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/*
* Copyright (c) 2023, 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.
*/
/*
* @test
* @bug 8304585
* @run junit CallerSensitiveMethodInvoke
* @summary Test Method::invoke that wraps exception in InvocationTargetException properly
*/
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.*;
import java.lang.reflect.Field;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
public class CallerSensitiveMethodInvoke {
private int value = 10;
private void m() throws Exception {
throw new InvocationTargetException(new IllegalArgumentException("testing"));
}
/**
* Tests the Field::get method being invoked via Method::invoke which
* should throw InvocationTargetException thrown by Field::get.
*/
@Test
public void csMethodInvoke() throws ReflectiveOperationException {
Field f = CallerSensitiveMethodInvoke.class.getDeclaredField("value");
try {
// Field::get throws IAE
Method m = Field.class.getDeclaredMethod("get", Object.class);
m.invoke(f, new Object()); // illegal receiver type. IAE thrown
fail("should not reach here");
} catch (InvocationTargetException e) {
Throwable t = e.getCause();
if (!(t instanceof IllegalArgumentException)) {
throw new RuntimeException("Unexpected cause of InvocationTargetException: " + t);
}
}
}
/**
* Tests the method being invoked throws InvocationTargetException which
* will be wrapped with another InvocationTargetException by Method::invoke.
*/
@Test
public void methodInvoke() throws ReflectiveOperationException {
try {
// m() throws InvocationTargetException which will be wrapped by Method::invoke
Method m = CallerSensitiveMethodInvoke.class.getDeclaredMethod("m");
m.invoke(new CallerSensitiveMethodInvoke());
fail("should not reach here");
} catch (InvocationTargetException e) {
Throwable t = e.getCause();
if (!(t instanceof InvocationTargetException)) {
throw new RuntimeException("Unexpected cause of InvocationTargetException: " + t);
}
}
}
}
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