jdk8-mips64-public/hotspot: test/runtime/jni/CallWithJNIWeak/CallWithJNIWeak.c@e86bc9786d83 (annotated)

test/runtime/jni/CallWithJNIWeak/CallWithJNIWeak.c@e86bc9786d83 (annotated)

test/runtime/jni/CallWithJNIWeak/CallWithJNIWeak.c

Fri, 10 May 2019 18:50:40 +0000

author: phh
date: Fri, 10 May 2019 18:50:40 +0000
changeset 9671: e86bc9786d83
permissions: -rw-r--r--

8223664: Add jtreg tests for 8223528, backport to jdk8u of 8176100
Summary: Add hotspot/test/runtime/jni directory with two tests for 8176100
Reviewed-by: kbarrett, coleenp, tschatzl

 /*
  * Copyright (c) 2017, 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.
  *
  * 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 <jni.h>
 /*
  * Class:     CallWithJNIWeak
  * Method:    testJNIFieldAccessors
  * Signature: (LCallWithJNIWeak;)V
  */
 JNIEXPORT void JNICALL
 Java_CallWithJNIWeak_testJNIFieldAccessors(JNIEnv *env, jclass clazz, jobject this) {
   // Make sure that we have a weak reference to the receiver
   jweak self = (*env)->NewWeakGlobalRef(env, this);
   jclass this_class = (*env)->GetObjectClass(env, self);
   jclass exception = (*env)->FindClass(env, "java/lang/RuntimeException");
   jfieldID id_i = (*env)->GetFieldID(env, this_class, "i", "I");
   jfieldID id_j = (*env)->GetFieldID(env, this_class, "j", "J");
   jfieldID id_z = (*env)->GetFieldID(env, this_class, "z", "Z");
   jfieldID id_c = (*env)->GetFieldID(env, this_class, "c", "C");
   jfieldID id_s = (*env)->GetFieldID(env, this_class, "s", "S");
   jfieldID id_f = (*env)->GetFieldID(env, this_class, "f", "F");
   jfieldID id_d = (*env)->GetFieldID(env, this_class, "d", "D");
   jfieldID id_l = (*env)->GetFieldID(env, this_class, "l", "Ljava/lang/Object;");
   jvalue v;
 #define CHECK(variable, expected)                                   \
   do {                                                              \
     if ((variable) != (expected)) {                                 \
       (*env)->ThrowNew(env, exception,  #variable" != " #expected); \
       return;                                                       \
     }                                                               \
   } while(0)
   // The values checked below must be kept in sync with the Java source file.
   v.i = (*env)->GetIntField(env, self, id_i);
   CHECK(v.i, 1);
   v.j = (*env)->GetLongField(env, self, id_j);
   CHECK(v.j, 2);
   v.z = (*env)->GetBooleanField(env, self, id_z);
   CHECK(v.z, JNI_TRUE);
   v.c = (*env)->GetCharField(env, self, id_c);
   CHECK(v.c, 'a');
   v.s = (*env)->GetShortField(env, self, id_s);
   CHECK(v.s, 3);
   v.f = (*env)->GetFloatField(env, self, id_f);
   CHECK(v.f, 1.0f);
   v.d = (*env)->GetDoubleField(env, self, id_d);
   CHECK(v.d, 2.0);
 #undef CHECK
   v.l = (*env)->GetObjectField(env, self, id_l);
   if (v.l == NULL) {
     (*env)->ThrowNew(env, exception, "Object field was null");
     return;
   }
   {
     jclass clz = (*env)->GetObjectClass(env, v.l);
     if (!(*env)->IsSameObject(env, clazz, clz)) {
       (*env)->ThrowNew(env, exception, "Bad object class");
     }
   }
   (*env)->DeleteWeakGlobalRef(env, self);
 }
 /*
  * Class:     CallWithJNIWeak
  * Method:    runTests
  * Signature: (LCallWithJNIWeak;)V
  */
 JNIEXPORT void JNICALL
 Java_CallWithJNIWeak_runTests(JNIEnv *env, jclass clazz, jobject this) {
   jweak that = (*env)->NewWeakGlobalRef(env, this);
   {
     jmethodID method = (*env)->GetStaticMethodID(env,
                                                  clazz, "testJNIFieldAccessors", "(LCallWithJNIWeak;)V");
     (*env)->CallStaticVoidMethod(env, clazz, method, that);
     if ((*env)->ExceptionCheck(env)) {
       return;
     }
   }
   {
     jmethodID method = (*env)->GetMethodID(env, clazz, "weakReceiverTest", "()V");
     (*env)->CallVoidMethod(env, that, method);
     if ((*env)->ExceptionCheck(env)) {
       return;
     }
   }
   {
     jmethodID method = (*env)->GetMethodID(env, clazz, "synchonizedWeakReceiverTest", "()V");
     (*env)->CallVoidMethod(env, that, method);
     if ((*env)->ExceptionCheck(env)) {
       return;
     }
   }
   (*env)->DeleteWeakGlobalRef(env, that);
 }
 /*
  * Class:     CallWithJNIWeak
  * Method:    weakReceiverTest0
  * Signature: ()V
  */
 JNIEXPORT void JNICALL
 Java_CallWithJNIWeak_weakReceiverTest0(JNIEnv *env, jobject obj) {
   (*env)->GetObjectClass(env, obj);
 }

Mercurial > jdk8-mips64-public > hotspot / annotate

test/runtime/jni/CallWithJNIWeak/CallWithJNIWeak.c@e86bc9786d83 (annotated)

test/runtime/jni/CallWithJNIWeak/CallWithJNIWeak.c