| /* |
| * 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 "nsk_strace.h" |
| #include "nsk_tools.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| static const char *Stest_cn="nsk/stress/strace/strace005"; |
| static jclass stackOverflowErrorClass; |
| |
| JNIEXPORT jint JNICALL |
| JNI_OnLoad(JavaVM *vm, void *reserved) |
| { |
| JNIEnv *env; |
| |
| if ((*vm)->GetEnv(vm, (void **) &env, JNI_VERSION) != JNI_OK) { |
| printf("%s:%d: Failed to call GetEnv\n", __FILE__, __LINE__); |
| return 0; |
| } |
| |
| FIND_CLASS(stackOverflowErrorClass, "java/lang/StackOverflowError"); |
| if ((stackOverflowErrorClass = (*env)->NewGlobalRef(env, stackOverflowErrorClass)) == NULL) { |
| printf("Can't create global ref for stack overflow class\n"); |
| return 0; |
| } |
| |
| return JNI_VERSION; |
| } |
| |
| JNIEXPORT void JNICALL |
| JNI_OnUnload(JavaVM *vm, void *reserved) |
| { |
| JNIEnv *env; |
| |
| if ((*vm)->GetEnv(vm, (void **) &env, JNI_VERSION) != JNI_OK) { |
| if (stackOverflowErrorClass != NULL) { |
| (*env)->DeleteGlobalRef(env, stackOverflowErrorClass); |
| } |
| } else { |
| printf("%s:%d: Failed to call GetEnv\n", __FILE__, __LINE__); |
| } |
| |
| } |
| |
| JNIEXPORT void JNICALL |
| Java_nsk_stress_strace_strace005Thread_recursiveMethod2(JNIEnv *env, jobject obj) |
| { |
| jfieldID field; |
| jmethodID method; |
| jint currDepth; |
| jclass testClass, threadClass; |
| jint maxDepth; |
| |
| FIND_CLASS(testClass, Stest_cn); |
| GET_OBJECT_CLASS(threadClass, obj); |
| |
| GET_STATIC_INT_FIELD(maxDepth, testClass, "DEPTH"); |
| |
| /* currDepth++ */ |
| GET_INT_FIELD(currDepth, obj, threadClass, "currentDepth"); |
| currDepth++; |
| SET_INT_FIELD(obj, threadClass, "currentDepth", currDepth); |
| |
| |
| if (maxDepth - currDepth > 0) |
| { |
| GET_STATIC_METHOD_ID(method, threadClass, "yield", "()V"); |
| NSK_CPP_STUB3(CallStaticVoidMethod, env, threadClass, method); |
| EXCEPTION_CHECK(stackOverflowErrorClass, currDepth); |
| |
| GET_METHOD_ID(method, threadClass, "recursiveMethod1", "()V"); |
| NSK_CPP_STUB3(CallVoidMethod, env, obj, method); |
| EXCEPTION_CHECK(stackOverflowErrorClass, currDepth); |
| } |
| |
| currDepth--; |
| GET_OBJECT_CLASS(threadClass, obj); |
| SET_INT_FIELD(obj, threadClass, "currentDepth", currDepth); |
| } |
| |
| #ifdef __cplusplus |
| } |
| #endif |