Example usage for java.util.jar JarEntry JarEntry

Introduction

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

Prototype

public JarEntry(JarEntry je) 

Source Link

Document

Creates a new JarEntry with fields taken from the specified JarEntry object.

Usage

From source file:Main.java

void createJarArchive(File archiveFile, File[] tobeJared) throws Exception {
    byte buffer[] = new byte[BUFFER_SIZE];
    FileOutputStream stream = new FileOutputStream(archiveFile);
    JarOutputStream out = new JarOutputStream(stream, new Manifest());
    for (int i = 0; i < tobeJared.length; i++) {
        if (tobeJared[i] == null || !tobeJared[i].exists() || tobeJared[i].isDirectory())
            continue; // Just in case...
        JarEntry jarAdd = new JarEntry(tobeJared[i].getName());
        jarAdd.setTime(tobeJared[i].lastModified());
        out.putNextEntry(jarAdd);/*  www . j  av  a  2 s . c o m*/
        FileInputStream in = new FileInputStream(tobeJared[i]);
        while (true) {
            int nRead = in.read(buffer, 0, buffer.length);
            if (nRead <= 0)
                break;
            out.write(buffer, 0, nRead);
        }
        in.close();
    }
    out.close();
    stream.close();
}

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From source file:CreateJarFile.java

protected void createJarArchive(File archiveFile, File[] tobeJared) {
    try {/* w  w  w.j a va  2 s  . co m*/
        byte buffer[] = new byte[BUFFER_SIZE];
        // Open archive file
        FileOutputStream stream = new FileOutputStream(archiveFile);
        JarOutputStream out = new JarOutputStream(stream, new Manifest());

        for (int i = 0; i < tobeJared.length; i++) {
            if (tobeJared[i] == null || !tobeJared[i].exists() || tobeJared[i].isDirectory())
                continue; // Just in case...
            System.out.println("Adding " + tobeJared[i].getName());

            // Add archive entry
            JarEntry jarAdd = new JarEntry(tobeJared[i].getName());
            jarAdd.setTime(tobeJared[i].lastModified());
            out.putNextEntry(jarAdd);

            // Write file to archive
            FileInputStream in = new FileInputStream(tobeJared[i]);
            while (true) {
                int nRead = in.read(buffer, 0, buffer.length);
                if (nRead <= 0)
                    break;
                out.write(buffer, 0, nRead);
            }
            in.close();
        }

        out.close();
        stream.close();
        System.out.println("Adding completed OK");
    } catch (Exception ex) {
        ex.printStackTrace();
        System.out.println("Error: " + ex.getMessage());
    }
}

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From source file:JarUtils.java

/**
 * Add a jar entry to the deployment archive
 *///w  w  w .  j ava 2s  .c  om
public static void addJarEntry(JarOutputStream outputStream, String entryName, InputStream inputStream)
        throws IOException {
    outputStream.putNextEntry(new JarEntry(entryName));
    copyStream(outputStream, inputStream);
}

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From source file:com.scorpio4.util.io.JarArchiver.java

public String add(InputStream inputStream, String filename, String comment, long size)
        throws IOException, NoSuchAlgorithmException {
    if (jarOutputStream == null)
        throw new IOException("not open");
    JarEntry entry = new JarEntry(filename);
    entry.setSize(size);//from   www.j  a va2s  .c  o  m

    entry.setMethod(JarEntry.DEFLATED); // compressed
    entry.setTime(System.currentTimeMillis());
    if (comment != null)
        entry.setComment(comment);
    jarOutputStream.putNextEntry(entry);

    // copy I/O & return SHA-1 fingerprint
    String fingerprint = Fingerprint.copy(inputStream, jarOutputStream, 4096);
    IOUtils.copy(inputStream, jarOutputStream);
    log.debug("JAR add " + size + " bytes: " + filename + " -> " + fingerprint);

    jarOutputStream.closeEntry();
    //      jarOutputStream.finish();
    return fingerprint;
}

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From source file:com.enderville.enderinstaller.util.InstallScript.java

/**
 * Repackages all the files in the tmp directory to the new minecraft.jar
 *
 * @param tmp The temp directory where mods were installed.
 * @param mcjar The location to save the new minecraft.jar.
 * @throws IOException//from   w ww . j av a  2  s .  c o  m
 */
public static void repackMCJar(File tmp, File mcjar) throws IOException {
    byte[] dat = new byte[4 * 1024];

    JarOutputStream jarout = new JarOutputStream(FileUtils.openOutputStream(mcjar));

    Queue<File> queue = new LinkedList<File>();
    for (File f : tmp.listFiles()) {
        queue.add(f);
    }

    while (!queue.isEmpty()) {
        File f = queue.poll();
        if (f.isDirectory()) {
            for (File child : f.listFiles()) {
                queue.add(child);
            }
        } else {
            //TODO need a better way to do this
            String name = f.getPath().substring(tmp.getPath().length() + 1);
            //TODO is this formatting really required for jars?
            name = name.replace("\\", "/");
            if (f.isDirectory() && !name.endsWith("/")) {
                name = name + "/";
            }
            JarEntry entry = new JarEntry(name);
            jarout.putNextEntry(entry);

            FileInputStream in = new FileInputStream(f);
            int len = -1;
            while ((len = in.read(dat)) > 0) {
                jarout.write(dat, 0, len);
            }
            in.close();
        }
        jarout.closeEntry();
    }
    jarout.close();

}

---

From source file:oz.hadoop.yarn.api.utils.JarUtils.java

/**
 *
 * @param source/*w  ww .j a  va  2 s  .co  m*/
 * @param lengthOfOriginalPath
 * @param target
 * @throws IOException
 */
private static void add(File source, int lengthOfOriginalPath, JarOutputStream target) throws IOException {
    BufferedInputStream in = null;
    try {
        String path = source.getAbsolutePath();
        path = path.substring(lengthOfOriginalPath);

        if (source.isDirectory()) {
            String name = path.replace("\\", "/");
            if (!name.isEmpty()) {
                if (!name.endsWith("/")) {
                    name += "/";
                }
                JarEntry entry = new JarEntry(name.substring(1)); // avoiding absolute path warning
                target.putNextEntry(entry);
                target.closeEntry();
            }

            for (File nestedFile : source.listFiles()) {
                add(nestedFile, lengthOfOriginalPath, target);
            }

            return;
        }

        JarEntry entry = new JarEntry(path.replace("\\", "/").substring(1)); // avoiding absolute path warning
        entry.setTime(source.lastModified());
        try {
            target.putNextEntry(entry);
            in = new BufferedInputStream(new FileInputStream(source));

            byte[] buffer = new byte[1024];
            while (true) {
                int count = in.read(buffer);
                if (count == -1) {
                    break;
                }
                target.write(buffer, 0, count);
            }
            target.closeEntry();
        } catch (Exception e) {
            String message = e.getMessage();
            if (StringUtils.hasText(message)) {
                if (!message.toLowerCase().contains("duplicate")) {
                    throw new IllegalStateException(e);
                }
                logger.warn(message);
            } else {
                throw new IllegalStateException(e);
            }
        }
    } finally {
        if (in != null)
            in.close();
    }
}

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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;
        }/*ww w  .ja  v a  2  s . com*/

        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;
}

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From source file:com.speed.ob.api.ClassStore.java

public void init(JarInputStream jarIn, File output, File in) throws IOException {
    ZipEntry entry;//from  w  w  w .j a va 2  s. c o  m
    JarOutputStream out = new JarOutputStream(new FileOutputStream(new File(output, in.getName())));
    while ((entry = jarIn.getNextEntry()) != null) {
        byte[] data = IOUtils.toByteArray(jarIn);
        if (entry.getName().endsWith(".class")) {
            ClassReader reader = new ClassReader(data);
            ClassNode cn = new ClassNode();
            reader.accept(cn, ClassReader.EXPAND_FRAMES);
            store.put(cn.name, cn);
        } else if (!entry.isDirectory()) {
            Logger.getLogger(getClass().getName()).finer("Storing " + entry.getName() + " in output file");
            JarEntry je = new JarEntry(entry.getName());
            out.putNextEntry(je);
            out.write(data);
            out.closeEntry();
        }
    }
    out.close();
}

---

From source file:JarUtils.java

/**
 * Create a jar file from a particular directory.
 * /*from  w  w w  . j a v a  2  s  . co  m*/
 * @param root in the root directory
 * @param directory in the directory we are adding
 * @param jarStream the jar stream to be added to
 * @throws IOException on IOException
 */
protected void createJarFromDirectory(File root, File directory, JarOutputStream jarStream) throws IOException {
    byte[] buffer = new byte[40960];
    int bytesRead;

    File[] filesToAdd = directory.listFiles();

    for (int i = 0; i < filesToAdd.length; i++) {
        File fileToAdd = filesToAdd[i];

        if (fileToAdd.isDirectory()) {
            createJarFromDirectory(root, fileToAdd, jarStream);
        } else {
            FileInputStream addFile = new FileInputStream(fileToAdd);
            try {
                // Create a jar entry and add it to the temp jar.
                String entryName = fileToAdd.getPath().substring(root.getPath().length() + 1);

                // If we leave these entries as '\'s, then the resulting zip file won't be
                // expandable on Unix operating systems like OSX, because it is possible to 
                // have filenames with \s in them - so it's impossible to determine that this 
                // is actually a directory.
                entryName = entryName.replace('\\', '/');
                JarEntry entry = new JarEntry(entryName);
                jarStream.putNextEntry(entry);

                // Read the file and write it to the jar.
                while ((bytesRead = addFile.read(buffer)) != -1) {
                    jarStream.write(buffer, 0, bytesRead);
                }
                jarStream.closeEntry();
            } finally {
                addFile.close();
            }
        }
    }
}

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From source file:ezbake.frack.submitter.util.JarUtil.java

private static void add(File source, final String prefix, JarOutputStream target) throws IOException {
    BufferedInputStream in = null;
    log.debug("Adding file {} to jar", source.getName());
    try {/*from  w  w w  .ja v  a  2s.  c  o m*/
        String entryPath = source.getPath().replace("\\", "/").replace(prefix, "");
        if (entryPath.startsWith("/")) {
            entryPath = entryPath.substring(1);
        }
        if (source.isDirectory()) {
            if (!entryPath.isEmpty()) {
                if (!entryPath.endsWith("/")) {
                    entryPath += "/";
                }
                JarEntry entry = new JarEntry(entryPath);
                entry.setTime(source.lastModified());
                target.putNextEntry(entry);
                target.closeEntry();
            }
            for (File nestedFile : source.listFiles()) {
                add(nestedFile, prefix, target);
            }
        } else {
            JarEntry entry = new JarEntry(entryPath);
            entry.setTime(source.lastModified());
            target.putNextEntry(entry);
            in = new BufferedInputStream(new FileInputStream(source));

            byte[] buffer = new byte[BUFFER_SIZE];
            int len;
            while ((len = in.read(buffer)) > 0) {
                target.write(buffer, 0, len);
            }
            target.closeEntry();
        }
    } finally {
        if (in != null) {
            in.close();
        }
    }
}

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