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Java example source code file (T6348499.java)

This example Java source code file (T6348499.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

a_java, assertionerror, diagnosticlistener, file, iterable, javactask, javactool, javafileobject, mydiaglistener, standardjavafilemanager, string, stringwriter, t6348499, util

The T6348499.java Java example source code

/*
 * Copyright (c) 2006, 2012, 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 6441871
 * @summary javac crashes at com.sun.tools.javac.jvm.ClassReader$BadClassFile
 * @library /tools/javac/lib
 * @build JavacTestingAbstractProcessor A
 * @run main T6348499
 */

// Note that 6441871 is an interim partial fix for 6348499 that just removes the javac
// crash message and stacktrace

import java.io.*;
import java.util.*;
import javax.annotation.processing.*;
import javax.lang.model.*;
import javax.lang.model.element.*;
import javax.tools.*;
import com.sun.source.util.*;
import com.sun.tools.javac.api.*;


public class T6348499 {
    public static void main(String... args) {
        String testSrc = System.getProperty("test.src", ".");
        String testClasses = System.getProperty("test.classes");
        String testClassPath = System.getProperty("test.class.path", testClasses);
        String A_java = new File(testSrc, "A.java").getPath();
        JavacTool tool = JavacTool.create();
        MyDiagListener dl = new MyDiagListener();
        StandardJavaFileManager fm = tool.getStandardFileManager(dl, null, null);
        Iterable<? extends JavaFileObject> files =
            fm.getJavaFileObjectsFromFiles(Arrays.asList(new File(testSrc, "A.java")));
        Iterable<String> opts = Arrays.asList("-proc:only",
                                              "-processor", "A",
                                              "-processorpath", testClassPath);
        StringWriter out = new StringWriter();
        JavacTask task = tool.getTask(out, fm, dl, opts, null, files);
        task.call();
        String s = out.toString();
        System.err.print(s);
        // Expect the following 1 multi-line diagnostic, and no output to log
        //     error: cannot access A_0
        //     bad class file: A_0.class
        //     illegal start of class file
        //     Please remove or make sure it appears in the correct subdirectory of the classpath.
        System.err.println(dl.count + " diagnostics; " + s.length() + " characters");
        if (dl.count != 1 || s.length() != 0)
            throw new AssertionError("unexpected output from compiler");
    }

    static class MyDiagListener implements DiagnosticListener<JavaFileObject> {
        public void report(Diagnostic d) {
            System.err.println(d);
            count++;
        }

        public int count;
    }

    private static String self = T6348499.class.getName();
}

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