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:net.technicpack.launchercore.util.ZipUtils.java

public static void copyMinecraftJar(File minecraft, File output) throws IOException {
    String[] security = { "MOJANG_C.DSA", "MOJANG_C.SF", "CODESIGN.RSA", "CODESIGN.SF" };
    JarFile jarFile = new JarFile(minecraft);
    try {// w  w  w.j a v  a2  s.c  om
        String fileName = jarFile.getName();
        String fileNameLastPart = fileName.substring(fileName.lastIndexOf(File.separator));

        JarOutputStream jos = new JarOutputStream(new FileOutputStream(output));
        Enumeration<JarEntry> entries = jarFile.entries();

        while (entries.hasMoreElements()) {
            JarEntry entry = entries.nextElement();
            if (containsAny(entry.getName(), security)) {
                continue;
            }
            InputStream is = jarFile.getInputStream(entry);

            //jos.putNextEntry(entry);
            //create a new entry to avoid ZipException: invalid entry compressed size
            jos.putNextEntry(new JarEntry(entry.getName()));
            byte[] buffer = new byte[4096];
            int bytesRead = 0;
            while ((bytesRead = is.read(buffer)) != -1) {
                jos.write(buffer, 0, bytesRead);
            }
            is.close();
            jos.flush();
            jos.closeEntry();
        }
        jos.close();
    } finally {
        jarFile.close();
    }

}

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From source file:org.hecl.jarhack.JarHack.java

/**
 * The <code>substHecl</code> method takes the filenames of two
 * .jar's - one as input, the second as output, in addition to the
 * name of the application.  Where it counts, the old name (Hecl,
 * usually) is overridden with the new name, and the new .jar file
 * is written to the specified outfile.  Via the iconname argument
 * it is also possible to specify a new icon file to use.
 *
 * @param infile a <code>FileInputStream</code> value
 * @param outfile a <code>String</code> value
 * @param newname a <code>String</code> value
 * @param iconname a <code>String</code> value
 * @exception IOException if an error occurs
 *///from   w ww  . j  a v  a 2 s. c  o  m
public static void substHecl(InputStream infile, String outfile, String newname, String iconname,
        String scriptfile) throws IOException {

    JarInputStream jif = new JarInputStream(infile);
    Manifest mf = jif.getManifest();
    Attributes attrs = mf.getMainAttributes();

    Set keys = attrs.keySet();
    Iterator it = keys.iterator();
    while (it.hasNext()) {
        Object key = it.next();
        Object value = attrs.get(key);
        String keyname = key.toString();

        /* These are the three cases that interest us in
         * particular, where we need to make changes. */
        if (keyname.equals("MIDlet-Name")) {
            attrs.putValue(keyname, newname);
        } else if (keyname.equals("MIDlet-1")) {
            String valuestr = value.toString();
            /* FIXME - the stringsplit method is used for older
             * versions of GCJ.  Once newer versions are common,
             * it can go away.  Or not - it works just fine. */
            String properties[] = stringsplit(valuestr, ", ");
            attrs.putValue(keyname, newname + ", " + properties[1] + ", " + properties[2]);
        } else if (keyname.equals("MicroEdition-Configuration")) {
            cldcversion = value.toString();
        } else if (keyname.equals("MicroEdition-Profile")) {
            midpversion = value.toString();
        } else if (keyname.equals("MIDlet-Jar-URL")) {
            attrs.put(key, newname + ".jar");
        }
    }

    JarOutputStream jof = new JarOutputStream(new FileOutputStream(outfile), mf);

    byte[] buf = new byte[4096];

    /* Go through the various entries. */
    JarEntry entry;
    int read;
    while ((entry = jif.getNextJarEntry()) != null) {

        /* Don't copy the manifest file. */
        if ("META-INF/MANIFEST.MF".equals(entry.getName()))
            continue;

        /* Insert our own icon */
        if (iconname != null && "Hecl.png".equals(entry.getName())) {
            jof.putNextEntry(new JarEntry("Hecl.png"));
            FileInputStream inf = new FileInputStream(iconname);
            while ((read = inf.read(buf)) != -1) {
                jof.write(buf, 0, read);
            }
            inf.close();
        }
        /* Insert our own copy of the script file. */
        else if ("script.hcl".equals(entry.getName())) {
            jof.putNextEntry(new JarEntry("script.hcl"));
            FileInputStream inf = new FileInputStream(scriptfile);
            while ((read = inf.read(buf)) != -1) {
                jof.write(buf, 0, read);
            }
            inf.close();
        } else {
            /* Otherwise, just copy the entry. */
            jof.putNextEntry(entry);
            while ((read = jif.read(buf)) != -1) {
                jof.write(buf, 0, read);
            }
        }

        jof.closeEntry();
    }

    jof.flush();
    jof.close();
    jif.close();
}

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From source file:org.wso2.carbon.automation.test.utils.common.FileManager.java

public static void copyJarFile(File sourceFile, String destinationDirectory) throws IOException {
    File destinationFileDirectory = new File(destinationDirectory);
    JarFile jarFile = new JarFile(sourceFile);
    String fileName = jarFile.getName();
    String fileNameLastPart = fileName.substring(fileName.lastIndexOf(File.separator));
    File destinationFile = new File(destinationFileDirectory, fileNameLastPart);
    JarOutputStream jarOutputStream = null;
    try {//from  www. j  a v  a 2s  . c  o m
        jarOutputStream = new JarOutputStream(new FileOutputStream(destinationFile));
        Enumeration<JarEntry> entries = jarFile.entries();
        while (entries.hasMoreElements()) {
            JarEntry jarEntry = entries.nextElement();
            InputStream inputStream = jarFile.getInputStream(jarEntry);
            //jarOutputStream.putNextEntry(jarEntry);
            //create a new jarEntry to avoid ZipException: invalid jarEntry compressed size
            jarOutputStream.putNextEntry(new JarEntry(jarEntry.getName()));
            byte[] buffer = new byte[4096];
            int bytesRead = 0;
            while ((bytesRead = inputStream.read(buffer)) != -1) {
                jarOutputStream.write(buffer, 0, bytesRead);
            }
            inputStream.close();
            jarOutputStream.flush();
            jarOutputStream.closeEntry();
        }
    } finally {
        if (jarOutputStream != null) {
            try {
                jarOutputStream.close();
            } catch (IOException e) {
            }
        }
    }
}

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

public static File addFilesToJar(File sourceJar, List<File> newFiles) throws IOException {
    JarOutputStream target = null;
    JarInputStream source;/*from   w  w  w. j  a va  2 s.  c om*/
    File outputJar = new File(sourceJar.getParentFile(), getRepackagedJarName(sourceJar.getAbsolutePath()));
    log.debug("Output file created at {}", outputJar.getAbsolutePath());
    outputJar.createNewFile();
    try {
        source = new JarInputStream(new FileInputStream(sourceJar));
        target = new JarOutputStream(new FileOutputStream(outputJar));
        ZipEntry entry = source.getNextEntry();
        while (entry != null) {
            String name = entry.getName();
            // Add ZIP entry to output stream.
            target.putNextEntry(new ZipEntry(name));
            // Transfer bytes from the ZIP file to the output file
            int len;
            byte[] buffer = new byte[BUFFER_SIZE];
            while ((len = source.read(buffer)) > 0) {
                target.write(buffer, 0, len);
            }
            entry = source.getNextEntry();
        }
        source.close();
        for (File fileToAdd : newFiles) {
            add(fileToAdd, fileToAdd.getParentFile().getAbsolutePath(), target);
        }
    } finally {
        if (target != null) {
            log.debug("Closing output stream");
            target.close();
        }
    }
    return outputJar;
}

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From source file:org.wso2.esb.integration.common.utils.common.FileManager.java

public static void copyJarFile(File sourceFile, String destinationDirectory) throws IOException {
    File destinationFileDirectory = new File(destinationDirectory);
    JarFile jarFile = new JarFile(sourceFile);
    String fileName = jarFile.getName();
    String fileNameLastPart = fileName.substring(fileName.lastIndexOf(File.separator));
    File destinationFile = new File(destinationFileDirectory, fileNameLastPart);
    JarOutputStream jarOutputStream = null;
    try {/*from   w  w w.j  a  v a 2s  . co m*/
        jarOutputStream = new JarOutputStream(new FileOutputStream(destinationFile));
        Enumeration<JarEntry> entries = jarFile.entries();

        while (entries.hasMoreElements()) {
            JarEntry jarEntry = entries.nextElement();
            InputStream inputStream = jarFile.getInputStream(jarEntry);

            //jarOutputStream.putNextEntry(jarEntry);
            //create a new jarEntry to avoid ZipException: invalid jarEntry compressed size
            jarOutputStream.putNextEntry(new JarEntry(jarEntry.getName()));
            byte[] buffer = new byte[4096];
            int bytesRead = 0;
            while ((bytesRead = inputStream.read(buffer)) != -1) {
                jarOutputStream.write(buffer, 0, bytesRead);
            }
            inputStream.close();
            jarOutputStream.flush();
            jarOutputStream.closeEntry();
        }
    } finally {
        if (jarOutputStream != null) {
            try {
                jarOutputStream.close();
            } catch (IOException e) {

            }
        }
    }

}

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From source file:org.wso2.carbon.integration.common.utils.FileManager.java

public static void copyJarFile(File sourceFile, String destinationDirectory) throws IOException {
    File destinationFileDirectory = new File(destinationDirectory);
    JarFile jarFile = new JarFile(sourceFile);
    String fileName = jarFile.getName();
    String fileNameLastPart = fileName.substring(fileName.lastIndexOf(File.separator));
    File destinationFile = new File(destinationFileDirectory, fileNameLastPart);
    JarOutputStream jarOutputStream = null;
    try {//from  w w w . j a v a  2 s .c  o  m
        jarOutputStream = new JarOutputStream(new FileOutputStream(destinationFile));
        Enumeration<JarEntry> entries = jarFile.entries();
        while (entries.hasMoreElements()) {
            JarEntry jarEntry = entries.nextElement();
            InputStream inputStream = jarFile.getInputStream(jarEntry);
            //jarOutputStream.putNextEntry(jarEntry);
            //create a new jarEntry to avoid ZipException: invalid jarEntry compressed size
            jarOutputStream.putNextEntry(new JarEntry(jarEntry.getName()));
            byte[] buffer = new byte[4096];
            int bytesRead = 0;
            while ((bytesRead = inputStream.read(buffer)) != -1) {
                jarOutputStream.write(buffer, 0, bytesRead);
            }
            inputStream.close();
            jarOutputStream.flush();
            jarOutputStream.closeEntry();
        }
    } finally {
        if (jarOutputStream != null) {
            try {
                jarOutputStream.close();
            } catch (IOException e) {
                //ignore
            }
        }
    }
}

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From source file:edu.uci.ics.asterix.event.service.AsterixEventServiceUtil.java

private static void replaceInJar(File sourceJar, String origFile, File replacementFile) throws IOException {
    String srcJarAbsPath = sourceJar.getAbsolutePath();
    String srcJarSuffix = srcJarAbsPath.substring(srcJarAbsPath.lastIndexOf(File.separator) + 1);
    String srcJarName = srcJarSuffix.split(".jar")[0];

    String destJarName = srcJarName + "-managix";
    String destJarSuffix = destJarName + ".jar";
    File destJar = new File(sourceJar.getParentFile().getAbsolutePath() + File.separator + destJarSuffix);
    //  File destJar = new File(sourceJar.getAbsolutePath() + ".modified");
    JarFile sourceJarFile = new JarFile(sourceJar);
    Enumeration<JarEntry> entries = sourceJarFile.entries();
    JarOutputStream jos = new JarOutputStream(new FileOutputStream(destJar));
    byte[] buffer = new byte[2048];
    int read;//from ww w  .  jav  a 2 s  . co m
    while (entries.hasMoreElements()) {
        JarEntry entry = (JarEntry) entries.nextElement();
        String name = entry.getName();
        if (name.equals(origFile)) {
            continue;
        }
        InputStream jarIs = sourceJarFile.getInputStream(entry);
        jos.putNextEntry(entry);
        while ((read = jarIs.read(buffer)) != -1) {
            jos.write(buffer, 0, read);
        }
        jarIs.close();
    }
    sourceJarFile.close();
    JarEntry entry = new JarEntry(origFile);
    jos.putNextEntry(entry);
    FileInputStream fis = new FileInputStream(replacementFile);
    while ((read = fis.read(buffer)) != -1) {
        jos.write(buffer, 0, read);
    }
    fis.close();
    jos.close();
    sourceJar.delete();
    destJar.renameTo(sourceJar);
    destJar.setExecutable(true);
}

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From source file:org.roda.core.util.ZipUtility.java

/**
 * Creates ZIP file with the files inside directory <code>contentsDir</code> .
 * /* w  w  w .  ja  v  a  2s. c o m*/
 * @param newZipFile
 *          the ZIP file to create
 * @param contentsDir
 *          the directory containing the files to compress.
 * @return the created ZIP file.
 * @throws IOException
 *           if something goes wrong with creation of the ZIP file or the
 *           reading of the files to compress.
 */
public static File createZIPFile(File newZipFile, File contentsDir) throws IOException {

    List<File> contentAbsoluteFiles = FileUtility.listFilesRecursively(contentsDir);

    FileOutputStream zipStream = new FileOutputStream(newZipFile);
    JarOutputStream jarOutputStream = new JarOutputStream(new BufferedOutputStream(zipStream));

    // Create a buffer for reading the files
    byte[] buffer = new byte[BUFFER_SIZE];

    Iterator<File> iterator = contentAbsoluteFiles.iterator();
    while (iterator.hasNext()) {
        File absoluteFile = iterator.next();
        String relativeFile = getFilePathRelativeTo(absoluteFile, contentsDir);

        FileInputStream inputStream = new FileInputStream(absoluteFile);
        BufferedInputStream in = new BufferedInputStream(inputStream);

        // Add ZIP entry to output stream.
        jarOutputStream.putNextEntry(new JarEntry(relativeFile));

        LOGGER.trace("Adding {}", relativeFile);

        int length;
        while ((length = in.read(buffer)) > 0) {
            jarOutputStream.write(buffer, 0, length);
        }

        // Complete the entry
        jarOutputStream.closeEntry();
        in.close();
        inputStream.close();
    }

    // Complete the ZIP file
    jarOutputStream.close();
    zipStream.close();

    return newZipFile;
}

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From source file:org.colombbus.tangara.FileUtils.java

private static void addFileToJar(File fileToAdd, JarOutputStream output, String prefix) throws IOException {
    BufferedInputStream input = null;
    JarEntry entry = null;//from w w w  .  java  2s .c o  m
    try {
        if (prefix != null)
            entry = new JarEntry(prefix + "/" + fileToAdd.getName());
        else
            entry = new JarEntry(fileToAdd.getName());
        output.putNextEntry(entry);
        input = new BufferedInputStream(new FileInputStream(fileToAdd));
        byte buffer[] = new byte[2048];
        while (true) {
            int n = input.read(buffer);
            if (n <= 0)
                break;
            output.write(buffer, 0, n);
        }
        input.close();
    } catch (IOException e) {
        LOG.error("Error trying to add file '" + fileToAdd.getAbsolutePath() + "' to jar", e);
        if (input != null) {
            try {
                input.close();
            } catch (IOException e2) {
            }
        }
        throw e;
    }
}

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From source file:ai.h2o.servicebuilder.Util.java

/**
 * Create jar archive out of files list. Names in archive have paths starting from relativeToDir
 *
 * @param tobeJared     list of files/*from w  w w .  ja v a2  s .co m*/
 * @param relativeToDir starting directory for paths
 * @return jar as byte array
 * @throws IOException
 */
public static byte[] createJarArchiveByteArray(File[] tobeJared, String relativeToDir) throws IOException {
    int BUFFER_SIZE = 10240;
    byte buffer[] = new byte[BUFFER_SIZE];
    ByteArrayOutputStream stream = new ByteArrayOutputStream();
    JarOutputStream out = new JarOutputStream(stream, new Manifest());

    for (File t : tobeJared) {
        if (t == null || !t.exists() || t.isDirectory()) {
            if (t != null && !t.isDirectory())
                logger.error("Can't add to jar {}", t);
            continue;
        }
        // Create jar entry
        String filename = t.getPath().replace(relativeToDir, "").replace("\\", "/");
        //      if (filename.endsWith("MANIFEST.MF")) { // skip to avoid duplicates
        //        continue;
        //      }
        JarEntry jarAdd = new JarEntry(filename);
        jarAdd.setTime(t.lastModified());
        out.putNextEntry(jarAdd);

        // Write file to archive
        FileInputStream in = new FileInputStream(t);
        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();
    return stream.toByteArray();
}

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