Example usage for java.util.jar JarOutputStream write

List of usage examples for java.util.jar JarOutputStream write

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Introduction

In this page you can find the example usage for java.util.jar JarOutputStream write.

Prototype

public void write(int b) throws IOException

Source Link

Document

Writes a byte to the compressed output stream.

Usage

From source file:com.samczsun.helios.utils.Utils.java

public static void save(File dest, Map<String, byte[]> data, Predicate<String> accept) {
    try {//from   w w w.jav a  2s  .c o m
        JarOutputStream out = new JarOutputStream(new FileOutputStream(dest));
        Set<String> added = new HashSet<>();
        for (Entry<String, byte[]> entry : data.entrySet()) {
            String name = entry.getKey();
            if (added.add(name) && accept.test(name)) {
                out.putNextEntry(new ZipEntry(name));
                out.write(entry.getValue());
                out.closeEntry();
            }
        }
        out.close();
    } catch (IOException e) {
        ExceptionHandler.handle(e);
    }
}

From source file:org.eclipse.wb.tests.designer.TestUtils.java

/**
 * @return the path to the temporary "jar" file with single entry.
 * //from ww w  .  java 2 s  .c  o  m
 * @param entryName
 *          the name of entry, for example <code>"myFolder/subFolder/file.txt"</code>.
 * @param content
 *          the {@link String} content of entry.
 */
public static String createTemporaryJar(String entryName, String content) throws Exception {
    File tempFile = File.createTempFile("wbpTests", ".jar");
    tempFile.deleteOnExit();
    // create "jar" with single entry
    {
        JarOutputStream jarOutputStream = new JarOutputStream(new FileOutputStream(tempFile));
        jarOutputStream.putNextEntry(new ZipEntry(entryName));
        jarOutputStream.write(content.getBytes());
        jarOutputStream.closeEntry();
        jarOutputStream.close();
    }
    // return path to "jar"
    return tempFile.getAbsolutePath();
}

From source file:org.apache.hadoop.yarn.util.TestFSDownload.java

static LocalResource createJarFile(FileContext files, Path p, int len, Random r, LocalResourceVisibility vis)
        throws IOException, URISyntaxException {
    byte[] bytes = new byte[len];
    r.nextBytes(bytes);//from  w w  w  . j a  va  2s .  co m

    File archiveFile = new File(p.toUri().getPath() + ".jar");
    archiveFile.createNewFile();
    JarOutputStream out = new JarOutputStream(new FileOutputStream(archiveFile));
    out.putNextEntry(new JarEntry(p.getName()));
    out.write(bytes);
    out.closeEntry();
    out.close();

    LocalResource ret = recordFactory.newRecordInstance(LocalResource.class);
    ret.setResource(URL.fromPath(new Path(p.toString() + ".jar")));
    ret.setSize(len);
    ret.setType(LocalResourceType.ARCHIVE);
    ret.setVisibility(vis);
    ret.setTimestamp(files.getFileStatus(new Path(p.toString() + ".jar")).getModificationTime());
    return ret;
}

From source file:org.bonitasoft.engine.io.IOUtil.java

public static byte[] generateJar(final Map<String, byte[]> resources) throws IOException {
    if (resources == null || resources.isEmpty()) {
        final String message = "No resources available";
        throw new IOException(message);
    }/*from w  ww . j a v  a2s. c o m*/

    ByteArrayOutputStream baos = null;
    JarOutputStream jarOutStream = null;
    try {
        baos = new ByteArrayOutputStream();
        jarOutStream = new JarOutputStream(new BufferedOutputStream(baos));
        for (final Map.Entry<String, byte[]> resource : resources.entrySet()) {
            jarOutStream.putNextEntry(new JarEntry(resource.getKey()));
            jarOutStream.write(resource.getValue());
        }
        jarOutStream.flush();
        baos.flush();
    } finally {
        if (jarOutStream != null) {
            jarOutStream.close();
        }
        if (baos != null) {
            baos.close();
        }
    }

    return baos.toByteArray();
}

From source file:io.fabric8.maven.proxy.impl.MavenProxyServletSupportTest.java

private static void addEntry(JarOutputStream jas, String name, byte[] content) throws Exception {
    JarEntry entry = new JarEntry(name);
    jas.putNextEntry(entry);//from   w  w  w .  ja v  a 2 s  . com
    if (content != null) {
        jas.write(content);
    }
    jas.closeEntry();
}

From source file:com.dragome.callbackevictor.serverside.utils.RewritingUtils.java

public static boolean rewriteJar(final JarInputStream pInput, final ResourceTransformer transformer,
        final JarOutputStream pOutput, final Matcher pMatcher) throws IOException {

    boolean changed = false;

    while (true) {
        final JarEntry entry = pInput.getNextJarEntry();

        if (entry == null) {
            break;
        }/*from  ww  w .  j  av a2s .  c  o m*/

        if (entry.isDirectory()) {
            pOutput.putNextEntry(new JarEntry(entry));
            continue;
        }

        final String name = entry.getName();

        pOutput.putNextEntry(new JarEntry(name));

        if (name.endsWith(".class")) {
            if (pMatcher.isMatching(name)) {

                if (log.isDebugEnabled()) {
                    log.debug("transforming " + name);
                }

                final byte[] original = toByteArray(pInput);

                byte[] transformed = transformer.transform(original);

                pOutput.write(transformed);

                changed |= transformed.length != original.length;

                continue;
            }
        } else if (name.endsWith(".jar") || name.endsWith(".ear") || name.endsWith(".zip")
                || name.endsWith(".war")) {

            changed |= rewriteJar(new JarInputStream(pInput), transformer, new JarOutputStream(pOutput),
                    pMatcher);

            continue;
        }

        int length = copy(pInput, pOutput);

        log.debug("copied " + name + "(" + length + ")");
    }

    pInput.close();
    pOutput.close();

    return changed;
}

From source file:org.commonjava.indy.ftest.core.content.StoreAndVerifyJarViaDirectDownloadTest.java

@Test
public void storeFileThenDownloadAndVerifyContentViaDirectDownload() throws Exception {
    final String content = "This is a test: " + System.nanoTime();
    String entryName = "org/something/foo.class";

    ByteArrayOutputStream out = new ByteArrayOutputStream();
    JarOutputStream jarOut = new JarOutputStream(out);
    jarOut.putNextEntry(new JarEntry(entryName));
    jarOut.write(content.getBytes());
    jarOut.close();//from   w  w w .  j a  v a2 s .  c  o m

    // Used to visually inspect the jars moving up...
    //        String userDir = System.getProperty( "user.home" );
    //        File dir = new File( userDir, "temp" );
    //        dir.mkdirs();
    //
    //        FileUtils.writeByteArrayToFile( new File( dir, name.getMethodName() + "-in.jar" ), out.toByteArray() );

    final InputStream stream = new ByteArrayInputStream(out.toByteArray());

    final String path = "/path/to/" + getClass().getSimpleName() + "-" + name.getMethodName() + ".jar";

    assertThat(client.content().exists(hosted, STORE, path), equalTo(false));

    client.content().store(hosted, STORE, path, stream);

    assertThat(client.content().exists(hosted, STORE, path), equalTo(true));

    final URL url = new URL(client.content().contentUrl(hosted, STORE, path));

    final InputStream is = url.openStream();

    byte[] result = IOUtils.toByteArray(is);
    is.close();

    assertThat(result, equalTo(out.toByteArray()));

    // ...and down
    //        FileUtils.writeByteArrayToFile( new File( dir, name.getMethodName() + "-out.jar" ), result );

    JarInputStream jarIn = new JarInputStream(new ByteArrayInputStream(result));
    JarEntry jarEntry = jarIn.getNextJarEntry();

    assertThat(jarEntry.getName(), equalTo(entryName));
    String contentResult = IOUtils.toString(jarIn);

    assertThat(contentResult, equalTo(content));
}

From source file:org.apache.brooklyn.rest.resources.BundleAndTypeResourcesTest.java

private static File createJar(Map<String, String> files) throws Exception {
    File f = Os.newTempFile("osgi", "jar");

    JarOutputStream zip = new JarOutputStream(new FileOutputStream(f));

    for (Map.Entry<String, String> entry : files.entrySet()) {
        JarEntry ze = new JarEntry(entry.getKey());
        zip.putNextEntry(ze);/*from   w  w w  . ja  va2  s . c  om*/
        zip.write(entry.getValue().getBytes());
    }

    zip.closeEntry();
    zip.flush();
    zip.close();

    return f;
}

From source file:com.netflix.nicobar.core.module.ScriptModuleUtils.java

/**
 * Convert a ScriptModule to its compiled equivalent ScriptArchive.
 * <p>/*from   w  w w . j av a2 s.c o  m*/
 * A jar script archive is created containing compiled bytecode
 * from a script module, as well as resources and other metadata from
 * the source script archive.
 * <p>
 * This involves serializing the class bytes of all the loaded classes in
 * the script module, as well as copying over all entries in the original
 * script archive, minus any that have excluded extensions. The module spec
 * of the source script archive is transferred as is to the target bytecode
 * archive.
 *
 * @param module the input script module containing loaded classes
 * @param jarPath the path to a destination JarScriptArchive.
 * @param excludeExtensions a set of extensions with which
 *        source script archive entries can be excluded.
 *
 * @throws Exception
 */
public static void toCompiledScriptArchive(ScriptModule module, Path jarPath, Set<String> excludeExtensions)
        throws Exception {
    ScriptArchive sourceArchive = module.getSourceArchive();
    JarOutputStream jarStream = new JarOutputStream(new FileOutputStream(jarPath.toFile()));
    try {
        // First copy all resources (excluding those with excluded extensions)
        // from the source script archive, into the target script archive
        for (String archiveEntry : sourceArchive.getArchiveEntryNames()) {
            URL entryUrl = sourceArchive.getEntry(archiveEntry);
            boolean skip = false;
            for (String extension : excludeExtensions) {
                if (entryUrl.toString().endsWith(extension)) {
                    skip = true;
                    break;
                }
            }

            if (skip)
                continue;

            InputStream entryStream = entryUrl.openStream();
            byte[] entryBytes = IOUtils.toByteArray(entryStream);
            entryStream.close();

            jarStream.putNextEntry(new ZipEntry(archiveEntry));
            jarStream.write(entryBytes);
            jarStream.closeEntry();
        }

        // Now copy all compiled / loaded classes from the script module.
        Set<Class<?>> loadedClasses = module.getModuleClassLoader().getLoadedClasses();
        Iterator<Class<?>> iterator = loadedClasses.iterator();
        while (iterator.hasNext()) {
            Class<?> clazz = iterator.next();
            String classPath = clazz.getName().replace(".", "/") + ".class";
            URL resourceURL = module.getModuleClassLoader().getResource(classPath);
            if (resourceURL == null) {
                throw new Exception("Unable to find class resource for: " + clazz.getName());
            }

            InputStream resourceStream = resourceURL.openStream();
            jarStream.putNextEntry(new ZipEntry(classPath));
            byte[] classBytes = IOUtils.toByteArray(resourceStream);
            resourceStream.close();
            jarStream.write(classBytes);
            jarStream.closeEntry();
        }

        // Copy the source moduleSpec, but tweak it to specify the bytecode compiler in the
        // compiler plugin IDs list.
        ScriptModuleSpec moduleSpec = sourceArchive.getModuleSpec();
        ScriptModuleSpec.Builder newModuleSpecBuilder = new ScriptModuleSpec.Builder(moduleSpec.getModuleId());
        newModuleSpecBuilder.addCompilerPluginIds(moduleSpec.getCompilerPluginIds());
        newModuleSpecBuilder.addCompilerPluginId(BytecodeLoadingPlugin.PLUGIN_ID);
        newModuleSpecBuilder.addMetadata(moduleSpec.getMetadata());
        newModuleSpecBuilder.addModuleDependencies(moduleSpec.getModuleDependencies());

        // Serialize the modulespec with GSON and its default spec file name
        ScriptModuleSpecSerializer specSerializer = new GsonScriptModuleSpecSerializer();
        String json = specSerializer.serialize(newModuleSpecBuilder.build());
        jarStream.putNextEntry(new ZipEntry(specSerializer.getModuleSpecFileName()));
        jarStream.write(json.getBytes(Charsets.UTF_8));
        jarStream.closeEntry();
    } finally {
        if (jarStream != null) {
            jarStream.close();
        }
    }
}

From source file:org.apache.hadoop.mapred.TestLocalJobSubmission.java

private Path makeJar(Path p) throws IOException {
    FileOutputStream fos = new FileOutputStream(new File(p.toString()));
    JarOutputStream jos = new JarOutputStream(fos);
    ZipEntry ze = new ZipEntry("test.jar.inside");
    jos.putNextEntry(ze);//from w  w  w  .j  a v a 2 s  .  c o m
    jos.write(("inside the jar!").getBytes());
    jos.closeEntry();
    jos.close();
    return p;
}