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

Example 86 with JarOutputStream

use of java.util.jar.JarOutputStream in project bytecode-viewer by Konloch.

the class JarArchive method write.

public void write(File target) {
    try (JarOutputStream output = (manifest != null ? new JarOutputStream(new FileOutputStream(target), manifest) : new JarOutputStream(new FileOutputStream(target)))) {
        for (Map.Entry<String, ClassNode> entry : build().entrySet()) {
            output.putNextEntry(new JarEntry(entry.getKey().replaceAll("\\.", "/") + ".class"));
            ClassWriter writer = new ClassWriter(0);
            entry.getValue().accept(writer);
            output.write(writer.toByteArray());
            output.closeEntry();
        }
        output.flush();
    } catch (IOException e) {
        e.printStackTrace();
    }
}

Example 87 with JarOutputStream

use of java.util.jar.JarOutputStream in project J2ME-Loader by nikita36078.

the class AndroidProducer method processJar.

public static void processJar(File jarInputFile, File jarOutputFile, boolean isMidlet) throws IOException {
    JarInputStream jis = null;
    JarOutputStream jos = null;
    HashMap<String, byte[]> resources = new HashMap<>();
    try {
        jis = new JarInputStream(new FileInputStream(jarInputFile));
        Manifest manifest = jis.getManifest();
        if (manifest == null) {
            jos = new JarOutputStream(new FileOutputStream(jarOutputFile));
        } else {
            Attributes attributes = manifest.getMainAttributes();
            if (!attributes.containsKey(Attributes.Name.MANIFEST_VERSION)) {
                attributes.put(Attributes.Name.MANIFEST_VERSION, "1.0");
            }
            jos = new JarOutputStream(new FileOutputStream(jarOutputFile), manifest);
        }
        byte[] buffer = new byte[1024];
        JarEntry jarEntry;
        while ((jarEntry = jis.getNextJarEntry()) != null) {
            if (!jarEntry.isDirectory()) {
                String name = jarEntry.getName();
                int size = 0;
                int read;
                int length = buffer.length;
                while ((read = jis.read(buffer, size, length)) > 0) {
                    size += read;
                    length = 1024;
                    if (size + length > buffer.length) {
                        byte[] newInputBuffer = new byte[size + length];
                        System.arraycopy(buffer, 0, newInputBuffer, 0, buffer.length);
                        buffer = newInputBuffer;
                    }
                }
                byte[] inBuffer = new byte[size];
                System.arraycopy(buffer, 0, inBuffer, 0, size);
                resources.put(name, inBuffer);
                if (name.endsWith(".class")) {
                    analyze(name.substring(0, name.length() - ".class".length()), new ByteArrayInputStream(inBuffer));
                }
            }
        }
        for (String name : resources.keySet()) {
            byte[] inBuffer = resources.get(name);
            byte[] outBuffer = inBuffer;
            if (name.endsWith(".class")) {
                outBuffer = instrument(name, new ByteArrayInputStream(inBuffer), isMidlet);
            }
            jos.putNextEntry(new JarEntry(name));
            jos.write(outBuffer);
        }
    } finally {
        if (jis != null) {
            jis.close();
        }
        if (jos != null) {
            jos.close();
        }
    }
}

Example 88 with JarOutputStream

use of java.util.jar.JarOutputStream in project Lucee by lucee.

the class Pack200Util method pack2Jar.

public static void pack2Jar(InputStream is, OutputStream os, boolean closeIS, boolean closeOS) throws IOException {
    Unpacker unpacker = Pack200.newUnpacker();
    SortedMap<String, String> p = unpacker.properties();
    p.put(Unpacker.DEFLATE_HINT, Unpacker.TRUE);
    is = new GZIPInputStream(is);
    JarOutputStream jos = null;
    try {
        jos = new JarOutputStream(os);
        unpacker.unpack(is, jos);
        jos.finish();
    } finally {
        if (closeIS)
            IOUtil.closeEL(is);
        if (closeOS)
            IOUtil.closeEL(jos);
    }
}

Example 89 with JarOutputStream

use of java.util.jar.JarOutputStream in project Lucee by lucee.

the class Pack200Util method pack2Jar.

public static void pack2Jar(InputStream is, OutputStream os, boolean closeIS, boolean closeOS) throws IOException {
    Unpacker unpacker = Pack200.newUnpacker();
    SortedMap<String, String> p = unpacker.properties();
    p.put(Unpacker.DEFLATE_HINT, Unpacker.TRUE);
    is = new GZIPInputStream(is);
    JarOutputStream jos = null;
    try {
        jos = new JarOutputStream(os);
        unpacker.unpack(is, jos);
        jos.finish();
    } finally {
        if (closeIS)
            Util.closeEL(is);
        if (closeOS)
            Util.closeEL(jos);
    }
}

Example 90 with JarOutputStream

use of java.util.jar.JarOutputStream in project knime-core by knime.

the class StringManipulatorProvider method getJarFile.

/**
 * Give jar file with all *.class files returned by
 * getManipulators(ALL_CATEGORY).
 *
 * @return file object of a jar file with all compiled manipulators
 * @throws IOException if jar file cannot be created
 */
public synchronized File getJarFile() throws IOException {
    if (m_jarFile == null || !m_jarFile.exists()) {
        // Temp file must not be associated with a node therefore we need to specify the base directory
        // explicitly.
        m_jarFile = FileUtil.createTempFile("jsnippet-manipulators", ".jar", new File(KNIMEConstants.getKNIMETempDir()), true);
        Collection<Object> classes = new ArrayList<Object>();
        classes.add(Manipulator.class);
        classes.addAll(m_manipulators.get(ALL_CATEGORY));
        // create tree structure for classes
        DefaultMutableTreeNode root = createTree(classes);
        try (JarOutputStream jar = new JarOutputStream(new FileOutputStream(m_jarFile))) {
            createJar(root, jar, null);
        }
    }
    return m_jarFile;
}