83 lines
3.2 KiB
C
83 lines
3.2 KiB
C
/*
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* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* Native test for ToStringInInterfaceTest.
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*/
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#include "jni.h"
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#define checkException(env) if ((*env)->ExceptionCheck(env)) { return; }
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jstring callStringMethod(JNIEnv* env, jobject jobj, jmethodID id, ...)
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{
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jstring value;
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va_list ap;
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va_start(ap, id);
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value = (jstring)(*env)->CallObjectMethodV(env, jobj, id, ap);
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va_end(ap);
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return value;
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}
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JNIEXPORT void JNICALL Java_ToStringTest_nTest(JNIEnv* env, jclass jclazz)
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{
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jclass classOfInterfaceWithToString;
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jclass classOfImplementationOfWithToString;
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jmethodID constructorOfImplementationOfWithToString;
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jobject instanceOfImplementationOfWithToString;
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jmethodID toStringOfInterfaceWithToString;
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jmethodID toStringOfImplementationOfWithToString;
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jstring jstr;
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const char *chars;
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classOfInterfaceWithToString = (*env)->FindClass(env, "InterfaceWithToString");
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checkException(env);
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classOfImplementationOfWithToString = (*env)->FindClass(env, "ImplementationOfWithToString");
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checkException(env);
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constructorOfImplementationOfWithToString = (*env)->GetMethodID(env, classOfImplementationOfWithToString, "<init>", "()V");
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checkException(env);
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instanceOfImplementationOfWithToString = (*env)->NewObject(env, classOfImplementationOfWithToString, constructorOfImplementationOfWithToString);
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checkException(env);
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toStringOfInterfaceWithToString = (*env)->GetMethodID(env, classOfInterfaceWithToString, "toString", "()Ljava/lang/String;");
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checkException(env);
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toStringOfImplementationOfWithToString = (*env)->GetMethodID(env, classOfImplementationOfWithToString, "toString", "()Ljava/lang/String;");
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checkException(env);
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jstr = callStringMethod(env, instanceOfImplementationOfWithToString, toStringOfImplementationOfWithToString);
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checkException(env);
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chars = (*env)->GetStringUTFChars(env, jstr, NULL);
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(*env)->ReleaseStringUTFChars(env, jstr, chars);
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jstr = callStringMethod(env, instanceOfImplementationOfWithToString, toStringOfInterfaceWithToString);
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checkException(env);
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chars = (*env)->GetStringUTFChars(env, jstr, NULL);
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(*env)->ReleaseStringUTFChars(env, jstr, chars);
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}
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