Example usage for java.io ObjectOutput close

Introduction

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

Prototype

public void close() throws IOException;

Source Link

Document

Closes the stream.

Usage

From source file:Main.java

public static void main(String[] argv) throws Exception {
    Object object = new JButton("push me");

    ObjectOutput out = new ObjectOutputStream(new FileOutputStream("filename.ser"));
    out.writeObject(object);/*ww  w.j av  a2 s .com*/
    out.close();

    // Serialize to a byte array
    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    out = new ObjectOutputStream(bos);
    out.writeObject(object);
    out.close();

    // Get the bytes of the serialized object
    byte[] buf = bos.toByteArray();
    System.out.println(new String(buf));
}

From source file:Main.java

public static byte[] serializeObject(Object o) {
    ByteArrayOutputStream bos = new ByteArrayOutputStream();

    try {/* ww  w .j a  v a 2s.  com*/
        ObjectOutput out = new ObjectOutputStream(bos);
        out.writeObject(o);
        out.close();

        byte[] buf = bos.toByteArray();

        return buf;
    } catch (IOException ioe) {
        //         Log.e("serializeObject", "error", ioe);

        return null;
    }
}

From source file:Main.java

public static byte[] serializeObject(Object o) {
    ByteArrayOutputStream bos = new ByteArrayOutputStream();

    try {//from  w w  w.j  a  v  a 2s . co  m
        ObjectOutput out = new ObjectOutputStream(bos);
        out.writeObject(o);
        out.close();

        byte[] buf = bos.toByteArray();

        return buf;
    } catch (IOException ioe) {
        Log.e("serializeObject", "error", ioe);

        return null;
    }
}

From source file:org.apache.hadoop.mapred.lib.instanceapi.SerializableUtil.java

public static void serializeObject(Configuration conf, String objectPropertyName, Object object)
        throws IOException {
    ByteArrayOutputStream outBytes = new ByteArrayOutputStream();
    ObjectOutput out = new ObjectOutputStream(outBytes);
    out.writeObject(object);/*from   www  .ja v a2  s .com*/
    out.close();
    byte[] base64 = Base64.encodeBase64(outBytes.toByteArray());
    conf.set(objectPropertyName, new String(base64));
}

From source file:org.codehaus.wadi.core.util.Utils.java

public static byte[] getContent(Externalizable object, Streamer streamer) throws IOException {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    ObjectOutput oo = streamer.getOutputStream(baos);
    object.writeExternal(oo);// www .  j ava  2  s.c o m
    oo.close();
    return baos.toByteArray();
}

From source file:Main.java

public static synchronized void writeArrayListToFile(ArrayList<double[]> x, String filename) {
    //        double  []x  = {1,2,4};
    //        String filename = "data.dat";
    ObjectOutput out = null;

    try {//from w  w w.  java 2  s  . co  m
        out = new ObjectOutputStream(new FileOutputStream(new File(filename)));
        out.writeObject(x);
        out.close();
    } catch (FileNotFoundException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }
}

From source file:Main.java

public static void serialize(Object object, OutputStream outputStream) {
    try {/*from   www  . ja v  a  2s  .co m*/
        final OutputStream buffer = new BufferedOutputStream(outputStream);
        final ObjectOutput output = new ObjectOutputStream(buffer);
        try {
            output.writeObject(object);
        } finally {
            output.close();
        }
    } catch (final IOException e) {
        throw new RuntimeException(e);
    }
}

From source file:Main.java

public static void saveObject(Context context, String fileName, Object obj) throws IOException {
    FileOutputStream fos = context.openFileOutput(fileName, Context.MODE_PRIVATE);
    ObjectOutput out = null;
    try {/*  w w w.j a  v a 2  s  . c o m*/
        out = new ObjectOutputStream(fos);
        out.writeObject(obj);
        out.flush();
    } finally {
        out.close();
        fos.close();
    }

}

From source file:com.bah.applefox.main.plugins.pageranking.utilities.PRtoFile.java

public static boolean writeToFile(String[] args) {
    String fileName = args[16];/*from  ww  w  . j  a v a 2s  . c  om*/
    File f = new File(fileName);
    try {
        f.createNewFile();
        OutputStream file = new FileOutputStream(f);
        OutputStream buffer = new BufferedOutputStream(file);
        ObjectOutput out = new ObjectOutputStream(buffer);
        out.writeObject(createMap(args));
        out.flush();
        out.close();
    } catch (IOException e) {
        if (e.getMessage() != null) {
            log.error(e.getMessage());
        } else {
            log.error(e.getStackTrace());
        }
        return false;
    } catch (AccumuloException e) {
        if (e.getMessage() != null) {
            log.error(e.getMessage());
        } else {
            log.error(e.getStackTrace());
        }
        return false;
    } catch (AccumuloSecurityException e) {
        if (e.getMessage() != null) {
            log.error(e.getMessage());
        } else {
            log.error(e.getStackTrace());
        }
        return false;
    } catch (TableNotFoundException e) {
        if (e.getMessage() != null) {
            log.error(e.getMessage());
        } else {
            log.error(e.getStackTrace());
        }
        return false;
    }

    return true;

}

From source file:org.kuali.rice.core.api.util.ChecksumUtils.java

/**
* Creates a checksum for the given object which must be serializable.
*
* @param object the serializable object for which to calculate the checksum
 * /*  ww w  .  j a v  a  2 s.  co  m*/
* @return A checksum value for the object.
*/
public static String calculateChecksum(Object object) {
    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    ObjectOutput out = null;
    try {
        out = new ObjectOutputStream(bos);
        out.writeObject(object);
    } catch (IOException e) {
        throw new RiceRuntimeException(e);
    } finally {
        try {
            out.close();
        } catch (IOException e) {
        }
    }
    try {
        MessageDigest md = MessageDigest.getInstance("SHA-1");
        return new String(Base64.encodeBase64(md.digest(bos.toByteArray())), "UTF-8");
    } catch (GeneralSecurityException ex) {
        throw new RiceRuntimeException(ex);
    } catch (UnsupportedEncodingException ex) {
        throw new RiceRuntimeException(ex);
    }
}