| /* |
| * Copyright (c) 2015, 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. |
| */ |
| |
| /* |
| * Native test for ToStringInInterfaceTest. |
| */ |
| |
| #include "jni.h" |
| |
| #define checkException(env) if ((*env)->ExceptionCheck(env)) { return; } |
| |
| jstring callStringMethod(JNIEnv* env, jobject jobj, jmethodID id, ...) |
| { |
| jstring value; |
| |
| va_list ap; |
| va_start(ap, id); |
| value = (jstring)(*env)->CallObjectMethodV(env, jobj, id, ap); |
| va_end(ap); |
| return value; |
| } |
| |
| JNIEXPORT void JNICALL Java_ToStringTest_nTest(JNIEnv* env, jclass jclazz) |
| { |
| jclass classOfInterfaceWithToString; |
| jclass classOfImplementationOfWithToString; |
| jmethodID constructorOfImplementationOfWithToString; |
| jobject instanceOfImplementationOfWithToString; |
| jmethodID toStringOfInterfaceWithToString; |
| jmethodID toStringOfImplementationOfWithToString; |
| jstring jstr; |
| const char *chars; |
| |
| classOfInterfaceWithToString = (*env)->FindClass(env, "InterfaceWithToString"); |
| checkException(env); |
| classOfImplementationOfWithToString = (*env)->FindClass(env, "ImplementationOfWithToString"); |
| checkException(env); |
| |
| constructorOfImplementationOfWithToString = (*env)->GetMethodID(env, classOfImplementationOfWithToString, "<init>", "()V"); |
| checkException(env); |
| |
| instanceOfImplementationOfWithToString = (*env)->NewObject(env, classOfImplementationOfWithToString, constructorOfImplementationOfWithToString); |
| checkException(env); |
| |
| toStringOfInterfaceWithToString = (*env)->GetMethodID(env, classOfInterfaceWithToString, "toString", "()Ljava/lang/String;"); |
| checkException(env); |
| |
| toStringOfImplementationOfWithToString = (*env)->GetMethodID(env, classOfImplementationOfWithToString, "toString", "()Ljava/lang/String;"); |
| checkException(env); |
| |
| jstr = callStringMethod(env, instanceOfImplementationOfWithToString, toStringOfImplementationOfWithToString); |
| checkException(env); |
| |
| chars = (*env)->GetStringUTFChars(env, jstr, NULL); |
| (*env)->ReleaseStringUTFChars(env, jstr, chars); |
| |
| jstr = callStringMethod(env, instanceOfImplementationOfWithToString, toStringOfInterfaceWithToString); |
| checkException(env); |
| |
| chars = (*env)->GetStringUTFChars(env, jstr, NULL); |
| (*env)->ReleaseStringUTFChars(env, jstr, chars); |
| } |