Quellcode-Bibliothek

^© Kompilation durch diese Firma

[Weder Korrektheit noch Funktionsfähigkeit der Software werden zugesichert.]

Datei: InputFilesTest.java Sprache: JAVA

/*
* Copyright (c) 2016, 2017, 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 8165944
* @summary test several jar tool input file scenarios with variations on -C
*          options with/without a --release option.  Some input files are
*          duplicates that sometimes cause exceptions and other times do not,
*          demonstrating identical behavior to JDK 8 jar tool.
* @library /test/lib
* @modules jdk.jartool
* @build jdk.test.lib.Platform
*        jdk.test.lib.util.FileUtils
* @run testng InputFilesTest
*/

import org.testng.Assert;
import org.testng.annotations.AfterMethod;
import org.testng.annotations.BeforeMethod;
import org.testng.annotations.Test;

import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.PrintStream;
import java.io.UncheckedIOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.Arrays;
import java.util.spi.ToolProvider;
import java.util.stream.Stream;
import java.util.zip.ZipException;

import jdk.test.lib.util.FileUtils;

public class InputFilesTest {
    private static final ToolProvider JAR_TOOL = ToolProvider.findFirst("jar")
        .orElseThrow(() ->
            new RuntimeException("jar tool not found")
        );

    private final String nl = System.lineSeparator();
    private final ByteArrayOutputStream baos = new ByteArrayOutputStream();
    private final PrintStream out = new PrintStream(baos);
    private Runnable onCompletion;

    @BeforeMethod
    public void reset() {
        onCompletion = null;
    }

    @AfterMethod
    public void run() {
        if (onCompletion != null) {
            onCompletion.run();
        }
    }

    @Test
    public void test1() throws IOException {
        mkdir("test1 test2");
        touch("test1/testfile1 test2/testfile2");
        jar("cf test.jar -C test1 . -C test2 .");
        jar("tf test.jar");
        println();
        String output = "META-INF/" + nl +
                "META-INF/MANIFEST.MF" + nl +
                "testfile1" + nl +
                "testfile2" + nl;
        rm("test.jar test1 test2");
        Assert.assertEquals(baos.toByteArray(), output.getBytes());
    }

    @Test
    public void test2() throws IOException {
        mkdir("test1 test2 test3 test4");
        touch("test1/testfile1 test2/testfile2 test3/testfile3 test4/testfile4");
        jar("cf test.jar -C test1 . -C test2 . --release 9 -C test3 . -C test4 .");
        jar("tf test.jar");
        println();
        String output = "META-INF/" + nl +
                "META-INF/MANIFEST.MF" + nl +
                "testfile1" + nl +
                "testfile2" + nl +
                "META-INF/versions/9/" + nl +
                "META-INF/versions/9/testfile3" + nl +
                "META-INF/versions/9/testfile4" + nl;
        rm("test.jar test1 test2 test3 test4");
        Assert.assertEquals(baos.toByteArray(), output.getBytes());
    }

    @Test
    public void test3() throws IOException {
        touch("test");
        jar("cf test.jar test test");
        jar("tf test.jar");
        println();
        String output = "META-INF/" + nl +
                "META-INF/MANIFEST.MF" + nl +
                "test" + nl;
        rm("test.jar test");
        Assert.assertEquals(baos.toByteArray(), output.getBytes());
    }

    @Test
    public void test4() throws IOException {
        mkdir("a");
        touch("a/test");
        jar("cf test.jar -C a test -C a test");
        jar("tf test.jar");
        println();
        String output = "META-INF/" + nl +
                "META-INF/MANIFEST.MF" + nl +
                "test" + nl;
        rm("test.jar a");
        Assert.assertEquals(baos.toByteArray(), output.getBytes());
    }

    @Test(expectedExceptions = {ZipException.class})
    public void test5() throws IOException {
        mkdir("a");
        touch("test a/test");
        onCompletion = () -> rm("test a");
        jar("cf test.jar -C a test test");
    }

    @Test(expectedExceptions = {ZipException.class})
    public void test6() throws IOException {
        mkdir("test1 test2");
        touch("test1/a test2/a");
        onCompletion = () -> rm("test1 test2");
        jar("cf test.jar --release 9 -C test1 a -C test2 a");
    }

    private Stream<Path> mkpath(String... args) {
        return Arrays.stream(args).map(d -> Paths.get(".", d.split("/")));
    }

    private void mkdir(String cmdline) {
        System.out.println("mkdir -p " + cmdline);
        mkpath(cmdline.split(" +")).forEach(p -> {
            try {
                Files.createDirectories(p);
            } catch (IOException x) {
                throw new UncheckedIOException(x);
            }
        });
    }

    private void touch(String cmdline) {
        System.out.println("touch " + cmdline);
        mkpath(cmdline.split(" +")).forEach(p -> {
            try {
                Files.createFile(p);
            } catch (IOException x) {
                throw new UncheckedIOException(x);
            }
        });
    }

    private void rm(String cmdline) {
        System.out.println("rm -rf " + cmdline);
        mkpath(cmdline.split(" +")).forEach(p -> {
            try {
                if (Files.isDirectory(p)) {
                    FileUtils.deleteFileTreeWithRetry(p);
                } else {
                    FileUtils.deleteFileIfExistsWithRetry(p);
                }
            } catch (IOException x) {
                throw new UncheckedIOException(x);
            }
        });
    }

    private void jar(String cmdline) throws IOException {
        System.out.println("jar " + cmdline);
        baos.reset();

        // the run method catches IOExceptions, we need to expose them
        ByteArrayOutputStream baes = new ByteArrayOutputStream();
        PrintStream err = new PrintStream(baes);
        PrintStream saveErr = System.err;
        System.setErr(err);
        int rc = JAR_TOOL.run(out, err, cmdline.split(" +"));
        System.setErr(saveErr);
        if (rc != 0) {
            String s = baes.toString();
            if (s.startsWith("java.util.zip.ZipException: duplicate entry: ")) {
                throw new ZipException(s);
            }
            throw new IOException(s);
        }
    }

    private void println() throws IOException {
        System.out.println(new String(baos.toByteArray()));
    }
}

¤ Dauer der Verarbeitung: 0.6 Sekunden (vorverarbeitet) ¤

Download des Quellennavigators
Download des sprechenden Kalenders
in der Quellcodebibliothek suchen

Haftungshinweis

Die Informationen auf dieser Webseite wurden nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit, noch Qualität der bereit gestellten Informationen zugesichert.

Bemerkung:

Die farbliche Syntaxdarstellung ist noch experimentell.