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Java example source code file (TwrOnNonResource.java)

This example Java source code file (TwrOnNonResource.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

assertionerror, closable, exception, i'm, twronnonresource

The TwrOnNonResource.java Java example source code

/*
 * @test  /nodynamiccopyright/
 * @bug 6911256 6964740 7013420
 * @author Joseph D. Darcy
 * @summary Verify invalid TWR block is not accepted.
 * @compile/fail -source 6 TwrOnNonResource.java
 * @compile/fail/ref=TwrOnNonResource.out -XDrawDiagnostics TwrOnNonResource.java
 */

class TwrOnNonResource {
    public static void main(String... args) {
        try(TwrOnNonResource aonr = new TwrOnNonResource()) {
            System.out.println(aonr.toString());
        }
        try(TwrOnNonResource aonr = new TwrOnNonResource()) {
            System.out.println(aonr.toString());
        } finally {;}
        try(TwrOnNonResource aonr = new TwrOnNonResource()) {
            System.out.println(aonr.toString());
        } catch (Exception e) {;}
    }

    /*
     * A close method, but the class is <em>not Closeable or
     * AutoCloseable.
     */
    public void close() {
        throw new AssertionError("I'm not Closable!");
    }
}

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