Examples with Manifest java.util.jar.Manifest used on opensource projects

Example 21 with Manifest

use of java.util.jar.Manifest in project buck by facebook.

the class JarDirectoryStepTest method entriesFromTheGivenManifestShouldOverrideThoseInTheJars.

@Test
public void entriesFromTheGivenManifestShouldOverrideThoseInTheJars() throws IOException {
    String expected = "1.4";
    // Write the manifest, setting the implementation version
    Path tmp = folder.newFolder();
    Manifest manifest = new Manifest();
    manifest.getMainAttributes().putValue(MANIFEST_VERSION.toString(), "1.0");
    manifest.getMainAttributes().putValue(IMPLEMENTATION_VERSION.toString(), expected);
    Path manifestFile = tmp.resolve("manifest");
    try (OutputStream fos = Files.newOutputStream(manifestFile)) {
        manifest.write(fos);
    }
    // Write another manifest, setting the implementation version to something else
    manifest = new Manifest();
    manifest.getMainAttributes().putValue(MANIFEST_VERSION.toString(), "1.0");
    manifest.getMainAttributes().putValue(IMPLEMENTATION_VERSION.toString(), "1.0");
    Path input = tmp.resolve("input.jar");
    try (CustomZipOutputStream out = ZipOutputStreams.newOutputStream(input)) {
        ZipEntry entry = new ZipEntry("META-INF/MANIFEST.MF");
        out.putNextEntry(entry);
        manifest.write(out);
    }
    Path output = tmp.resolve("output.jar");
    JarDirectoryStep step = new JarDirectoryStep(new ProjectFilesystem(tmp), output, ImmutableSortedSet.of(Paths.get("input.jar")), /* main class */
    null, tmp.resolve("manifest"), /* merge manifest */
    true, /* blacklist */
    ImmutableSet.of());
    ExecutionContext context = TestExecutionContext.newInstance();
    assertEquals(0, step.execute(context).getExitCode());
    try (Zip zip = new Zip(output, false)) {
        byte[] rawManifest = zip.readFully("META-INF/MANIFEST.MF");
        manifest = new Manifest(new ByteArrayInputStream(rawManifest));
        String version = manifest.getMainAttributes().getValue(IMPLEMENTATION_VERSION);
        assertEquals(expected, version);
    }
}

Example 22 with Manifest

use of java.util.jar.Manifest in project buck by facebook.

the class StubJarIntegrationTest method abiJarManifestShouldContainHashesOfItsFiles.

@Test
public void abiJarManifestShouldContainHashesOfItsFiles() throws IOException {
    Path out = Paths.get("junit-abi.jar");
    Path regularJar = testDataDir.resolve("junit.jar");
    new StubJar(regularJar).writeTo(filesystem, out);
    try (JarFile stubJar = new JarFile(filesystem.resolve(out).toFile())) {
        Manifest manifest = stubJar.getManifest();
        Enumeration<JarEntry> entries = stubJar.entries();
        while (entries.hasMoreElements()) {
            JarEntry entry = entries.nextElement();
            if (JarFile.MANIFEST_NAME.equals(entry.getName())) {
                continue;
            }
            String seenDigest = manifest.getAttributes(entry.getName()).getValue("Murmur3-128-Digest");
            String expectedDigest;
            try (InputStream inputStream = stubJar.getInputStream(entry)) {
                ByteSource byteSource = ByteSource.wrap(ByteStreams.toByteArray(inputStream));
                expectedDigest = byteSource.hash(Hashing.murmur3_128()).toString();
            }
            assertEquals(String.format("Digest mismatch for %s", entry.getName()), expectedDigest, seenDigest);
        }
    }
}

Example 23 with Manifest

use of java.util.jar.Manifest in project buck by facebook.

the class FakeProjectFilesystem method getJarManifest.

@Override
public Manifest getJarManifest(Path path) throws IOException {
    try (JarInputStream jar = new JarInputStream(newFileInputStream(path))) {
        Manifest result = jar.getManifest();
        if (result != null) {
            return result;
        }
        // JarInputStream will only find the manifest if it's the first entry, but we have code that
        // puts it elsewhere. We must search. Fortunately, this is test code! So we can be slow!
        JarEntry entry;
        while ((entry = jar.getNextJarEntry()) != null) {
            if (JarFile.MANIFEST_NAME.equals(entry.getName())) {
                result = new Manifest();
                result.read(jar);
                return result;
            }
        }
    }
    return null;
}

Example 24 with Manifest

use of java.util.jar.Manifest in project pinpoint by naver.

the class AgentDirGenerator method createJarFile.

private void createJarFile(File parentDir, String filepath) throws IOException {
    final String jarPath = parentDir.getPath() + File.separator + filepath;
    logger.debug("create jar:{}", jarPath);
    JarOutputStream jos = null;
    try {
        Manifest manifest = new Manifest();
        FileOutputStream out = new FileOutputStream(jarPath);
        jos = new JarOutputStream(out, manifest);
    } finally {
        IOUtils.closeQuietly(jos);
    }
}

Example 25 with Manifest

use of java.util.jar.Manifest in project XobotOS by xamarin.

the class URLClassLoader method createURLJarHandler.

private URLHandler createURLJarHandler(URL url) {
    String prefixName;
    String file = url.getFile();
    if (url.getFile().endsWith("!/")) {
        prefixName = "";
    } else {
        int sepIdx = file.lastIndexOf("!/");
        if (sepIdx == -1) {
            // Invalid URL, don't look here again
            return null;
        }
        sepIdx += 2;
        prefixName = file.substring(sepIdx);
    }
    try {
        URL jarURL = ((JarURLConnection) url.openConnection()).getJarFileURL();
        JarURLConnection juc = (JarURLConnection) new URL("jar", "", jarURL.toExternalForm() + "!/").openConnection();
        JarFile jf = juc.getJarFile();
        URLJarHandler jarH = new URLJarHandler(url, jarURL, jf, prefixName);
        if (jarH.getIndex() == null) {
            try {
                Manifest manifest = jf.getManifest();
                if (manifest != null) {
                    String classpath = manifest.getMainAttributes().getValue(Attributes.Name.CLASS_PATH);
                    if (classpath != null) {
                        searchList.addAll(0, getInternalURLs(url, classpath));
                    }
                }
            } catch (IOException e) {
            }
        }
        return jarH;
    } catch (IOException e) {
    }
    return null;
}