |
| * Method: performRunnableOnMainThreadNative |
| * Signature: (Ljava/lang/Runnable;Z)V |
| */ |
| JNIEXPORT void JNICALL Java_com_apple_jobjc_Utils_00024Threads_performRunnableOnMainThread |
| (JNIEnv *env, jclass clazz, jobject runnable, jboolean jWaitUntilDone) |
| { |
| JNF_COCOA_ENTER(env); |
| [JNFRunLoop performOnMainThreadWaiting:jWaitUntilDone |
| withBlock:[JNFRunnable blockWithRunnable:runnable |
| withEnv:env]]; |
| JNF_COCOA_EXIT(env); |
| } |
| |
| /* |
| * Class: com_apple_jobjc_Utils_Threads |
| * Method: performCallableOnMainThreadNative |
| * Signature: (Ljava/util/concurrent/Callable;)Ljava/lang/Object; |
| */ |
| JNIEXPORT jobject JNICALL Java_com_apple_jobjc_Utils_00024Threads_performCallableOnMainThread |
| (JNIEnv *env, jclass clazz, jobject callable) |
| { |
| jobject returnValue = NULL; |
| |
| JNF_COCOA_ENTER(env); |
| JNFJObjectWrapper *callableWrapper = [[JNFJObjectWrapper alloc] initWithJObject:callable withEnv:env]; |
| JObjCCallable *ncallable = [JObjCCallable alloc]; |
| |
| [ncallable performSelectorOnMainThread:@selector(performCallable:) |
| withObject:callableWrapper |
| waitUntilDone:true]; |
| |
| returnValue = ncallable.returnValue; |
| jthrowable exception = ncallable.exception; |
| |
| [ncallable release]; |
| if(exception) (*env)->Throw(env, exception); |
| |
| JNF_COCOA_EXIT(env); |
| |
| return returnValue; |
| } |
| |
| |
| @implementation JObjCCallable |
| @synthesize returnValue; |
| @synthesize exception; |
| |
| - (void) performCallable:(JNFJObjectWrapper *)callableWrapper { |
| static JNF_CLASS_CACHE(jc_Callable, "java/util/concurrent/Callable"); |
| static JNF_MEMBER_CACHE(jm_Callable_call, jc_Callable, "call", "()Ljava/lang/Object;"); |
| |
| JNFThreadContext threadWasAttached = JNFThreadDetachOnThreadDeath; |
| JNIEnv *env = JNFObtainEnv(&threadWasAttached); |
| jobject callable = [callableWrapper jObject]; |
| |
| @try{ |
| self.returnValue = JNFCallObjectMethod(env, callable, jm_Callable_call); |
| } @catch (JNFException *x) { |
| [x raiseToJava:env]; |
| } |
| |
| self.exception = (*env)->ExceptionOccurred(env); |
| (*env)->ExceptionClear(env); |
| |
| [callableWrapper release]; |
| JNFReleaseEnv(env, &threadWasAttached); |
| } |
| |
| @end |