Example usage for java.io ObjectOutput writeObject

Introduction

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

Prototype

public void writeObject(Object obj) throws IOException;

Source Link

Document

Write an object to the underlying storage or 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);
    out.close();/*from ww  w.j a  v a 2  s  .c  o  m*/

    // 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:FreezeAlien.java

public static void main(String[] args) throws Exception {
    ObjectOutput out = new ObjectOutputStream(new FileOutputStream("X.file"));
    Alien zorcon = new Alien();
    out.writeObject(zorcon);
}

From source file:Main.java

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

    try {//from  w ww . j a  v a2 s.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:Main.java

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

    try {//  w  w w .j a v  a  2 s. c  o  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: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 {//from   www  .jav a  2 s  . c  o  m
        out = new ObjectOutputStream(fos);
        out.writeObject(obj);
        out.flush();
    } finally {
        out.close();
        fos.close();
    }

}

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);
    out.close();//www.ja v a 2 s. c o m
    byte[] base64 = Base64.encodeBase64(outBytes.toByteArray());
    conf.set(objectPropertyName, new String(base64));
}

From source file:Main.java

public static void serialize(Object object, OutputStream outputStream) {
    try {/*  www. ja  va 2s . c  o 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 byte[] ObjectToByte(Object obj) {
    ByteArrayOutputStream bos = new ByteArrayOutputStream();

    ObjectOutput out = null;

    try {/*  www  .  ja  v a 2 s.c  o m*/
        out = new ObjectOutputStream(bos);

        out.writeObject(obj);

    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

    byte[] Bytes = bos.toByteArray();

    return Bytes;

}

From source file:Main.java

/**
 * Convert serializable object to bytes.
 *
 * @param object object//from w w w  . jav  a 2  s . c om
 * @return bytes array
 */
public static byte[] toBytes(Object object) {
    byte[] result = null;
    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    ObjectOutput out = null;
    try {
        out = new ObjectOutputStream(bos);
        out.writeObject(object);
        result = bos.toByteArray();
    } catch (IOException e) {
        throw new RuntimeException(e);
    } finally {
        if (out != null) {
            try {
                out.close();
            } catch (Exception e) {
            }
        }
        if (bos != null) {
            try {
                bos.close();
            } catch (Exception e) {
            }
        }
    }
    return result;
}

From source file:Main.java

public static byte[] toByteArray(Object obj) {
    byte[] returnBytes = null;
    ByteArrayOutputStream byteArrayOutStream = new ByteArrayOutputStream();
    ObjectOutput objectOut = null;
    try {/*ww  w  . ja va  2  s  . c o  m*/
        objectOut = new ObjectOutputStream(byteArrayOutStream);
        objectOut.writeObject(obj);
        returnBytes = byteArrayOutStream.toByteArray();
    } catch (java.io.IOException ioe) {
        return null;
    } finally {
        try {
            objectOut.close();
            byteArrayOutStream.close();
        } catch (java.io.IOException ioe) {

        }
    }
    return returnBytes;
}