| /* |
| * Copyright (c) 2004, 2018, 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 <stdio.h> |
| #include <string.h> |
| #include <jvmti.h> |
| #include "agent_common.h" |
| |
| #include "nsk_tools.h" |
| #include "jni_tools.h" |
| #include "JVMTITools.h" |
| #include "jvmti_tools.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| #define OBJ_MAX_COUNT 100000 |
| |
| static JNIEnv *jni = NULL; |
| static jvmtiEnv *jvmti = NULL; |
| static jvmtiEventCallbacks callbacks; |
| static jvmtiCapabilities caps; |
| |
| static jlong timeout = 0; |
| |
| static const char* DEBUGEE_SIGNATURE = "Lnsk/jvmti/scenarios/allocation/AP04/ap04t003;"; |
| static const char* ROOT_SIGNATURE = "[Lnsk/jvmti/scenarios/allocation/AP04/ap04t003;"; |
| |
| static jclass debugeeClass = NULL; |
| static jfieldID rootFieldID; |
| |
| static jrawMonitorID startLock = NULL; |
| static jrawMonitorID runLock = NULL; |
| static jrawMonitorID endLock = NULL; |
| |
| static volatile int iterationCount = 0; |
| static volatile int objectCount = 0; |
| |
| /***********************************************************************/ |
| |
| static jrawMonitorID counterMonitor_ptr = NULL; |
| |
| static void increaseCounter(volatile int* counterPtr) { |
| |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB2(RawMonitorEnter, jvmti, counterMonitor_ptr))) { |
| nsk_jvmti_setFailStatus(); |
| } |
| |
| (*counterPtr)++; |
| |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB2(RawMonitorExit, jvmti, counterMonitor_ptr))) { |
| nsk_jvmti_setFailStatus(); |
| } |
| } |
| |
| static void setCounter(volatile int* counterPtr, int value) { |
| |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB2(RawMonitorEnter, jvmti, counterMonitor_ptr))) { |
| nsk_jvmti_setFailStatus(); |
| } |
| |
| *counterPtr = value; |
| |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB2(RawMonitorExit, jvmti, counterMonitor_ptr))) { |
| nsk_jvmti_setFailStatus(); |
| } |
| } |
| |
| static int getCounter(volatile int* counterPtr) { |
| int result; |
| |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB2(RawMonitorEnter, jvmti, counterMonitor_ptr))) { |
| nsk_jvmti_setFailStatus(); |
| } |
| |
| result = *counterPtr; |
| |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB2(RawMonitorExit, jvmti, counterMonitor_ptr))) { |
| nsk_jvmti_setFailStatus(); |
| } |
| |
| return result; |
| } |
| |
| /***********************************************************************/ |
| |
| void notifyThread() { |
| |
| /* enter and notify runLock */ |
| { |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB2(RawMonitorEnter, jvmti, runLock))) { |
| nsk_jvmti_setFailStatus(); |
| } |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB2(RawMonitorNotify, jvmti, runLock))) { |
| nsk_jvmti_setFailStatus(); |
| } |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB2(RawMonitorExit, jvmti, runLock))) { |
| nsk_jvmti_setFailStatus(); |
| } |
| } |
| } |
| |
| jvmtiIterationControl JNICALL |
| heapObjectCallback( jlong class_tag, |
| jlong size, |
| jlong* tag_ptr, |
| void* user_data) { |
| |
| if (getCounter(&iterationCount) == 0) { |
| notifyThread(); |
| } |
| increaseCounter(&iterationCount); |
| |
| if (*tag_ptr > 0) { |
| increaseCounter(&objectCount); |
| } |
| |
| return JVMTI_ITERATION_CONTINUE; |
| } |
| |
| /* jvmtiHeapRootCallback */ |
| jvmtiIterationControl JNICALL |
| heapRootCallback( jvmtiHeapRootKind root_kind, |
| jlong class_tag, |
| jlong size, |
| jlong* tag_ptr, |
| void* user_data) { |
| |
| if (getCounter(&iterationCount) == 0) { |
| notifyThread(); |
| } |
| increaseCounter(&iterationCount); |
| |
| if (*tag_ptr > 0) { |
| increaseCounter(&objectCount); |
| } |
| |
| return JVMTI_ITERATION_CONTINUE; |
| } |
| |
| /* jvmtiStackReferenceCallback */ |
| jvmtiIterationControl JNICALL |
| stackReferenceCallback( jvmtiHeapRootKind root_kind, |
| jlong class_tag, |
| jlong size, |
| jlong* tag_ptr, |
| jlong thread_tag, |
| jint depth, |
| jmethodID method, |
| jint slot, |
| void* user_data) { |
| |
| if (getCounter(&iterationCount) == 0) { |
| notifyThread(); |
| } |
| increaseCounter(&iterationCount); |
| |
| if (*tag_ptr > 0) { |
| increaseCounter(&objectCount); |
| } |
| |
| return JVMTI_ITERATION_CONTINUE; |
| } |
| |
| |
| /* jvmtiObjectReferenceCallback */ |
| jvmtiIterationControl JNICALL |
| objectReferenceCallback( jvmtiObjectReferenceKind reference_kind, |
| jlong class_tag, |
| jlong size, |
| jlong* tag_ptr, |
| jlong referrer_tag, |
| jint referrer_index, |
| void* user_data) { |
| |
| if (getCounter(&iterationCount) == 0) { |
| notifyThread(); |
| } |
| increaseCounter(&iterationCount); |
| |
| if (*tag_ptr > 0) { |
| increaseCounter(&objectCount); |
| } |
| |
| return JVMTI_ITERATION_CONTINUE; |
| } |
| |
| /********* Agent thread modifying tags of objects ************/ |
| |
| /** Body of new agent thread: modify tags of tagged object. */ |
| void JNICALL agent_start(jvmtiEnv* jvmti, JNIEnv* jni, void *p) { |
| |
| jint taggedObjectsCount = 0; |
| jobject* taggedObjectsList = NULL; |
| |
| NSK_DISPLAY0("Agent thread: started.\n"); |
| |
| /* obtain tagged objects list */ |
| { |
| jlong tag = (jlong)1; |
| |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB6(GetObjectsWithTags, jvmti, |
| 1, &tag, |
| &taggedObjectsCount, |
| &taggedObjectsList, |
| NULL))) { |
| nsk_jvmti_setFailStatus(); |
| return; |
| } |
| } |
| |
| NSK_DISPLAY1("Agent thread: got tagged objects: %d\n", (int)taggedObjectsCount); |
| |
| if (!NSK_VERIFY(taggedObjectsCount == OBJ_MAX_COUNT)) { |
| nsk_jvmti_setFailStatus(); |
| return; |
| } |
| |
| /* enter runLock */ |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB2(RawMonitorEnter, jvmti, runLock))) { |
| nsk_jvmti_setFailStatus(); |
| } |
| |
| /* enter and notify startLock */ |
| { |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB2(RawMonitorEnter, jvmti, startLock))) { |
| nsk_jvmti_setFailStatus(); |
| } |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB2(RawMonitorNotify, jvmti, startLock))) { |
| nsk_jvmti_setFailStatus(); |
| } |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB2(RawMonitorExit, jvmti, startLock))) { |
| nsk_jvmti_setFailStatus(); |
| } |
| } |
| |
| NSK_DISPLAY0("Agent thread: wait for run notification\n"); |
| |
| /* wait on runLock */ |
| { |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB3(RawMonitorWait, jvmti, runLock, timeout))) { |
| nsk_jvmti_setFailStatus(); |
| } |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB2(RawMonitorExit, jvmti, runLock))) { |
| nsk_jvmti_setFailStatus(); |
| } |
| } |
| |
| NSK_DISPLAY0("Agent thread: modify tags of each even object.\n"); |
| |
| /* modify tags of each even object */ |
| { |
| int modified = 0; |
| int i; |
| for (i = 0; i < taggedObjectsCount; i+=2) { |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB3(SetTag, jvmti, taggedObjectsList[i], 0))) { |
| nsk_jvmti_setFailStatus(); |
| continue; |
| } |
| modified++; |
| } |
| |
| NSK_DISPLAY2("Agent thread: tags modified: %d of %d\n", |
| modified, (int)taggedObjectsCount); |
| } |
| |
| /* destroy objects list */ |
| { |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB2(Deallocate, jvmti, (unsigned char*)taggedObjectsList))) { |
| nsk_jvmti_setFailStatus(); |
| } |
| } |
| |
| /* enter and notify endLock */ |
| { |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB2(RawMonitorEnter, jvmti, endLock))) { |
| nsk_jvmti_setFailStatus(); |
| } |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB2(RawMonitorNotify, jvmti, endLock))) { |
| nsk_jvmti_setFailStatus(); |
| } |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB2(RawMonitorExit, jvmti, endLock))) { |
| nsk_jvmti_setFailStatus(); |
| } |
| } |
| |
| NSK_DISPLAY0("Agent thread: finished.\n"); |
| } |
| |
| /***********************************************************************/ |
| |
| static int startThread(JNIEnv* jni, jthread threadObj) { |
| int success = NSK_TRUE; |
| |
| /* enter startLock */ |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB2(RawMonitorEnter, jvmti, startLock))) { |
| nsk_jvmti_setFailStatus(); |
| } |
| |
| /* start thread */ |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB5(RunAgentThread, jvmti, |
| threadObj, |
| agent_start, |
| NULL, |
| JVMTI_THREAD_NORM_PRIORITY))) { |
| success = NSK_FALSE; |
| nsk_jvmti_setFailStatus(); |
| } else { |
| /* wait on startLock */ |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB3(RawMonitorWait, jvmti, startLock, timeout))) { |
| nsk_jvmti_setFailStatus(); |
| } |
| } |
| |
| /* exit starLock */ |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB2(RawMonitorExit, jvmti, startLock))) { |
| nsk_jvmti_setFailStatus(); |
| } |
| |
| return success; |
| } |
| |
| /** Create thread object for new agent thread. */ |
| static jthread newThreadObj(JNIEnv* jni) { |
| jclass thrClass; |
| jmethodID cid; |
| jthread result = NULL; |
| |
| if (!NSK_JNI_VERIFY(jni, (thrClass = |
| NSK_CPP_STUB2(FindClass, jni, |
| "java/lang/Thread")) != NULL )) { |
| nsk_jvmti_setFailStatus(); |
| return result; |
| } |
| |
| if (!NSK_JNI_VERIFY(jni, (cid = |
| NSK_CPP_STUB4(GetMethodID, jni, |
| thrClass, |
| "<init>", |
| "()V")) != NULL )) { |
| nsk_jvmti_setFailStatus(); |
| return result; |
| } |
| |
| if (!NSK_JNI_VERIFY(jni, (result = |
| NSK_CPP_STUB3(NewObject, jni, |
| thrClass, |
| cid )) != NULL )) { |
| nsk_jvmti_setFailStatus(); |
| return result; |
| } |
| |
| return result; |
| } |
| |
| /***********************************************************************/ |
| |
| /** Clean counters and start new agent thread with agent_start() body. */ |
| static int prepareToIteration (JNIEnv* jni) { |
| jthread threadObj = NULL; |
| |
| setCounter(&iterationCount, 0); |
| setCounter(&objectCount, 0); |
| |
| if (!NSK_VERIFY((threadObj = newThreadObj(jni)) != NULL)) { |
| nsk_jvmti_setFailStatus(); |
| return NSK_FALSE; |
| } |
| |
| /* enter endLock */ |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB2(RawMonitorEnter, jvmti, endLock))) { |
| nsk_jvmti_setFailStatus(); |
| } |
| |
| NSK_DISPLAY0("Starting new agent thread...\n"); |
| return startThread(jni, threadObj); |
| } |
| |
| /** Wait for new agent thread to complete. */ |
| static void afterIteration (JNIEnv* jni) { |
| |
| /* notify new agent thread (in case if not yet notified) */ |
| notifyThread(); |
| |
| NSK_DISPLAY0("Wait for new agent thread to complete\n"); |
| |
| /* wait on endLock */ |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB3(RawMonitorWait, jvmti, endLock, timeout))) { |
| nsk_jvmti_setFailStatus(); |
| } |
| |
| /* exit endLock */ |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB2(RawMonitorExit, jvmti, endLock))) { |
| nsk_jvmti_setFailStatus(); |
| } |
| } |
| |
| /***********************************************************************/ |
| |
| JNIEXPORT void JNICALL |
| Java_nsk_jvmti_scenarios_allocation_AP04_ap04t003_setTag( JNIEnv* jni, |
| jclass klass, |
| jobject target, /* object to be tagged */ |
| jlong tag ) { |
| |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB3(SetTag, jvmti, target, tag))) { |
| nsk_jvmti_setFailStatus(); |
| } |
| } |
| |
| JNIEXPORT void JNICALL |
| Java_nsk_jvmti_scenarios_allocation_AP04_ap04t003_runIterateOverHeap( JNIEnv* jni, |
| jclass klass ) { |
| int modified = 0; |
| int found = 0; |
| |
| if (!prepareToIteration(jni)) |
| return; |
| |
| NSK_DISPLAY0("Calling IterateOverHeap...\n"); |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB4(IterateOverHeap, jvmti, |
| JVMTI_HEAP_OBJECT_TAGGED, |
| heapObjectCallback, |
| NULL /*user_data*/))) { |
| nsk_jvmti_setFailStatus(); |
| } |
| NSK_DISPLAY0("IterateOverHeap finished.\n"); |
| |
| afterIteration(jni); |
| |
| found = getCounter(&objectCount); |
| NSK_DISPLAY1("Found tagged objects: %d\n", found); |
| |
| modified = OBJ_MAX_COUNT - found; |
| if (modified > 0) { |
| NSK_COMPLAIN2("Tags were modified by other thread during heap iteration: %d of %d\n", |
| modified, OBJ_MAX_COUNT); |
| nsk_jvmti_setFailStatus(); |
| } |
| } |
| |
| JNIEXPORT void JNICALL |
| Java_nsk_jvmti_scenarios_allocation_AP04_ap04t003_runIterateOverReachableObjects( JNIEnv* jni, |
| jclass klass ) { |
| int modified = 0; |
| int found = 0; |
| |
| if (!prepareToIteration(jni)) |
| return; |
| |
| NSK_DISPLAY0("Calling IterateOverReachableObjects...\n"); |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB5(IterateOverReachableObjects, jvmti, |
| heapRootCallback, |
| stackReferenceCallback, |
| objectReferenceCallback, |
| NULL /*user_data*/))) { |
| nsk_jvmti_setFailStatus(); |
| } |
| NSK_DISPLAY0("IterateOverReachableObjects finished.\n"); |
| |
| afterIteration(jni); |
| |
| found = getCounter(&objectCount); |
| NSK_DISPLAY1("Found tagged objects: %d\n", found); |
| |
| modified = OBJ_MAX_COUNT - found; |
| if (modified > 0) { |
| NSK_COMPLAIN2("Tags were modified by other thread during heap iteration: %d of %d\n", |
| modified, OBJ_MAX_COUNT); |
| nsk_jvmti_setFailStatus(); |
| } |
| } |
| |
| JNIEXPORT void JNICALL |
| Java_nsk_jvmti_scenarios_allocation_AP04_ap04t003_runIterateOverInstancesOfClass( JNIEnv* jni, |
| jclass klass ) { |
| int modified = 0; |
| int found = 0; |
| |
| if (!prepareToIteration(jni)) |
| return; |
| |
| NSK_DISPLAY0("Calling IterateOverInstancesOfClass...\n"); |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB5(IterateOverInstancesOfClass, jvmti, |
| debugeeClass, |
| JVMTI_HEAP_OBJECT_TAGGED, |
| heapObjectCallback, |
| NULL /*user_data*/))) { |
| nsk_jvmti_setFailStatus(); |
| } |
| NSK_DISPLAY0("IterateOverInstancesOfClass finished.\n"); |
| |
| afterIteration(jni); |
| |
| found = getCounter(&objectCount); |
| NSK_DISPLAY1("Found tagged objects: %d\n", found); |
| |
| modified = OBJ_MAX_COUNT - found; |
| if (modified > 0) { |
| NSK_COMPLAIN2("Tags were modified by other thread during heap iteration: %d of %d\n", |
| modified, OBJ_MAX_COUNT); |
| nsk_jvmti_setFailStatus(); |
| } |
| } |
| |
| JNIEXPORT void JNICALL |
| Java_nsk_jvmti_scenarios_allocation_AP04_ap04t003_runIterateOverObjectsReachableFromObject( JNIEnv* jni, |
| jclass klass ) { |
| jobject root = NULL; |
| int modified = 0; |
| int found = 0; |
| |
| if (!NSK_JNI_VERIFY(jni, (root = |
| NSK_CPP_STUB3(GetStaticObjectField, jni, |
| debugeeClass, |
| rootFieldID )) != NULL )) { |
| NSK_COMPLAIN0("GetStaticObjectField returned NULL for 'root' field value\n\n"); |
| nsk_jvmti_setFailStatus(); |
| return; |
| } |
| |
| if (!prepareToIteration(jni)) |
| return; |
| |
| NSK_DISPLAY0("Calling IterateOverObjectsReachableFromObject...\n"); |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB4(IterateOverObjectsReachableFromObject, jvmti, |
| root, |
| objectReferenceCallback, |
| NULL /*user_data*/))) { |
| nsk_jvmti_setFailStatus(); |
| } |
| NSK_DISPLAY0("IterateOverObjectsReachableFromObject finished.\n"); |
| |
| afterIteration(jni); |
| |
| found = getCounter(&objectCount); |
| NSK_DISPLAY1("Found tagged objects: %d\n", found); |
| |
| modified = OBJ_MAX_COUNT - found; |
| if (modified > 0) { |
| NSK_COMPLAIN2("Tags were modified by other thread during heap iteration: %d of %d\n", |
| modified, OBJ_MAX_COUNT); |
| nsk_jvmti_setFailStatus(); |
| } |
| } |
| |
| static void JNICALL |
| agentProc(jvmtiEnv* jvmti, JNIEnv* jni, void* arg) { |
| |
| NSK_DISPLAY0("Wait for debugee start\n\n"); |
| if (!NSK_VERIFY(nsk_jvmti_waitForSync(timeout))) |
| return; |
| |
| NSK_DISPLAY1("Find debugee class: %s\n", DEBUGEE_SIGNATURE); |
| debugeeClass = nsk_jvmti_classBySignature(DEBUGEE_SIGNATURE); |
| if (debugeeClass == NULL) { |
| nsk_jvmti_setFailStatus(); |
| return; |
| } |
| |
| if (!NSK_JNI_VERIFY(jni, (debugeeClass = |
| NSK_CPP_STUB2(NewGlobalRef, jni, debugeeClass)) != NULL)) |
| return; |
| |
| NSK_DISPLAY1("Find ID of 'root' field: %s\n", ROOT_SIGNATURE); |
| if (!NSK_JNI_VERIFY(jni, (rootFieldID = |
| NSK_CPP_STUB4(GetStaticFieldID, jni, |
| debugeeClass, |
| "root", |
| ROOT_SIGNATURE)) != NULL )) { |
| nsk_jvmti_setFailStatus(); |
| return; |
| } |
| |
| NSK_DISPLAY0("Let debugee to run test cases\n"); |
| if (!NSK_VERIFY(nsk_jvmti_resumeSync())) |
| return; |
| |
| NSK_DISPLAY0("Wait for completion of test cases\n\n"); |
| if (!NSK_VERIFY(nsk_jvmti_waitForSync(timeout))) |
| return; |
| |
| NSK_TRACE(NSK_CPP_STUB2(DeleteGlobalRef, jni, debugeeClass)); |
| NSK_TRACE(NSK_CPP_STUB2(DestroyRawMonitor, jvmti, counterMonitor_ptr)); |
| NSK_TRACE(NSK_CPP_STUB2(DestroyRawMonitor, jvmti, startLock)); |
| NSK_TRACE(NSK_CPP_STUB2(DestroyRawMonitor, jvmti, runLock)); |
| NSK_TRACE(NSK_CPP_STUB2(DestroyRawMonitor, jvmti, endLock)); |
| |
| NSK_DISPLAY0("Let debugee to finish\n"); |
| if (!NSK_VERIFY(nsk_jvmti_resumeSync())) |
| return; |
| } |
| |
| #ifdef STATIC_BUILD |
| JNIEXPORT jint JNICALL Agent_OnLoad_ap04t003(JavaVM *jvm, char *options, void *reserved) { |
| return Agent_Initialize(jvm, options, reserved); |
| } |
| JNIEXPORT jint JNICALL Agent_OnAttach_ap04t003(JavaVM *jvm, char *options, void *reserved) { |
| return Agent_Initialize(jvm, options, reserved); |
| } |
| JNIEXPORT jint JNI_OnLoad_ap04t003(JavaVM *jvm, char *options, void *reserved) { |
| return JNI_VERSION_1_8; |
| } |
| #endif |
| jint Agent_Initialize(JavaVM *jvm, char *options, void *reserved) { |
| /* init framework and parse options */ |
| if (!NSK_VERIFY(nsk_jvmti_parseOptions(options))) |
| return JNI_ERR; |
| |
| /* create JVMTI environment */ |
| if (!NSK_VERIFY((jvmti = |
| nsk_jvmti_createJVMTIEnv(jvm, reserved)) != NULL)) |
| return JNI_ERR; |
| |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB3(CreateRawMonitor, jvmti, "counterMonitor", &counterMonitor_ptr))) { |
| return JNI_ERR; |
| } |
| |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB3(CreateRawMonitor, jvmti, "startLock", &startLock))) { |
| return JNI_ERR; |
| } |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB3(CreateRawMonitor, jvmti, "runLock", &runLock))) { |
| return JNI_ERR; |
| } |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB3(CreateRawMonitor, jvmti, "endLock", &endLock))) { |
| return JNI_ERR; |
| } |
| |
| memset(&caps, 0, sizeof(jvmtiCapabilities)); |
| caps.can_tag_objects = 1; |
| |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(AddCapabilities, |
| jvmti, &caps))) |
| return JNI_ERR; |
| |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(GetCapabilities, |
| jvmti, &caps))) |
| return JNI_ERR; |
| |
| if (!caps.can_tag_objects) |
| NSK_DISPLAY0("Warning: tagging objects is not available\n"); |
| |
| if (!NSK_VERIFY(nsk_jvmti_setAgentProc(agentProc, NULL))) |
| return JNI_ERR; |
| NSK_DISPLAY0("agentProc has been set\n\n"); |
| |
| return JNI_OK; |
| } |
| |
| #ifdef __cplusplus |
| } |
| #endif |