1 /* 2 * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 #include <jni.h> 25 26 static jmethodID _callable_method_id; 27 static jmethodID _callable_nested_method_id; 28 29 static jmethodID get_method_id(JNIEnv *env, jclass clz, jstring jname, jstring jsig) { 30 jmethodID mid; 31 const char *name, *sig; 32 name = (*env)->GetStringUTFChars(env, jname, NULL); 33 sig = (*env)->GetStringUTFChars(env, jsig, NULL); 34 mid = (*env)->GetMethodID(env, clz, name, sig); 35 (*env)->ReleaseStringUTFChars(env, jname, name); 36 (*env)->ReleaseStringUTFChars(env, jsig, sig); 37 return mid; 38 } 39 40 JNIEXPORT void JNICALL 41 Java_TestCheckedJniExceptionCheck_initMethodIds(JNIEnv *env, 42 jobject obj, 43 jstring callable_method_name, 44 jstring callable_method_sig, 45 jstring callable_nested_method_name, 46 jstring callable_nested_method_sig) { 47 jclass clz = (*env)->GetObjectClass(env, obj); 48 49 _callable_method_id = get_method_id(env, clz, 50 callable_method_name, 51 callable_method_sig); 52 53 _callable_nested_method_id = get_method_id(env, clz, 54 callable_nested_method_name, 55 callable_nested_method_sig); 56 } 57 58 JNIEXPORT void JNICALL 59 Java_TestCheckedJniExceptionCheck_callJavaFromNative(JNIEnv *env, 60 jobject obj, 61 jint nofCalls, 62 jboolean checkExceptions) { 63 int i; 64 for (i = 0; i < nofCalls; i++) { 65 (*env)->CallVoidMethod(env, obj, _callable_method_id); 66 if (checkExceptions == JNI_TRUE) { 67 (*env)->ExceptionCheck(env); 68 } 69 } 70 } 71 72 JNIEXPORT void JNICALL 73 Java_TestCheckedJniExceptionCheck_callNestedJavaFromNative(JNIEnv *env, 74 jobject obj, 75 jint nofCalls, 76 jboolean checkExceptions) { 77 int i; 78 for (i = 0; i < nofCalls; i++) { 79 (*env)->CallVoidMethod(env, obj, _callable_nested_method_id, nofCalls, checkExceptions); 80 if (checkExceptions == JNI_TRUE) { 81 (*env)->ExceptionCheck(env); 82 } 83 } 84 }