Java example source code file (Test.java)

This example Java source code file (Test.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

exception, file, parser, printwriter, string, stringwriter, test, xdoclint\:none

The Test.java Java example source code

/*
 * Copyright (c) 2010, 2013, 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 6964914
 * @summary javadoc does not output number of warnings using user written doclet
 */

import java.io.*;

public class Test {
    public static void main(String... args) throws Exception {
        new Test().run();
    }

    public void run() throws Exception {
        javadoc("Error.java", "1 error");
        javadoc("JavacWarning.java", "1 warning");
        javadoc("JavadocWarning.java", "1 warning");
        if (errors > 0)
            throw new Exception(errors + " errors found");
    }

    void javadoc(String path, String expect) {
        File testSrc = new File(System.getProperty("test.src"));
        String[] args = {
            "-Xdoclint:none",
            "-source", "1.4", // enables certain Parser warnings
            "-bootclasspath", System.getProperty("sun.boot.class.path"),
            "-classpath", ".",
            "-package",
            new File(testSrc, path).getPath()
        };

        StringWriter sw = new StringWriter();
        PrintWriter pw = new PrintWriter(sw);
        int rc = com.sun.tools.javadoc.Main.execute(
                "javadoc",
                pw, pw, pw,
                com.sun.tools.doclets.standard.Standard.class.getName(),
                args);
        pw.close();
        String out = sw.toString();
        if (!out.isEmpty())
            System.err.println(out);
        System.err.println("javadoc exit: rc=" + rc);

        if (!out.contains(expect))
            error("expected text not found: " + expect);
    }

    void error(String msg) {
        System.err.println("Error: " + msg);
        errors++;
    }

    int errors;
}