Example usage for java.util.jar JarOutputStream write

Introduction

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

Prototype

public synchronized void write(byte[] b, int off, int len) throws IOException 

Source Link

Document

Writes an array of bytes to the current ZIP entry data.

Usage

From source file:com.glaf.core.util.ZipUtils.java

public static byte[] getZipBytes(Map<String, InputStream> dataMap) {
    byte[] bytes = null;
    try {/*from ww w. jav a2 s  .co  m*/
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        BufferedOutputStream bos = new BufferedOutputStream(baos);
        JarOutputStream jos = new JarOutputStream(bos);
        if (dataMap != null) {
            Set<Entry<String, InputStream>> entrySet = dataMap.entrySet();
            for (Entry<String, InputStream> entry : entrySet) {
                String name = entry.getKey();
                InputStream inputStream = entry.getValue();
                if (name != null && inputStream != null) {
                    BufferedInputStream bis = new BufferedInputStream(inputStream);
                    JarEntry jarEntry = new JarEntry(name);
                    jos.putNextEntry(jarEntry);

                    while ((len = bis.read(buf)) >= 0) {
                        jos.write(buf, 0, len);
                    }

                    bis.close();
                    jos.closeEntry();
                }
            }
        }
        jos.flush();
        jos.close();
        bos.flush();
        bos.close();
        bytes = baos.toByteArray();
        baos.close();
        return bytes;
    } catch (Exception ex) {
        throw new RuntimeException(ex);
    }
}

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From source file:JarMaker.java

/**
 * Combine several jar files and some given files into one jar file.
 * @param outJar The output jar file's filename.
 * @param inJarsList The jar files to be combined
 * @param filter A filter that exclude some entries of input jars. User
 *        should implement the EntryFilter interface.
 * @param inFileList The files to be added into the jar file.
 * @param prefixs The prefixs of files to be added into the jar file.
 *        inFileList and prefixs should be paired.
 * @throws FileNotFoundException// w  ww . java2s .  co  m
 * @throws IOException
 */
@SuppressWarnings("unchecked")
public static void combineJars(String outJar, String[] inJarsList, EntryFilter filter, String[] inFileList,
        String[] prefixs) throws FileNotFoundException, IOException {

    JarOutputStream jout = new JarOutputStream(new FileOutputStream(outJar));
    ArrayList entryList = new ArrayList();
    for (int i = 0; i < inJarsList.length; i++) {
        BufferedInputStream bufferedinputstream = new BufferedInputStream(new FileInputStream(inJarsList[i]));
        ZipInputStream zipinputstream = new ZipInputStream(bufferedinputstream);
        byte abyte0[] = new byte[1024 * 4];
        for (ZipEntry zipentry = zipinputstream.getNextEntry(); zipentry != null; zipentry = zipinputstream
                .getNextEntry()) {
            if (filter.accept(zipentry)) {
                if (!entryList.contains(zipentry.getName())) {
                    jout.putNextEntry(zipentry);
                    if (!zipentry.isDirectory()) {
                        int j;
                        try {
                            while ((j = zipinputstream.read(abyte0, 0, abyte0.length)) != -1)
                                jout.write(abyte0, 0, j);
                        } catch (IOException ie) {
                            throw ie;
                        }
                    }
                    entryList.add(zipentry.getName());
                }
            }
        }
        zipinputstream.close();
        bufferedinputstream.close();
    }
    for (int i = 0; i < inFileList.length; i++) {
        add(jout, new File(inFileList[i]), prefixs[i]);
    }
    jout.close();
}

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From source file:net.sf.keystore_explorer.crypto.signing.JarSigner.java

private static void writeManifest(byte[] manifest, JarOutputStream jos) throws IOException {

    // Manifest file entry
    JarEntry mfJarEntry = new JarEntry(MANIFEST_LOCATION);
    jos.putNextEntry(mfJarEntry);/*from   ww  w .  j a  va2s  . co  m*/

    // Write content
    ByteArrayInputStream bais = null;

    try {
        bais = new ByteArrayInputStream(manifest);

        byte[] buffer = new byte[2048];
        int read = -1;

        while ((read = bais.read(buffer)) != -1) {
            jos.write(buffer, 0, read);
        }

        jos.closeEntry();
    } finally {
        IOUtils.closeQuietly(bais);
    }
}

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From source file:net.sf.keystore_explorer.crypto.signing.JarSigner.java

private static void writeSignatureFile(byte[] sf, String signatureName, JarOutputStream jos)
        throws IOException {

    // Signature file entry
    JarEntry sfJarEntry = new JarEntry(
            MessageFormat.format(METAINF_FILE_LOCATION, signatureName, SIGNATURE_EXT).toUpperCase());
    jos.putNextEntry(sfJarEntry);//from  ww w  .j  a v  a2s. co m

    // Write content
    ByteArrayInputStream bais = null;

    try {
        bais = new ByteArrayInputStream(sf);

        byte[] buffer = new byte[2048];
        int read = -1;

        while ((read = bais.read(buffer)) != -1) {
            jos.write(buffer, 0, read);
        }

        jos.closeEntry();
    } finally {
        IOUtils.closeQuietly(bais);
    }
}

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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 .j ava2s.  co 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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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 ww w  . ja v a 2  s  .co 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();

}

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From source file:com.glaf.core.util.ZipUtils.java

public static byte[] toZipBytes(Map<String, byte[]> zipMap) {
    byte[] bytes = null;
    InputStream inputStream = null;
    BufferedInputStream bis = null;
    ByteArrayOutputStream baos = null;
    BufferedOutputStream bos = null;
    JarOutputStream jos = null;
    try {/*w w  w  . j a  v  a 2  s.  com*/
        baos = new ByteArrayOutputStream();
        bos = new BufferedOutputStream(baos);
        jos = new JarOutputStream(bos);
        if (zipMap != null) {
            Set<Entry<String, byte[]>> entrySet = zipMap.entrySet();
            for (Entry<String, byte[]> entry : entrySet) {
                String name = entry.getKey();
                byte[] x_bytes = entry.getValue();
                inputStream = new ByteArrayInputStream(x_bytes);
                if (name != null && inputStream != null) {
                    bis = new BufferedInputStream(inputStream);
                    JarEntry jarEntry = new JarEntry(name);
                    jos.putNextEntry(jarEntry);
                    while ((len = bis.read(buf)) >= 0) {
                        jos.write(buf, 0, len);
                    }
                    IOUtils.closeStream(bis);
                    jos.closeEntry();
                }
                IOUtils.closeStream(inputStream);
            }
        }
        jos.flush();
        jos.close();

        bytes = baos.toByteArray();
        IOUtils.closeStream(baos);
        IOUtils.closeStream(bos);
        return bytes;
    } catch (Exception ex) {
        throw new RuntimeException(ex);
    } finally {
        IOUtils.closeStream(inputStream);
        IOUtils.closeStream(baos);
        IOUtils.closeStream(bos);
    }
}

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From source file:gov.nih.nci.restgen.util.GeneratorUtil.java

private static void add(File source, JarOutputStream target) throws IOException {
    BufferedInputStream in = null;
    try {/*from  ww w  . ja v  a  2  s . co m*/
        if (source.isDirectory()) {
            String name = source.getPath().replace("\\", "/");
            if (!name.isEmpty()) {
                if (!name.endsWith("/"))
                    name += "/";
                JarEntry entry = new JarEntry(name);
                entry.setTime(source.lastModified());
                target.putNextEntry(entry);
                target.closeEntry();
            }
            for (File nestedFile : source.listFiles())
                add(nestedFile, target);
            return;
        }

        JarEntry entry = new JarEntry(source.getPath().replace("\\", "/"));
        entry.setTime(source.lastModified());
        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();
    } finally {
        if (in != null)
            in.close();
    }
}

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From source file:JarUtils.java

/**
 * This recursive method writes all matching files and directories to
 * the jar output stream.// www. j a va 2  s  .c o  m
 */
private static void jar(File src, String prefix, JarInfo info) throws IOException {

    JarOutputStream jout = info.out;
    if (src.isDirectory()) {
        // create / init the zip entry
        prefix = prefix + src.getName() + "/";
        ZipEntry entry = new ZipEntry(prefix);
        entry.setTime(src.lastModified());
        entry.setMethod(JarOutputStream.STORED);
        entry.setSize(0L);
        entry.setCrc(0L);
        jout.putNextEntry(entry);
        jout.closeEntry();

        // process the sub-directories
        File[] files = src.listFiles(info.filter);
        for (int i = 0; i < files.length; i++) {
            jar(files[i], prefix, info);
        }
    } else if (src.isFile()) {
        // get the required info objects
        byte[] buffer = info.buffer;

        // create / init the zip entry
        ZipEntry entry = new ZipEntry(prefix + src.getName());
        entry.setTime(src.lastModified());
        jout.putNextEntry(entry);

        // dump the file
        FileInputStream in = new FileInputStream(src);
        int len;
        while ((len = in.read(buffer, 0, buffer.length)) != -1) {
            jout.write(buffer, 0, len);
        }
        in.close();
        jout.closeEntry();
    }
}

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From source file:com.glaf.core.util.ZipUtils.java

private static void recurseFiles(JarOutputStream jos, File file, String s)
        throws IOException, FileNotFoundException {

    if (file.isDirectory()) {
        s = s + file.getName() + "/";
        jos.putNextEntry(new JarEntry(s));
        String as[] = file.list();
        if (as != null) {
            for (int i = 0; i < as.length; i++)
                recurseFiles(jos, new File(file, as[i]), s);
        }/*  ww  w.ja  v a 2 s  .  c om*/
    } else {
        if (file.getName().endsWith("MANIFEST.MF") || file.getName().endsWith("META-INF/MANIFEST.MF")) {
            return;
        }
        JarEntry jarentry = new JarEntry(s + file.getName());
        FileInputStream fileinputstream = new FileInputStream(file);
        BufferedInputStream bufferedinputstream = new BufferedInputStream(fileinputstream);
        jos.putNextEntry(jarentry);
        while ((len = bufferedinputstream.read(buf)) >= 0) {
            jos.write(buf, 0, len);
        }
        bufferedinputstream.close();
        jos.closeEntry();
    }
}

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