test/hotspot/jtreg/vmTestbase/nsk/jvmti/IterateThroughHeap/abort/Abort.cpp
changeset 51551 e409244ce72e
parent 50260 46c67f5e27c2
child 51774 79dc492c00ab
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/hotspot/jtreg/vmTestbase/nsk/jvmti/IterateThroughHeap/abort/Abort.cpp	Tue Aug 28 14:37:34 2018 -0700
@@ -0,0 +1,164 @@
+/*
+ * Copyright (c) 2013, 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 <wchar.h>
+#include <string.h>
+#include <stdlib.h>
+
+#include "jvmti.h"
+#include "jni_tools.h"
+#include "jvmti_tools.h"
+#include "agent_common.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+static int timeout = 0;
+
+jint JNICALL field_callback(jvmtiHeapReferenceKind kind,
+                            const jvmtiHeapReferenceInfo* info,
+                            jlong object_class_tag,
+                            jlong* object_tag_ptr,
+                            jvalue value,
+                            jvmtiPrimitiveType value_type,
+                            void* user_data) {
+  (*(int*)user_data)++;
+  return JVMTI_VISIT_ABORT;
+}
+
+jint JNICALL string_callback(jlong class_tag,
+                             jlong size,
+                             jlong* tag_ptr,
+                             const jchar* value,
+                             jint value_length,
+                             void* user_data) {
+  (*(int*)user_data)++;
+  return JVMTI_VISIT_ABORT;
+}
+
+jint JNICALL array_callback(jlong class_tag,
+                            jlong size,
+                            jlong* tag_ptr,
+                            jint element_count,
+                            jvmtiPrimitiveType element_type,
+                            const void* elements,
+                            void* user_data) {
+  (*(int*)user_data)++;
+  return JVMTI_VISIT_ABORT;
+}
+
+jint JNICALL heap_callback(jlong class_tag,
+                           jlong size,
+                           jlong* tag_ptr,
+                           jint length,
+                           void* user_data) {
+  (*(int*)user_data)++;
+  return JVMTI_VISIT_ABORT;
+}
+
+static void JNICALL
+agent(jvmtiEnv* jvmti, JNIEnv* jni, void* arg) {
+  jvmtiEvent event = JVMTI_EVENT_OBJECT_FREE;
+  jvmtiHeapCallbacks primitive_callbacks;
+  int invocations = 0;
+
+  NSK_DISPLAY0("Waiting debugee.\n");
+  if(!NSK_VERIFY(nsk_jvmti_enableEvents(JVMTI_ENABLE, 1, &event, NULL))) {
+    return;
+  }
+  if(!NSK_VERIFY(nsk_jvmti_waitForSync(timeout))) {
+    return;
+  }
+
+  memset(&primitive_callbacks, 0, sizeof(jvmtiHeapCallbacks));
+  primitive_callbacks.primitive_field_callback = &field_callback;
+  primitive_callbacks.array_primitive_value_callback = &array_callback;
+  primitive_callbacks.string_primitive_value_callback = &string_callback;
+  primitive_callbacks.heap_iteration_callback = &heap_callback;
+
+  NSK_DISPLAY0("Iterating over reachable objects.\n");
+  if(!NSK_JVMTI_VERIFY(NSK_CPP_STUB5(IterateThroughHeap, jvmti,
+                                     0, NULL, &primitive_callbacks, &invocations))) {
+    nsk_jvmti_setFailStatus();
+    return;
+  }
+
+  if(invocations != 1) {
+    NSK_COMPLAIN1("Primitive callbacks were invoked more than once: "
+                  "%d invocations registered.\n",invocations);
+    nsk_jvmti_setFailStatus();
+  }
+
+  if(!NSK_VERIFY(nsk_jvmti_resumeSync()))
+    return;
+}
+
+#ifdef STATIC_BUILD
+JNIEXPORT jint JNICALL Agent_OnLoad_Abort(JavaVM *jvm, char *options, void *reserved) {
+    return Agent_Initialize(jvm, options, reserved);
+}
+JNIEXPORT jint JNICALL Agent_OnAttach_Abort(JavaVM *jvm, char *options, void *reserved) {
+    return Agent_Initialize(jvm, options, reserved);
+}
+JNIEXPORT jint JNI_OnLoad_Abort(JavaVM *jvm, char *options, void *reserved) {
+    return JNI_VERSION_1_8;
+}
+#endif
+jint Agent_Initialize(JavaVM *jvm, char *options, void *reserved) {
+  jvmtiEnv *jvmti;
+  jvmtiCapabilities caps;
+  jvmtiEventCallbacks event_callbacks;
+
+  if(!NSK_VERIFY((jvmti = nsk_jvmti_createJVMTIEnv(jvm, reserved)) != NULL)) {
+    return JNI_ERR;
+  }
+
+  nsk_jvmti_parseOptions(options);
+
+  timeout = nsk_jvmti_getWaitTime() * 60 * 1000;
+
+  memset(&caps, 0, sizeof(caps));
+  caps.can_tag_objects = 1;
+  caps.can_generate_object_free_events = 1;
+
+  if(!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(AddCapabilities, jvmti, &caps))) {
+    return JNI_ERR;
+  }
+
+  memset(&event_callbacks, 0, sizeof(jvmtiEventCallbacks));
+  if(!NSK_JVMTI_VERIFY(
+                       NSK_CPP_STUB3(SetEventCallbacks, jvmti,
+                                     &event_callbacks, sizeof(jvmtiEventCallbacks)))) {
+    return JNI_ERR;
+  }
+
+  if (!NSK_VERIFY(nsk_jvmti_setAgentProc(agent, NULL))) {
+    return JNI_ERR;
+  }
+
+  return JNI_OK;
+}
+
+#ifdef __cplusplus
+}
+#endif