test/hotspot/jtreg/vmTestbase/nsk/jvmti/scenarios/multienv/MA05/ma05t001/ma05t001.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/scenarios/multienv/MA05/ma05t001/ma05t001.cpp	Tue Aug 28 14:37:34 2018 -0700
@@ -0,0 +1,292 @@
+/*
+ * 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 <stdlib.h>
+#include <string.h>
+#include "jni_tools.h"
+#include "agent_common.h"
+#include "jvmti_tools.h"
+
+#define PASSED 0
+#define STATUS_FAILED 2
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* ========================================================================== */
+
+/* scaffold objects */
+static jlong timeout = 0;
+
+/* test objects */
+static jthread thread = NULL;
+static jmethodID method = NULL;
+static int BreakpointEventsCount = 0;
+static int FramePopEventsCount = 0;
+
+/* ========================================================================== */
+
+/** callback functions **/
+
+static void JNICALL
+Breakpoint(jvmtiEnv *jvmti_env, JNIEnv *jni_env,
+        jthread thread, jmethodID method, jlocation location) {
+    char *name = NULL;
+    char *signature = NULL;
+
+    BreakpointEventsCount++;
+    if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB5(GetMethodName,
+            jvmti_env, method, &name, &signature, NULL))) {
+        nsk_jvmti_setFailStatus();
+    }
+
+    NSK_DISPLAY2("Breakpoint event: %s%s\n", name, signature);
+
+    if (name != NULL)
+        NSK_CPP_STUB2(Deallocate, jvmti_env, (unsigned char*)name);
+    if (signature != NULL)
+        NSK_CPP_STUB2(Deallocate, jvmti_env, (unsigned char*)signature);
+
+    switch(BreakpointEventsCount) {
+    case 1:
+        NSK_DISPLAY0("Testcase #1: FramePop in both agents\n");
+        break;
+
+    case 2:
+        NSK_DISPLAY0("Testcase #2: w/o NotifyFramePop in 2nd agent\n");
+        break;
+
+    case 3:
+        NSK_DISPLAY0("Testcase #3: FramePop disabled in 2nd agent\n");
+        break;
+
+    default:
+        NSK_COMPLAIN0("Should no reach here");
+        nsk_jvmti_setFailStatus();
+        break;
+    }
+
+    if (!NSK_JVMTI_VERIFY(
+        NSK_CPP_STUB3(NotifyFramePop, jvmti_env, thread, 0))) {
+        nsk_jvmti_setFailStatus();
+    }
+}
+
+static void JNICALL
+FramePop(jvmtiEnv *jvmti_env, JNIEnv *jni_env,
+        jthread thread, jmethodID method,
+        jboolean wasPopedByException) {
+    char *name = NULL;
+    char *signature = NULL;
+
+    FramePopEventsCount++;
+    if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB5(GetMethodName,
+            jvmti_env, method, &name, &signature, NULL))) {
+        nsk_jvmti_setFailStatus();
+        return;
+    }
+
+    NSK_DISPLAY2("FramePop event: %s%s\n", name, signature);
+
+    if (name != NULL)
+        NSK_CPP_STUB2(Deallocate, jvmti_env, (unsigned char*)name);
+    if (signature != NULL)
+        NSK_CPP_STUB2(Deallocate, jvmti_env, (unsigned char*)signature);
+}
+
+/* ========================================================================== */
+
+static int prepare(jvmtiEnv* jvmti, JNIEnv* jni) {
+    const char* THREAD_NAME = "Debuggee Thread";
+    jvmtiThreadInfo info;
+    jthread *threads = NULL;
+    jclass klass = NULL;
+    jint threads_count = 0;
+    int i;
+
+    NSK_DISPLAY0("Prepare: find tested thread\n");
+
+    /* get all live threads */
+    if (!NSK_JVMTI_VERIFY(
+           NSK_CPP_STUB3(GetAllThreads, jvmti, &threads_count, &threads)))
+        return NSK_FALSE;
+
+    if (!NSK_VERIFY(threads_count > 0 && threads != NULL))
+        return NSK_FALSE;
+
+    /* find tested thread */
+    for (i = 0; i < threads_count; i++) {
+        if (!NSK_VERIFY(threads[i] != NULL))
+            return NSK_FALSE;
+
+        /* get thread information */
+        if (!NSK_JVMTI_VERIFY(
+                NSK_CPP_STUB3(GetThreadInfo, jvmti, threads[i], &info)))
+            return NSK_FALSE;
+
+        NSK_DISPLAY3("    thread #%d (%s): %p\n", i, info.name, threads[i]);
+
+        /* find by name */
+        if (info.name != NULL && (strcmp(info.name, THREAD_NAME) == 0)) {
+            thread = threads[i];
+        }
+
+        if (info.name != NULL) {
+            if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(
+                    Deallocate, jvmti, (unsigned char*)info.name)))
+                return NSK_FALSE;
+        }
+    }
+
+    /* deallocate threads list */
+    if (!NSK_JVMTI_VERIFY(
+            NSK_CPP_STUB2(Deallocate, jvmti, (unsigned char*)threads)))
+        return NSK_FALSE;
+
+    if (thread == NULL) {
+        NSK_COMPLAIN0("Debuggee thread not found");
+        return NSK_FALSE;
+    }
+
+    if (!NSK_JNI_VERIFY(jni, (thread =
+            NSK_CPP_STUB2(NewGlobalRef, jni, thread)) != NULL))
+        return NSK_FALSE;
+
+    /* get tested thread class */
+    if (!NSK_JNI_VERIFY(jni, (klass =
+            NSK_CPP_STUB2(GetObjectClass, jni, thread)) != NULL))
+        return NSK_FALSE;
+
+    /* get tested thread method 'checkPoint' */
+    if (!NSK_JNI_VERIFY(jni, (method = NSK_CPP_STUB4(
+            GetMethodID, jni, klass, "checkPoint", "()V")) != NULL))
+        return NSK_FALSE;
+
+    if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB3(SetBreakpoint, jvmti, method, 0)))
+        return NSK_FALSE;
+
+    /* enable events */
+    if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB4(SetEventNotificationMode,
+            jvmti, JVMTI_ENABLE, JVMTI_EVENT_BREAKPOINT, NULL)))
+        return NSK_FALSE;
+    if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB4(SetEventNotificationMode,
+            jvmti, JVMTI_ENABLE, JVMTI_EVENT_FRAME_POP, NULL)))
+        return NSK_FALSE;
+
+    return NSK_TRUE;
+}
+
+/* ========================================================================== */
+
+/** Agent algorithm. */
+static void JNICALL
+agentProc(jvmtiEnv* jvmti, JNIEnv* jni, void* arg) {
+
+    if (!nsk_jvmti_waitForSync(timeout))
+        return;
+
+    if (!prepare(jvmti, jni)) {
+        nsk_jvmti_setFailStatus();
+        return;
+    }
+
+    /* resume debugee and wait for sync */
+    if (!nsk_jvmti_resumeSync())
+        return;
+    if (!nsk_jvmti_waitForSync(timeout))
+        return;
+
+    if (FramePopEventsCount == 0) {
+        NSK_COMPLAIN0("No FramePop events\n");
+        nsk_jvmti_setFailStatus();
+    } else if (FramePopEventsCount != 3) {
+        NSK_COMPLAIN1("Some of FramePop events were missed: %d\n",
+            FramePopEventsCount);
+        nsk_jvmti_setFailStatus();
+    }
+
+    if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB4(SetEventNotificationMode,
+            jvmti, JVMTI_DISABLE, JVMTI_EVENT_FRAME_POP, NULL)))
+        nsk_jvmti_setFailStatus();
+
+    NSK_TRACE(NSK_CPP_STUB3(ClearBreakpoint, jvmti, method, 0));
+    NSK_TRACE(NSK_CPP_STUB2(DeleteGlobalRef, jni, thread));
+
+    if (!nsk_jvmti_resumeSync())
+        return;
+}
+
+/* ========================================================================== */
+
+/** Agent library initialization. */
+#ifdef STATIC_BUILD
+JNIEXPORT jint JNICALL Agent_OnLoad_ma05t001(JavaVM *jvm, char *options, void *reserved) {
+    return Agent_Initialize(jvm, options, reserved);
+}
+JNIEXPORT jint JNICALL Agent_OnAttach_ma05t001(JavaVM *jvm, char *options, void *reserved) {
+    return Agent_Initialize(jvm, options, reserved);
+}
+JNIEXPORT jint JNI_OnLoad_ma05t001(JavaVM *jvm, char *options, void *reserved) {
+    return JNI_VERSION_1_8;
+}
+#endif
+jint Agent_Initialize(JavaVM *jvm, char *options, void *reserved) {
+    jvmtiEnv* jvmti = NULL;
+    jvmtiEventCallbacks callbacks;
+    jvmtiCapabilities caps;
+
+    NSK_DISPLAY0("Agent_OnLoad\n");
+
+    if (!NSK_VERIFY(nsk_jvmti_parseOptions(options)))
+        return JNI_ERR;
+
+    timeout = nsk_jvmti_getWaitTime() * 60 * 1000;
+
+    if (!NSK_VERIFY((jvmti =
+            nsk_jvmti_createJVMTIEnv(jvm, reserved)) != NULL))
+        return JNI_ERR;
+
+    memset(&caps, 0, sizeof(caps));
+    caps.can_generate_breakpoint_events = 1;
+    caps.can_generate_frame_pop_events = 1;
+    if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(AddCapabilities, jvmti, &caps)))
+        return JNI_ERR;
+
+    if (!NSK_VERIFY(nsk_jvmti_setAgentProc(agentProc, NULL)))
+        return JNI_ERR;
+
+    memset(&callbacks, 0, sizeof(callbacks));
+    callbacks.Breakpoint = &Breakpoint;
+    callbacks.FramePop = &FramePop;
+    if (!NSK_VERIFY(nsk_jvmti_init_MA(&callbacks)))
+        return JNI_ERR;
+
+    return JNI_OK;
+}
+
+/* ========================================================================== */
+
+#ifdef __cplusplus
+}
+#endif