| /* |
| * 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 PASSED 0 |
| #define STATUS_FAILED 2 |
| |
| #define TESTED_CLASS "ap02t001Exception" |
| |
| static JNIEnv *jni = NULL; |
| static jvmtiEnv *jvmti = NULL; |
| static jvmtiEventCallbacks callbacks; |
| static jvmtiCapabilities caps; |
| |
| static volatile int obj_count = 0; |
| static int first_count = 0; |
| |
| static jlong timeout = 0; |
| static int user_data = 0; |
| static const char* TESTED_CLASS_SIGNATURE = "Lnsk/jvmti/scenarios/allocation/AP02/ap02t001Exception;"; |
| static const jlong TESTED_CLASS_TAG = (jlong)1024; |
| static jclass testedClass = NULL; |
| |
| jvmtiIterationControl JNICALL |
| heapObjectCallback(jlong class_tag, |
| jlong size, |
| jlong* tag_ptr, |
| void* user_data) { |
| |
| if (class_tag == TESTED_CLASS_TAG) { |
| obj_count++; |
| } |
| |
| return JVMTI_ITERATION_CONTINUE; |
| } |
| |
| 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 (class_tag == TESTED_CLASS_TAG) { |
| obj_count++; |
| } |
| |
| return JVMTI_ITERATION_CONTINUE; |
| } |
| |
| /************************/ |
| |
| JNIEXPORT void JNICALL |
| Java_nsk_jvmti_scenarios_allocation_AP02_ap02t001_throwException( JNIEnv* jni, |
| jclass cls, |
| jclass exception_cls ) { |
| jint result; |
| |
| result = NSK_CPP_STUB3(ThrowNew, jni, |
| exception_cls, |
| "Got expected exception thrown from native code" ); |
| if (result != 0) { |
| NSK_COMPLAIN1("throwException: Unable to throw exception in native code: %d\n\n", result ); |
| nsk_jvmti_setFailStatus(); |
| } else { |
| NSK_DISPLAY0("throwException: ThrowNew returned success code: 0\n\n"); |
| } |
| } |
| |
| static void runIterations (jvmtiEnv* jvmti, jclass testedClass, jint exp_count) { |
| NSK_DISPLAY0("Calling IterateOverInstancesOfClass with filter JVMTI_HEAP_OBJECT_EITHER\n"); |
| obj_count = 0; |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB5(IterateOverInstancesOfClass, |
| jvmti, |
| testedClass, |
| JVMTI_HEAP_OBJECT_EITHER, |
| heapObjectCallback, |
| &user_data))) { |
| nsk_jvmti_setFailStatus(); |
| return; |
| } |
| |
| if (obj_count != exp_count) { |
| nsk_jvmti_setFailStatus(); |
| NSK_COMPLAIN3("IterateOverInstancesOfClass found unexpected number of %s objects: %d\n\t\ |
| expected number: %d\n\n", TESTED_CLASS, obj_count, exp_count); |
| } else { |
| NSK_DISPLAY2("Number of %s objects IterateOverInstancesOfClass has found: %d\n\n", TESTED_CLASS, |
| obj_count); |
| } |
| |
| NSK_DISPLAY0("Calling IterateOverHeap with filter JVMTI_HEAP_OBJECT_EITHER\n"); |
| obj_count = 0; |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB4(IterateOverHeap, |
| jvmti, |
| JVMTI_HEAP_OBJECT_EITHER, |
| heapObjectCallback, |
| &user_data))) { |
| nsk_jvmti_setFailStatus(); |
| return; |
| } |
| |
| if (obj_count != exp_count) { |
| nsk_jvmti_setFailStatus(); |
| NSK_COMPLAIN3("IterateOverHeap found unexpected number of %s objects: %d\n\t\ |
| expected number: %d\n\n", TESTED_CLASS, obj_count, exp_count); |
| } else { |
| NSK_DISPLAY2("Number of %s objects IterateOverHeap has found: %d\n\n", TESTED_CLASS, obj_count); |
| } |
| |
| NSK_DISPLAY0("Calling IterateOverReachableObjects\n"); |
| obj_count = 0; |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB5(IterateOverReachableObjects, jvmti, |
| NULL /*heapRootCallback*/, |
| stackReferenceCallback, |
| NULL /*objectReferenceCallback*/, |
| &user_data))) { |
| nsk_jvmti_setFailStatus(); |
| return; |
| } |
| |
| if (obj_count != exp_count) { |
| nsk_jvmti_setFailStatus(); |
| NSK_COMPLAIN3("IterateOverReachableObjects found unexpected number of %s objects: %d\n\t\ |
| expected number: %d\n\n", TESTED_CLASS, obj_count, exp_count); |
| } else { |
| NSK_DISPLAY2("Number of %s objects IterateOverReachableObjects has found: %d\n\n", TESTED_CLASS, |
| obj_count); |
| } |
| |
| first_count = obj_count; |
| } |
| |
| 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 tested class: %s\n", TESTED_CLASS_SIGNATURE); |
| testedClass = nsk_jvmti_classBySignature(TESTED_CLASS_SIGNATURE); |
| if (testedClass == NULL) { |
| nsk_jvmti_setFailStatus(); |
| return; |
| } |
| |
| if (!NSK_JNI_VERIFY(jni, (testedClass = |
| NSK_CPP_STUB2(NewGlobalRef, jni, testedClass)) != NULL)) |
| return; |
| |
| NSK_DISPLAY0("Set tag for tested class\n\n"); |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB3(SetTag, jvmti, |
| testedClass, |
| TESTED_CLASS_TAG ))) { |
| nsk_jvmti_setFailStatus(); |
| return; |
| } |
| |
| runIterations (jvmti, testedClass, 1); |
| |
| NSK_DISPLAY0("Go to next case\n"); |
| if (!NSK_VERIFY(nsk_jvmti_resumeSync())) |
| return; |
| if (!NSK_VERIFY(nsk_jvmti_waitForSync(timeout))) |
| return; |
| |
| runIterations (jvmti, testedClass, 2); |
| |
| NSK_TRACE(NSK_CPP_STUB2(DeleteGlobalRef, jni, testedClass)); |
| |
| NSK_DISPLAY0("Let debugee to finish\n"); |
| if (!NSK_VERIFY(nsk_jvmti_resumeSync())) |
| return; |
| } |
| |
| #ifdef STATIC_BUILD |
| JNIEXPORT jint JNICALL Agent_OnLoad_ap02t001(JavaVM *jvm, char *options, void *reserved) { |
| return Agent_Initialize(jvm, options, reserved); |
| } |
| JNIEXPORT jint JNICALL Agent_OnAttach_ap02t001(JavaVM *jvm, char *options, void *reserved) { |
| return Agent_Initialize(jvm, options, reserved); |
| } |
| JNIEXPORT jint JNI_OnLoad_ap02t001(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; |
| |
| 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 implemented\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 |
