1 /* 2 * Copyright (c) 2004, 2018, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 #include <stdlib.h> 25 #include <string.h> 26 #include "jni_tools.h" 27 #include "agent_common.h" 28 #include "jvmti_tools.h" 29 30 #define PASSED 0 31 #define STATUS_FAILED 2 32 33 extern "C" { 34 35 /* ========================================================================== */ 36 37 /* scaffold objects */ 38 static jlong timeout = 0; 39 40 /* test objects */ 41 static jobject threadDeath = NULL; 42 static jthread runningThread = NULL; 43 static jthread waitingThread = NULL; 44 static jthread sleepingThread = NULL; 45 46 /* ========================================================================== */ 47 48 static int prepare(jvmtiEnv* jvmti, JNIEnv* jni) { 49 const char* RUNNING_THREAD_NAME = "DebuggeeRunningThread"; 50 const char* WAITING_THREAD_NAME = "DebuggeeWaitingThread"; 51 const char* SLEEPING_THREAD_NAME = "DebuggeeSleepingThread"; 52 const char* THREAD_DEATH_CLASS_NAME = "java/lang/ThreadDeath"; 53 const char* THREAD_DEATH_CTOR_NAME = "<init>"; 54 const char* THREAD_DEATH_CTOR_SIGNATURE = "()V"; 55 jvmtiThreadInfo info; 56 jthread *threads = NULL; 57 jint threads_count = 0; 58 jclass cls = NULL; 59 jmethodID ctor = NULL; 60 int i; 61 62 NSK_DISPLAY0("Prepare: find tested threads\n"); 63 64 /* get all live threads */ 65 if (!NSK_JVMTI_VERIFY(jvmti->GetAllThreads(&threads_count, &threads))) 66 return NSK_FALSE; 67 68 if (!NSK_VERIFY(threads_count > 0 && threads != NULL)) 69 return NSK_FALSE; 70 71 /* find tested thread */ 72 for (i = 0; i < threads_count; i++) { 73 if (!NSK_VERIFY(threads[i] != NULL)) 74 return NSK_FALSE; 75 76 /* get thread information */ 77 if (!NSK_JVMTI_VERIFY(jvmti->GetThreadInfo(threads[i], &info))) 78 return NSK_FALSE; 79 80 NSK_DISPLAY3(" thread #%d (%s): %p\n", i, info.name, threads[i]); 81 82 /* find by name */ 83 if (info.name != NULL) { 84 if (strcmp(info.name, RUNNING_THREAD_NAME) == 0) { 85 runningThread = threads[i]; 86 } else if (strcmp(info.name, WAITING_THREAD_NAME) == 0) { 87 waitingThread = threads[i]; 88 } else if (strcmp(info.name, SLEEPING_THREAD_NAME) == 0) { 89 sleepingThread = threads[i]; 90 } 91 } 92 } 93 94 if (!NSK_JVMTI_VERIFY(jvmti->Deallocate((unsigned char*)threads))) 95 return NSK_FALSE; 96 97 NSK_DISPLAY0("Prepare: create new instance of ThreadDeath exception\n"); 98 99 if (!NSK_JNI_VERIFY(jni, (cls = jni->FindClass(THREAD_DEATH_CLASS_NAME)) != NULL)) 100 return NSK_FALSE; 101 102 if (!NSK_JNI_VERIFY(jni, (ctor = 103 jni->GetMethodID(cls, THREAD_DEATH_CTOR_NAME, THREAD_DEATH_CTOR_SIGNATURE)) != NULL)) 104 return NSK_FALSE; 105 106 if (!NSK_JNI_VERIFY(jni, (threadDeath = jni->NewObject(cls, ctor)) != NULL)) 107 return NSK_FALSE; 108 109 return NSK_TRUE; 110 } 111 112 /* ========================================================================== */ 113 114 /** Agent algorithm. */ 115 static void JNICALL 116 agentProc(jvmtiEnv* jvmti, JNIEnv* jni, void* arg) { 117 118 if (!nsk_jvmti_waitForSync(timeout)) 119 return; 120 121 if (!prepare(jvmti, jni)) { 122 nsk_jvmti_setFailStatus(); 123 return; 124 } 125 126 NSK_DISPLAY0("Testcase #1: call StopThread for runningThread\n"); 127 if (!NSK_VERIFY(runningThread != NULL)) { 128 nsk_jvmti_setFailStatus(); 129 } else { 130 if (!NSK_JVMTI_VERIFY(jvmti->StopThread(runningThread, threadDeath))) 131 nsk_jvmti_setFailStatus(); 132 } 133 134 NSK_DISPLAY0("Testcase #2: call StopThread for waitingThread\n"); 135 if (!NSK_VERIFY(waitingThread != NULL)) { 136 nsk_jvmti_setFailStatus(); 137 } else { 138 if (!NSK_JVMTI_VERIFY(jvmti->StopThread(waitingThread, threadDeath))) 139 nsk_jvmti_setFailStatus(); 140 } 141 142 NSK_DISPLAY0("Testcase #3: call StopThread for sleepingThread\n"); 143 if (!NSK_VERIFY(sleepingThread != NULL)) { 144 nsk_jvmti_setFailStatus(); 145 } else { 146 if (!NSK_JVMTI_VERIFY(jvmti->StopThread(sleepingThread, threadDeath))) 147 nsk_jvmti_setFailStatus(); 148 } 149 150 if (!nsk_jvmti_resumeSync()) 151 return; 152 } 153 154 /* ========================================================================== */ 155 156 /** Agent library initialization. */ 157 #ifdef STATIC_BUILD 158 JNIEXPORT jint JNICALL Agent_OnLoad_stopthrd007(JavaVM *jvm, char *options, void *reserved) { 159 return Agent_Initialize(jvm, options, reserved); 160 } 161 JNIEXPORT jint JNICALL Agent_OnAttach_stopthrd007(JavaVM *jvm, char *options, void *reserved) { 162 return Agent_Initialize(jvm, options, reserved); 163 } 164 JNIEXPORT jint JNI_OnLoad_stopthrd007(JavaVM *jvm, char *options, void *reserved) { 165 return JNI_VERSION_1_8; 166 } 167 #endif 168 jint Agent_Initialize(JavaVM *jvm, char *options, void *reserved) { 169 jvmtiEnv* jvmti = NULL; 170 jvmtiCapabilities caps; 171 172 NSK_DISPLAY0("Agent_OnLoad\n"); 173 174 if (!NSK_VERIFY(nsk_jvmti_parseOptions(options))) 175 return JNI_ERR; 176 177 timeout = nsk_jvmti_getWaitTime() * 60 * 1000; 178 179 if (!NSK_VERIFY((jvmti = 180 nsk_jvmti_createJVMTIEnv(jvm, reserved)) != NULL)) 181 return JNI_ERR; 182 183 if (!NSK_VERIFY(nsk_jvmti_setAgentProc(agentProc, NULL))) 184 return JNI_ERR; 185 186 memset(&caps, 0, sizeof(caps)); 187 caps.can_signal_thread = 1; 188 if (!NSK_JVMTI_VERIFY(jvmti->AddCapabilities(&caps))) { 189 return JNI_ERR; 190 } 191 192 return JNI_OK; 193 } 194 195 /* ========================================================================== */ 196 197 }