test/hotspot/jtreg/vmTestbase/nsk/jvmti/PopFrame/popframe003/popframe003.cpp
changeset 51551 e409244ce72e
parent 50260 46c67f5e27c2
child 51715 13a63d4a3f8d
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/hotspot/jtreg/vmTestbase/nsk/jvmti/PopFrame/popframe003/popframe003.cpp	Tue Aug 28 14:37:34 2018 -0700
@@ -0,0 +1,263 @@
+/*
+ * Copyright (c) 2003, 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 <stdlib.h>
+#include "jvmti.h"
+#include "agent_common.h"
+#include "JVMTITools.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifndef JNI_ENV_ARG
+
+#ifdef __cplusplus
+#define JNI_ENV_ARG(x, y) y
+#define JNI_ENV_PTR(x) x
+#else
+#define JNI_ENV_ARG(x,y) x, y
+#define JNI_ENV_PTR(x) (*x)
+#endif
+
+#endif
+
+#define STATUS_FAILED 2
+#define PASSED 0
+
+static jvmtiEnv *jvmti;
+static jvmtiCapabilities caps;
+static jvmtiEventCallbacks callbacks;
+static int watch_ev = 0;        /* ignore JVMTI events by default */
+static int gen_ev = 0;          /* number of generated events */
+static int tot_result = PASSED; /* total result of the test */
+
+static jrawMonitorID watch_ev_monitor;
+
+static void set_watch_ev(int value) {
+    jvmti->RawMonitorEnter(watch_ev_monitor);
+
+    watch_ev = value;
+
+    jvmti->RawMonitorExit(watch_ev_monitor);
+}
+
+void JNICALL
+FramePop(jvmtiEnv *jvmti_env, JNIEnv *env, jthread thread,
+        jmethodID method, jboolean wasPopedByException) {
+    jvmti->RawMonitorEnter(watch_ev_monitor);
+
+    if (watch_ev) {
+        printf("#### FramePop event occurred ####\n");
+        gen_ev++;
+    }
+
+    jvmti->RawMonitorExit(watch_ev_monitor);
+}
+
+void JNICALL
+MethodExit(jvmtiEnv *jvmti_env, JNIEnv *env, jthread thr,
+        jmethodID method, jboolean was_poped_by_exc, jvalue return_value) {
+    jvmti->RawMonitorEnter(watch_ev_monitor);
+
+    if (watch_ev) {
+        printf("#### MethodExit event occurred ####\n");
+        gen_ev++;
+    }
+
+    jvmti->RawMonitorExit(watch_ev_monitor);
+}
+
+JNIEXPORT jint JNICALL
+Java_nsk_jvmti_PopFrame_popframe003_suspThread(JNIEnv *env,
+        jclass cls, jint vrb, jobject susThr) {
+    jvmtiError err;
+
+    if (!caps.can_pop_frame || !caps.can_suspend) {
+        return PASSED;
+    }
+
+    if (vrb == 1)
+        printf(">>>>>>>> Invoke SuspendThread()\n");
+    if ((err = (jvmti->SuspendThread(susThr))) != JVMTI_ERROR_NONE) {
+        printf("%s: Failed to call SuspendThread(): error=%d: %s\n",
+            __FILE__, err, TranslateError(err));
+        return JNI_ERR;
+    }
+    if (vrb == 1)
+        printf("<<<<<<<< SuspendThread() is successfully done\n");
+    return PASSED;
+}
+
+JNIEXPORT jint JNICALL
+Java_nsk_jvmti_PopFrame_popframe003_resThread(JNIEnv *env, jclass cls, jint vrb,
+        jobject susThr) {
+    jvmtiError err;
+
+    if (!caps.can_pop_frame || !caps.can_suspend) {
+        return PASSED;
+    }
+
+    if (vrb == 1)
+        printf(">>>>>>>> Invoke ResumeThread()\n");
+    if ((err = (jvmti->ResumeThread(susThr))) != JVMTI_ERROR_NONE) {
+        printf("%s: Failed to call ResumeThread(): error=%d: %s\n",
+            __FILE__, err, TranslateError(err));
+        return JNI_ERR;
+    }
+    if (vrb == 1)
+        printf("<<<<<<<< ResumeThread() is successfully done\n");
+    return PASSED;
+}
+
+
+JNIEXPORT jint JNICALL
+Java_nsk_jvmti_PopFrame_popframe003_doPopFrame(JNIEnv *env, jclass cls, jint vrb,
+        jobject frameThr) {
+    jvmtiError err;
+
+    if (!caps.can_pop_frame || !caps.can_suspend) {
+        return PASSED;
+    }
+
+    err = jvmti->SetEventNotificationMode(JVMTI_ENABLE,
+        JVMTI_EVENT_METHOD_EXIT, frameThr);
+    if (err != JVMTI_ERROR_NONE) {
+        printf("Failed to enable METHOD_EXIT event: %s (%d)\n",
+               TranslateError(err), err);
+        tot_result = STATUS_FAILED;
+    }
+
+    err = jvmti->SetEventNotificationMode(JVMTI_ENABLE,
+        JVMTI_EVENT_FRAME_POP, frameThr);
+    if (err != JVMTI_ERROR_NONE) {
+        printf("Failed to enable FRAME_POP event: %s (%d)\n",
+               TranslateError(err), err);
+        tot_result = STATUS_FAILED;
+    }
+
+    if (vrb == 1)
+        printf(">>>>>>>> Invoke PopFrame()\n");
+    set_watch_ev(1); /* watch JVMTI events */
+
+    if ((err = (jvmti->PopFrame(frameThr))) != JVMTI_ERROR_NONE) {
+        printf("TEST FAILED: the function PopFrame() returned the error %d: %s\n",
+            err, TranslateError(err));
+        printf("\tFor more info about this error see the JVMTI spec.\n");
+        tot_result = STATUS_FAILED;
+    }
+    else if (vrb == 1)
+        printf("Check #1 PASSED: PopFrame() is successfully done\n");
+
+    set_watch_ev(0); /* ignore again JVMTI events */
+    if (gen_ev) {
+        printf("TEST FAILED: %d JVMTI events were generated by the function PopFrame()\n",
+            gen_ev);
+        tot_result = STATUS_FAILED;
+    } else if (vrb == 1)
+        printf("Check #2 PASSED: No JVMTI events were generated by the function PopFrame()\n");
+
+    return(tot_result);
+}
+
+#ifdef STATIC_BUILD
+JNIEXPORT jint JNICALL Agent_OnLoad_popframe003(JavaVM *jvm, char *options, void *reserved) {
+    return Agent_Initialize(jvm, options, reserved);
+}
+JNIEXPORT jint JNICALL Agent_OnAttach_popframe003(JavaVM *jvm, char *options, void *reserved) {
+    return Agent_Initialize(jvm, options, reserved);
+}
+JNIEXPORT jint JNI_OnLoad_popframe003(JavaVM *jvm, char *options, void *reserved) {
+    return JNI_VERSION_1_8;
+}
+#endif
+jint  Agent_Initialize(JavaVM *jvm, char *options, void *reserved) {
+    jint res;
+    jvmtiError err;
+
+    res = JNI_ENV_PTR(jvm)->GetEnv(JNI_ENV_ARG(jvm, (void **) &jvmti),
+        JVMTI_VERSION_1_1);
+    if (res != JNI_OK || jvmti == NULL) {
+        printf("Wrong result of a valid call to GetEnv!\n");
+        return JNI_ERR;
+    }
+
+    err = jvmti->GetPotentialCapabilities(&caps);
+    if (err != JVMTI_ERROR_NONE) {
+        printf("(GetPotentialCapabilities) unexpected error: %s (%d)\n",
+               TranslateError(err), err);
+        return JNI_ERR;
+    }
+
+    err = jvmti->AddCapabilities(&caps);
+    if (err != JVMTI_ERROR_NONE) {
+        printf("(AddCapabilities) unexpected error: %s (%d)\n",
+               TranslateError(err), err);
+        return JNI_ERR;
+    }
+
+    err = jvmti->GetCapabilities(&caps);
+    if (err != JVMTI_ERROR_NONE) {
+        printf("(GetCapabilities) unexpected error: %s (%d)\n",
+               TranslateError(err), err);
+        return JNI_ERR;
+    }
+
+    if (!caps.can_pop_frame) {
+        printf("Warning: PopFrame is not implemented\n");
+        return JNI_OK;
+    }
+
+    if (!caps.can_suspend) {
+        printf("Warning: suspend/resume is not implemented\n");
+        return JNI_OK;
+    }
+
+    if (caps.can_generate_frame_pop_events &&
+            caps.can_generate_method_exit_events) {
+        callbacks.MethodExit = &MethodExit;
+        callbacks.FramePop = &FramePop;
+        err = jvmti->SetEventCallbacks(&callbacks, sizeof(callbacks));
+        if (err != JVMTI_ERROR_NONE) {
+            printf("(SetEventCallbacks) unexpected error: %s (%d)\n",
+                   TranslateError(err), err);
+            return JNI_ERR;
+        }
+    } else {
+        printf("Warning: FramePop or MethodExit event is not implemented\n");
+    }
+
+    err = jvmti->CreateRawMonitor("watch_ev_monitor", &watch_ev_monitor);
+    if (err != JVMTI_ERROR_NONE) {
+        printf("(CreateRawMonitor) unexpected error: %s (%d)\n",
+               TranslateError(err), err);
+        return JNI_ERR;
+    }
+
+    return JNI_OK;
+}
+
+#ifdef __cplusplus
+}
+#endif