Example usage for java.io ObjectOutputStream close

Introduction

In this page you can find the example usage for java.io ObjectOutputStream close.

Prototype

public void close() throws IOException

Source Link

Document

Closes the stream.

Usage

From source file:org.glom.web.server.Utils.java

static public Object deepCopy(final Object oldObj) {
    ObjectOutputStream oos = null;
    ObjectInputStream ois = null;

    try {/*from   w  ww.ja  v a 2 s .  co  m*/
        final ByteArrayOutputStream bos = new ByteArrayOutputStream();
        oos = new ObjectOutputStream(bos);
        // serialize and pass the object
        oos.writeObject(oldObj);
        oos.flush();
        final ByteArrayInputStream bin = new ByteArrayInputStream(bos.toByteArray());
        ois = new ObjectInputStream(bin);

        // return the new object
        return ois.readObject();
    } catch (final Exception e) {
        System.out.println("Exception in deepCopy:" + e);
        return null;
    } finally {
        try {
            oos.close();
            ois.close();
        } catch (final IOException e) {
            System.out.println("Exception in deepCopy during finally: " + e);
            return null;
        }
    }
}

From source file:me.StevenLawson.TotalFreedomMod.TFM_Util.java

public static void setSavedFlag(String flag, boolean value) {
    Map<String, Boolean> flags = TFM_Util.getSavedFlags();

    if (flags == null) {
        flags = new HashMap<String, Boolean>();
    }//w w w . j a  v  a  2  s.  c o m

    flags.put(flag, value);

    try {
        final FileOutputStream fos = new FileOutputStream(
                new File(TotalFreedomMod.plugin.getDataFolder(), TotalFreedomMod.SAVED_FLAGS_FILENAME));
        final ObjectOutputStream oos = new ObjectOutputStream(fos);
        oos.writeObject(flags);
        oos.close();
        fos.close();
    } catch (Exception ex) {
        TFM_Log.severe(ex);
    }
}

From source file:com.wabacus.util.DesEncryptTools.java

public static boolean createEncryptKey(File file) {
    SecretKey deskey = null;//  ww  w  .j a  v  a2  s. com
    try {
        KeyGenerator keygen = KeyGenerator.getInstance("DESede");
        deskey = keygen.generateKey();
    } catch (NoSuchAlgorithmException e) {
        throw new WabacusConfigLoadingException("?", e);
    }
    if (deskey == null)
        return false;
    FileOutputStream fos = null;
    ObjectOutputStream oos = null;
    try {
        fos = new FileOutputStream(file);
        oos = new ObjectOutputStream(fos);
        oos.writeObject(deskey);
    } catch (FileNotFoundException e) {
        throw new WabacusConfigLoadingException(
                "?" + file.getPath(), e);
    } catch (IOException e) {
        throw new WabacusConfigLoadingException(
                "?" + file.getPath() + "", e);
    } finally {
        try {
            if (fos != null)
                fos.close();
        } catch (IOException e) {
            e.printStackTrace();
            return false;
        }
        try {
            if (oos != null)
                oos.close();
        } catch (IOException e) {
            e.printStackTrace();
            return false;
        }
    }
    return true;
}

From source file:finale.year.stage.utility.Util.java

public static void emptyFile() {
    //Empty the File after User Has Logged Out
    //userFile.delete();

    String response = null;/*from w ww .j  a  v a2  s  .  c  o  m*/
    ObjectOutputStream writer = null;
    userFile = new File("config.txt");

    //Write to File
    try {

        writer = new ObjectOutputStream(new FileOutputStream(userFile));
        writer.writeObject(""); //Write Empty to File
        writer.writeObject(""); //Write Empty to File
    } catch (FileNotFoundException ex) {
        ex.printStackTrace();

    } catch (IOException ex) {
        ex.printStackTrace();

    } finally {
        if (writer != null) {
            try {
                writer.close(); //Close the Reader
            } catch (IOException ex) {
                ex.printStackTrace();
                return;
            }
        }
    } //End of If Block

}

From source file:com.asquareb.kaaval.MachineKey.java

/**
 * Method to encrypt a string. Accepts the string to be encrypted and the
 * name of the file to store the key vale which can be used for decryption
 *///w w  w.  j  a  v  a 2  s  .com
public static String encrypt(String property, String app) throws IOException, KaavalException {

    InetAddress ip = null;
    String ipAddress = null;
    ObjectOutputStream os = null;
    NetworkInterface macAddress = null;
    byte[] macId = null;
    Cipher pbeCipher = null;
    Random rand = new Random();
    rand.nextBytes(salt);
    try {
        SecretKeyFactory keyFactory = SecretKeyFactory.getInstance("PBEWithMD5AndDES");
        SecretKey key = keyFactory.generateSecret(new PBEKeySpec(password));
        ip = InetAddress.getLocalHost();
        ipAddress = ip.getHostAddress();
        macAddress = NetworkInterface.getByInetAddress(ip);
        macId = macAddress.getHardwareAddress();
        MachineKey mKey = new MachineKey();
        mKey.api = ipAddress;
        mKey.macad = new String(macId);
        mKey.yek = key;
        mKey.tlas = salt;
        mKey.eti = rand.nextInt(1000);
        os = new ObjectOutputStream(new BufferedOutputStream(new FileOutputStream(app)));
        os.writeObject(mKey);
        os.close();
        pbeCipher = Cipher.getInstance("PBEWithMD5AndDES");
        pbeCipher.init(Cipher.ENCRYPT_MODE, key, new PBEParameterSpec(salt, mKey.eti));
        return base64Encode(pbeCipher.doFinal(property.getBytes()));
    } catch (IOException e) {
        throw new KaavalException(1, "Error in key file during encryption", e);
    } catch (Exception e) {
        throw new KaavalException(2, "Errors during encryption", e);
    } finally {
        if (os != null)
            os.close();
    }
}

From source file:com.github.tell.codec.Base64Serializer.java

public byte[] encode(final Serializable o) throws IOException {
    final ByteArrayOutputStream baos = new ByteArrayOutputStream();
    final Base64OutputStream b64os = new Base64OutputStream(baos, true);
    final ObjectOutputStream oos = new ObjectOutputStream(b64os);
    oos.writeObject(o);//from www.j  av  a 2 s . c  o m
    oos.close();
    return baos.toByteArray();
}

From source file:com.github.tell.codec.Base64Serializer.java

public String encodeToString(final Serializable o) throws IOException {
    final ByteArrayOutputStream baos = new ByteArrayOutputStream();
    final ObjectOutputStream oos = new ObjectOutputStream(baos);
    oos.writeObject(o);/*from w ww. ja  v a  2  s . c  o m*/
    oos.close();
    final byte[] encoded = baos.toByteArray();
    final Base64 encoder = new Base64();
    return encoder.encodeToString(encoded);
}

From source file:SerialCloneTest.java

public Object clone() {
    try {//w w w .  j a va 2  s.c  o  m
        // save the object to a byte array
        ByteArrayOutputStream bout = new ByteArrayOutputStream();
        ObjectOutputStream out = new ObjectOutputStream(bout);
        out.writeObject(this);
        out.close();

        // read a clone of the object from the byte array
        ByteArrayInputStream bin = new ByteArrayInputStream(bout.toByteArray());
        ObjectInputStream in = new ObjectInputStream(bin);
        Object ret = in.readObject();
        in.close();

        return ret;
    } catch (Exception e) {
        return null;
    }
}

From source file:com.pcms.common.Common.java

public <T extends Serializable> T clone(T obj) {
    T clonedObj = null;//from w  w w.  j  av  a  2 s .  c om
    try {
        ByteArrayOutputStream stream = new ByteArrayOutputStream();
        ObjectOutputStream out = new ObjectOutputStream(stream);

        out.writeObject(obj);
        out.close();
        ByteArrayInputStream bais = new ByteArrayInputStream(stream.toByteArray());
        ObjectInputStream os = new ObjectInputStream(bais);
        clonedObj = (T) os.readObject();
        stream.close();
    } catch (IOException e) {
        _log.error(e.getMessage());
    } catch (ClassNotFoundException e) {
        _log.error(e.getMessage());
    }
    return clonedObj;
}

From source file:de.dfki.asr.compass.model.AbstractCompassEntity.java

public AbstractCompassEntity deepCopy() throws IOException, ClassNotFoundException {
    AbstractCompassEntity entity = null;
    forceEagerFetch();//from  w  ww .  jav a 2s .  c  o  m
    // Write the object out to a byte array
    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    ObjectOutputStream out = new ObjectOutputStream(bos);
    out.writeObject(this);
    out.flush();
    out.close();

    // Make an input stream from the byte array and read
    // a copy of the object back in.
    ObjectInputStream in = new ObjectInputStream(new ByteArrayInputStream(bos.toByteArray()));
    entity = (AbstractCompassEntity) in.readObject();
    entity.clearIdsAfterDeepCopy();
    return entity;
}