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Java example source code file (ExtDirTest.java)

This example Java source code file (ExtDirTest.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

digest\-algorithms, exception, extdirtest_1src, extdirtest_3, extdirtestclass1, extdirtestclass2, ivr4zvi9msm26nmqwtzpq\=\=\\n, manifest\-version, md5, md5\-digest, name, sha, sha-digest, string, util

The ExtDirTest.java Java example source code

/*
 * Copyright (c) 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 4204897 4256097 4785453 4863609
 * @summary Test that '.jar' files in -extdirs are found.
 * @library /tools/javac/lib
 * @build ToolBox
 * @run main ExtDirTest
 */

import java.io.File;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.Arrays;
import java.util.List;

//original test: test/tools/javac/ExtDirs/ExtDirs.sh
public class ExtDirTest {

    private static final String ExtDirTestClass1Src =
        "package pkg1;\n" +
        "\n" +
        "public class ExtDirTestClass1 {}";

    private static final String ExtDirTestClass2Src =
        "package pkg2;\n" +
        "\n" +
        "public class ExtDirTestClass2 {}";

    private static final String ExtDirTest_1Src =
        "import pkg1.*;\n" +
        "\n" +
        "public class ExtDirTest_1 {\n" +
        "  ExtDirTestClass1 x;\n" +
        "}";

    private static final String ExtDirTest_2Src =
        "import pkg1.*;\n" +
        "import pkg2.*;\n" +
        "\n" +
        "public class ExtDirTest_2 {\n" +
        "  ExtDirTestClass1 x;\n" +
        "  ExtDirTestClass2 y;\n" +
        "}";

    private static final String ExtDirTest_3Src =
        "import pkg1.*;\n" +
        "import pkg2.*;\n" +
        "\n" +
        "public class ExtDirTest_3 {\n" +
        "  ExtDirTestClass1 x;\n" +
        "  ExtDirTestClass2 y;\n" +
        "}";

    private static final String jar1Manifest =
        "Manifest-Version: 1.0\n" +
        "\n" +
        "Name: pkg1/ExtDirTestClass1.class\n" +
        "Digest-Algorithms: SHA MD5 \n" +
        "SHA-Digest: 9HEcO9LJmND3cvOlq/AbUsbD9S0=\n" +
        "MD5-Digest: hffPBwfqcUcnEdNv4PXu1Q==\n" +
        "\n" +
        "Name: pkg1/ExtDirTestClass1.java\n" +
        "Digest-Algorithms: SHA MD5 \n" +
        "SHA-Digest: 2FQVe6w3n2Ma1ACYpe8a988EBU8=\n" +
        "MD5-Digest: /Ivr4zVI9MSM26NmqWtZpQ==\n";

    private static final String jar2Manifest =
        "Manifest-Version: 1.0\n" +
        "\n" +
        "Name: pkg2/ExtDirTestClass2.class\n" +
        "Digest-Algorithms: SHA MD5 \n" +
        "SHA-Digest: elbPaqWf8hjj1+ZkkdW3PGTsilo=\n" +
        "MD5-Digest: 57Nn0e2t1yEQfu/4kSw8yg==\n" +
        "\n" +
        "Name: pkg2/ExtDirTestClass2.java\n" +
        "Digest-Algorithms: SHA MD5 \n" +
        "SHA-Digest: ILJOhwHg5US+yuw1Sc1d+Avu628=\n" +
        "MD5-Digest: j8wnz8wneEcuJ/gjXBBQNA==\n";

    List<String> ouputDirParam = Arrays.asList("-d", ".");

    public static void main(String args[]) throws Exception {
        new ExtDirTest().run();
    }

    void run() throws Exception {
        createJars();
        compileWithExtDirs();
    }

    void createJars() throws Exception {
        sun.tools.jar.Main jarGenerator =
                new sun.tools.jar.Main(System.out, System.err, "jar");

        ToolBox.JavaToolArgs javacParams =
                new ToolBox.JavaToolArgs()
                .setOptions(ouputDirParam)
                .setSources(ExtDirTestClass1Src);
        ToolBox.javac(javacParams);

        ToolBox.writeFile(Paths.get("pkg1", "MANIFEST.MF"), jar1Manifest);
        jarGenerator.run(new String[] {"cfm", "pkg1.jar", "pkg1/MANIFEST.MF",
            "pkg1/ExtDirTestClass1.class"});

        javacParams.setSources(ExtDirTestClass2Src);
        ToolBox.javac(javacParams);

        ToolBox.writeFile(Paths.get("pkg2", "MANIFEST.MF"), jar2Manifest);
        jarGenerator.run(new String[] {"cfm", "pkg2.jar", "pkg2/MANIFEST.MF",
            "pkg2/ExtDirTestClass2.class"});

        ToolBox.copyFile(Paths.get("ext1", "pkg1.jar"), Paths.get("pkg1.jar"));
        ToolBox.copyFile(Paths.get("ext2", "pkg2.jar"), Paths.get("pkg2.jar"));
        ToolBox.copyFile(Paths.get("ext3", "pkg1.jar"), Paths.get("pkg1.jar"));
        ToolBox.copyFile(Paths.get("ext3", "pkg2.jar"), Paths.get("pkg2.jar"));

        Files.delete(Paths.get("pkg1.jar"));
        Files.delete(Paths.get("pkg2.jar"));

        Files.delete(Paths.get("pkg1", "ExtDirTestClass1.class"));
        Files.delete(Paths.get("pkg1", "MANIFEST.MF"));
        Files.delete(Paths.get("pkg1"));
        Files.delete(Paths.get("pkg2", "ExtDirTestClass2.class"));
        Files.delete(Paths.get("pkg2", "MANIFEST.MF"));
        Files.delete(Paths.get("pkg2"));
    }

    void compileWithExtDirs() throws Exception {

//javac -extdirs ext1 ExtDirTest_1.java
        ToolBox.JavaToolArgs params =
                new ToolBox.JavaToolArgs()
                .setOptions("-d", ".", "-extdirs", "ext1")
                .setSources(ExtDirTest_1Src);
        ToolBox.javac(params);

//javac -extdirs ext1:ext2 ExtDirTest_2.java
        params.setOptions("-d", ".", "-extdirs", "ext1" + File.pathSeparator + "ext2")
                .setSources(ExtDirTest_2Src);
        ToolBox.javac(params);

//javac -extdirs ext3 ExtDirTest_3.java
        params.setOptions("-d", ".", "-extdirs", "ext3")
                .setSources(ExtDirTest_3Src);
        ToolBox.javac(params);
    }

}

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