jdk/test/java/beans/XMLEncoder/Test4936682.java
author mcimadamore
Wed, 31 Aug 2011 16:11:28 +0100 (2011-08-31)
changeset 10452 c8f32009b413
parent 5506 202f599c92aa
permissions -rw-r--r--
7085024: internal error; cannot instantiate Foo Summary: Types.isConvertible does not handle erroneous types correctly Reviewed-by: jjg
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/*
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 * Copyright (c) 2007, 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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 * @test
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 * @bug 4936682
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 * @summary Tests encoding of reference to target
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 * @author Sergey Malenkov
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 */
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import java.beans.DefaultPersistenceDelegate;
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import java.beans.Encoder;
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import java.beans.Expression;
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import java.beans.XMLEncoder;
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public final class Test4936682 extends AbstractTest<Object[]> {
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    public static void main(String[] args) {
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        new Test4936682().test(true);
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    }
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    protected Object[] getObject() {
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        OuterClass outer = new OuterClass();
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        return new Object [] {outer.getInner(), outer};
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    }
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    protected void initialize(XMLEncoder encoder) {
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        encoder.setPersistenceDelegate(
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                OuterClass.InnerClass.class,
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                new DefaultPersistenceDelegate() {
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                    protected Expression instantiate(Object oldInstance, Encoder out) {
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                        OuterClass.InnerClass inner = (OuterClass.InnerClass) oldInstance;
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                        OuterClass outer = inner.getOuter();
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                        return new Expression(inner, outer, "getInner", new Object[0]);
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                    }
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                }
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        );
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    }
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    protected void validate(Object[] before, Object[] after) {
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        validate(before);
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        validate(after);
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    }
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    private static void validate(Object[] array) {
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        if (2 != array.length) {
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            throw new Error("unexpected array length: " + array.length);
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        }
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        OuterClass outer = (OuterClass) array[1];
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        if (!outer.getInner().equals(array[0])) {
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            throw new Error("unexpected array content");
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        }
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    }
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    public static final class OuterClass {
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        private final InnerClass inner = new InnerClass();
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        public InnerClass getInner() {
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            return this.inner;
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        }
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        public class InnerClass {
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            private InnerClass() {
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            }
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            public OuterClass getOuter() {
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                return OuterClass.this;
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            }
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        }
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    }
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}