/*

 * Copyright (c) 2016, 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.

 */

/*

 * @test

 * @bug 8132879

 * @compile CallSites.jasm

 * @run main/othervm -Xverify:all -Xbatch

 *                   -XX:CompileCommand=dontinline,compiler.linkage.LinkageErrors::test*

 *                   compiler.linkage.LinkageErrors

 */

package compiler.linkage;

import java.lang.invoke.MethodHandle;

import java.lang.invoke.MethodHandles;

import java.lang.invoke.MethodType;

interface I {

    void m1(int i);

    static void s1() {}

}

class A implements I {

    public void m1(int i) {}

}

class X {

    public        void m1(int i) {}

    public final  void f1(int i) {}

    public static void s1(int i) {}

}

public class LinkageErrors {

    final static MethodHandles.Lookup L = MethodHandles.lookup();

    static void testICCE(MethodHandle mh) {

        try {

            mh.invokeExact();

            throw new AssertionError("No exception thrown");

        } catch (IncompatibleClassChangeError e) {

            return; // expected

        } catch (AssertionError e) {

            throw e; // rethrow

        } catch (Throwable e) {

            throw new AssertionError("Unexpected exception", e);

        }

    }

    static void testNSME(MethodHandle mh) {

        try {

            mh.invokeExact();

            throw new AssertionError("No exception thrown");

        } catch (NoSuchMethodError e) {

            return; // expected

        } catch (AssertionError e) {

            throw e; // rethrow

        } catch (Throwable e) {

            throw new AssertionError("Unexpected exception", e);

        }

    }

    public static void main(String args[]) throws Throwable {

        Class<?> test = Class.forName("compiler.linkage.CallSites");

        // Non-existent method lookups.

        MethodHandle testI1 = L.findStatic(test, "testI1", MethodType.methodType(void.class, I.class));

        MethodHandle testX1 = L.findStatic(test, "testX1", MethodType.methodType(void.class, X.class));

        MethodHandle testI1_A    = testI1.bindTo(new A());

        MethodHandle testI1_null = testI1.bindTo(null);

        MethodHandle testX1_X    = testX1.bindTo(new X());

        MethodHandle testX1_null = testX1.bindTo(null);

        // invokestatic of instance methods.

        MethodHandle testI2 = L.findStatic(test, "testI2", MethodType.methodType(void.class));

        MethodHandle testX2 = L.findStatic(test, "testX2", MethodType.methodType(void.class));

        MethodHandle testI3 = L.findStatic(test, "testI3", MethodType.methodType(void.class, I.class));

        MethodHandle testX3 = L.findStatic(test, "testX3", MethodType.methodType(void.class, X.class));

        // Virtual invocation of static methods.

        MethodHandle testI3_A    = testI3.bindTo(new A());

        MethodHandle testI3_null = testI3.bindTo(null);

        MethodHandle testX3_X    = testX3.bindTo(new X());

        MethodHandle testX3_null = testX3.bindTo(null);

        for (int i = 0; i < 20_000; i++) {

            testNSME(testI1_A);

            testNSME(testI1_null);

            testNSME(testX1_X);

            testNSME(testX1_null);

            testICCE(testI2);

            testICCE(testX2);

            testICCE(testI3_A);

            testICCE(testI3_null);

            testICCE(testX3_X);

            testICCE(testX3_null);

        }

        System.out.println("TEST PASSED");

    }

}