test/tools/javac/TryWithResources/ExplicitFinal.java

changeset 840
7f8794f9cc14
parent 0
959103a6100f
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/test/tools/javac/TryWithResources/ExplicitFinal.java	Tue Jan 25 17:02:56 2011 -0800
     1.3 @@ -0,0 +1,56 @@
     1.4 +/*
     1.5 + * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
     1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
     1.7 + *
     1.8 + * This code is free software; you can redistribute it and/or modify it
     1.9 + * under the terms of the GNU General Public License version 2 only, as
    1.10 + * published by the Free Software Foundation.
    1.11 + *
    1.12 + * This code is distributed in the hope that it will be useful, but WITHOUT
    1.13 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    1.14 + * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    1.15 + * version 2 for more details (a copy is included in the LICENSE file that
    1.16 + * accompanied this code).
    1.17 + *
    1.18 + * You should have received a copy of the GNU General Public License version
    1.19 + * 2 along with this work; if not, write to the Free Software Foundation,
    1.20 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
    1.21 + *
    1.22 + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
    1.23 + * or visit www.oracle.com if you need additional information or have any
    1.24 + * questions.
    1.25 + */
    1.26 +
    1.27 +/*
    1.28 + * @test
    1.29 + * @bug 7013420
    1.30 + * @author Joseph D. Darcy
    1.31 + * @summary Test that resource variables are accepted as explicitly final.
    1.32 + */
    1.33 +
    1.34 +import java.io.IOException;
    1.35 +
    1.36 +public class ExplicitFinal implements AutoCloseable {
    1.37 +    public static void main(String... args) {
    1.38 +        try(final ExplicitFinal r2 = new ExplicitFinal()) {
    1.39 +            r2.toString();
    1.40 +        } catch (IOException ioe) {
    1.41 +            throw new AssertionError("Shouldn't reach here", ioe);
    1.42 +        }
    1.43 +
    1.44 +        try(final @SuppressWarnings("unchecked") ExplicitFinal r3 = new ExplicitFinal()) {
    1.45 +            r3.toString();
    1.46 +        } catch (IOException ioe) {
    1.47 +            throw new AssertionError("Shouldn't reach here", ioe);
    1.48 +        }
    1.49 +
    1.50 +        try(@SuppressWarnings("unchecked") ExplicitFinal r4 = new ExplicitFinal()) {
    1.51 +            r4.toString();
    1.52 +        } catch (IOException ioe) {
    1.53 +            throw new AssertionError("Shouldn't reach here", ioe);
    1.54 +        }
    1.55 +    }
    1.56 +    public void close() throws IOException {
    1.57 +        System.out.println("Calling close on " + this);
    1.58 +    }
    1.59 +}

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