--- a/test/hotspot/jtreg/runtime/RedefineTests/libRedefineDoubleDelete.c Tue Mar 26 08:57:28 2019 -0400
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,164 +0,0 @@
-/*
- * Copyright (c) 2017, 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"
-
-#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 TranslateError(err) "JVMTI error"
-
-static jvmtiEnv *jvmti = NULL;
-
-static jint Agent_Initialize(JavaVM *jvm, char *options, void *reserved);
-
-JNIEXPORT
-jint JNICALL Agent_OnLoad(JavaVM *jvm, char *options, void *reserved) {
- return Agent_Initialize(jvm, options, reserved);
-}
-
-JNIEXPORT
-jint JNICALL Agent_OnAttach(JavaVM *jvm, char *options, void *reserved) {
- return Agent_Initialize(jvm, options, reserved);
-}
-
-JNIEXPORT
-jint JNICALL JNI_OnLoad(JavaVM *jvm, void *reserved) {
- return JNI_VERSION_9;
-}
-
-
-static jint newClassDataLen = 0;
-static unsigned char* newClassData = NULL;
-
-static jint
-getBytecodes(jvmtiEnv *jvmti_env,
- jint class_data_len, const unsigned char* class_data) {
- int i;
- jint res;
-
- newClassDataLen = class_data_len;
- res = (*jvmti_env)->Allocate(jvmti_env, newClassDataLen, &newClassData);
- if (res != JNI_OK) {
- printf(" Unable to allocate bytes\n");
- return JNI_ERR;
- }
- for (i = 0; i < newClassDataLen; i++) {
- newClassData[i] = class_data[i];
- // Rewrite oo in class to aa
- if (i > 0 && class_data[i] == 'o' && class_data[i-1] == 'o') {
- newClassData[i] = newClassData[i-1] = 'a';
- }
- }
- printf(" ... copied bytecode: %d bytes\n", (int)newClassDataLen);
- return JNI_OK;
-}
-
-
-static void JNICALL
-Callback_ClassFileLoadHook(jvmtiEnv *jvmti_env, JNIEnv *env,
- jclass class_being_redefined,
- jobject loader, const char* name, jobject protection_domain,
- jint class_data_len, const unsigned char* class_data,
- jint *new_class_data_len, unsigned char** new_class_data) {
- if (name != NULL && strcmp(name, "RedefineDoubleDelete$B") == 0) {
- if (newClassData == NULL) {
- jint res = getBytecodes(jvmti_env, class_data_len, class_data);
- if (res == JNI_ERR) {
- printf(">>> ClassFileLoadHook event: class name %s FAILED\n", name);
- return;
- }
- // Only change for first CFLH event.
- *new_class_data_len = newClassDataLen;
- *new_class_data = newClassData;
- }
- printf(">>> ClassFileLoadHook event: class name %s\n", name);
- }
-}
-
-static
-jint Agent_Initialize(JavaVM *jvm, char *options, void *reserved) {
- jint res, size;
- jvmtiCapabilities caps;
- jvmtiEventCallbacks callbacks;
- jvmtiError err;
-
- res = JNI_ENV_PTR(jvm)->GetEnv(JNI_ENV_ARG(jvm, (void **) &jvmti),
- JVMTI_VERSION_9);
- if (res != JNI_OK || jvmti == NULL) {
- printf(" Error: wrong result of a valid call to GetEnv!\n");
- return JNI_ERR;
- }
-
- printf("Enabling following capabilities: can_generate_all_class_hook_events, "
- "can_retransform_classes, can_redefine_classes");
- memset(&caps, 0, sizeof(caps));
- caps.can_generate_all_class_hook_events = 1;
- caps.can_retransform_classes = 1;
- caps.can_redefine_classes = 1;
- printf("\n");
-
- err = (*jvmti)->AddCapabilities(jvmti, &caps);
- if (err != JVMTI_ERROR_NONE) {
- printf(" Error in AddCapabilites: %s (%d)\n", TranslateError(err), err);
- return JNI_ERR;
- }
-
- size = (jint)sizeof(callbacks);
-
- memset(&callbacks, 0, sizeof(callbacks));
- callbacks.ClassFileLoadHook = Callback_ClassFileLoadHook;
-
- err = (*jvmti)->SetEventCallbacks(jvmti, &callbacks, size);
- if (err != JVMTI_ERROR_NONE) {
- printf(" Error in SetEventCallbacks: %s (%d)\n", TranslateError(err), err);
- return JNI_ERR;
- }
-
- err = (*jvmti)->SetEventNotificationMode(jvmti, JVMTI_ENABLE, JVMTI_EVENT_CLASS_FILE_LOAD_HOOK, NULL);
- if (err != JVMTI_ERROR_NONE) {
- printf(" Error in SetEventNotificationMode: %s (%d)\n", TranslateError(err), err);
- return JNI_ERR;
- }
-
- return JNI_OK;
-}
-
-#ifdef __cplusplus
-}
-#endif