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:org.apache.stratos.autoscaler.service.io.Serializer.java

public static void serialize(Object serializableObj, String filePath) throws IOException {

    File outFile = new File(filePath);
    ObjectOutput ObjOut = null;

    try {/*  w  w  w. j  a  v  a 2  s  .  c o  m*/

        if (outFile.createNewFile()) {
            log.debug("Serialization file is created at " + filePath);
        } else {
            log.debug("Serialization file is already existing at " + filePath);
        }

        ObjOut = new ObjectOutputStream(new FileOutputStream(outFile));
        ObjOut.writeObject(serializableObj);

    } catch (IOException e) {
        log.error("Failed to serialize the object " + serializableObj.toString() + " to file " + filePath, e);
        throw e;

    } finally {
        ObjOut.close();
    }

}

From source file:com.all.client.itunes.ByteObject.java

public static byte[] toBytes(Serializable content) {
    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    ObjectOutput out;
    try {//ww w  . j a  va  2 s  .  com
        out = new ObjectOutputStream(bos);
        out.writeObject(content);
        out.close();
    } catch (Exception e) {
        log.error(e, e);
        return null;
    }
    return bos.toByteArray();
}

From source file:io.bitsquare.common.util.Utilities.java

public static byte[] serialize(Serializable object) {
    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    ObjectOutput out = null;
    byte[] result = null;
    try {//from w ww . j  a  v a 2  s.  c  om
        out = new ObjectOutputStream(bos);
        out.writeObject(object);
        out.flush();
        result = bos.toByteArray().clone();
    } catch (IOException e) {
        e.printStackTrace();
    } finally {
        try {
            if (out != null) {
                out.close();
            }
        } catch (IOException ignore) {
        }
        try {
            bos.close();
        } catch (IOException ignore) {
        }
    }
    return result;
}

From source file:org.apache.stratos.cloud.controller.persist.Serializer.java

public static void serializeToFile(Object serializableObj, String filePath) throws IOException {

    File outFile = new File(filePath);
    ObjectOutput objOut = null;
    FileOutputStream fileOutputStream = null;

    try {/*  w ww.j  av  a 2  s  .c  o m*/

        if (outFile.createNewFile()) {
            log.debug("Serialization file is created at " + filePath);
        } else {
            log.debug("Serialization file is already existing at " + filePath);
        }
        fileOutputStream = new FileOutputStream(outFile);
        objOut = new ObjectOutputStream(fileOutputStream);
        objOut.writeObject(serializableObj);

    } catch (IOException e) {
        log.error("Failed to serialize the object " + serializableObj.toString() + " to file " + filePath, e);
        throw e;

    } finally {
        if (objOut != null) {
            objOut.close();
        }
        if (fileOutputStream != null) {
            fileOutputStream.close();
        }
    }

}

From source file:org.apache.cassandra.cql.jdbc.HandleObjects.java

private static final ByteBuffer javaObject(Object object) throws SQLException {
    byte[] bytes = null;
    try {//from w  ww.  j a va 2  s.  com
        // Serialize to a byte array
        ByteArrayOutputStream bos = new ByteArrayOutputStream();
        ObjectOutput out = new ObjectOutputStream(bos);
        out.writeObject(object);
        out.close();

        // Get the bytes of the serialized object
        bytes = bos.toByteArray();
    } catch (IOException e) {
        throw new SQLNonTransientException("Problem serializing the Java object", e);
    }

    return ByteBuffer.wrap(bytes);
}

From source file:net.brtly.monkeyboard.api.plugin.Bundle.java

/**
 * Convert a Bundle object to a byte array that can be deserialized by
 * {@link #fromByteArray(byte[])}//from   w  ww.  j  a  v  a 2  s .co  m
 * 
 * @param b
 * @return
 * @throws IOException
 */
public static byte[] toByteArray(Bundle b) throws IOException {
    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    ObjectOutput out = null;
    try {
        out = new ObjectOutputStream(bos);
        out.writeObject(b);
        return bos.toByteArray();
    } finally {
        out.close();
        bos.close();
    }
}

From source file:com.hazelcast.stabilizer.Utils.java

public static void writeObject(Object o, File file) {
    File tmpFile = new File(file.getParent(), file.getName() + ".tmp");

    try {/*from  w ww . j  av  a 2 s  .c  o m*/
        final FileOutputStream fous = new FileOutputStream(tmpFile);
        try {
            ObjectOutput output = new ObjectOutputStream(fous);
            output.writeObject(o);
        } finally {
            Utils.closeQuietly(fous);
        }
    } catch (IOException e) {
        throw new RuntimeException(e);
    }

    if (!tmpFile.renameTo(file)) {
        throw new RuntimeException(
                format("Could not rename [%s] to [%s]", tmpFile.getAbsolutePath(), file.getAbsolutePath()));
    }
}

From source file:com.swingtech.commons.util.ClassUtil.java

public static byte[] serializeObject(final Object object) {
    ObjectOutput out = null;
    byte[] buf = null;

    if (object == null) {
        return null;
    }/*  w  w  w  . j  a  v a2s.co  m*/

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

        // Get the bytes of the serialized object
        buf = bos.toByteArray();
    } catch (final Exception e) {
        throw new RuntimeException("Error trying to serializeObject the following object:  " + object, e);
    }

    return buf;
}

From source file:org.apache.openjpa.kernel.DetachManager.java

/**
 * Used by classes that externalize detached state.
 *
 * @return whether to use a detached state manager
 *//* w  w w .  jav a 2 s. c o  m*/
static boolean writeDetachedState(StateManagerImpl sm, ObjectOutput out, BitSet idxs) throws IOException {
    if (!sm.isPersistent()) {
        out.writeObject(null); // state
        out.writeObject(null); // sm
        return false;
    }

    // dirty state causes flush
    flushDirty(sm);

    Broker broker = sm.getBroker();
    preDetach(broker, sm, idxs, false, true);

    // write detached state object and state manager
    DetachOptions opts = broker.getConfiguration().getDetachStateInstance();
    if (!opts.getDetachedStateManager() || !useDetachedStateManager(sm, opts)) {
        out.writeObject(getDetachedState(sm, idxs));
        out.writeObject(null);
        return false;
    }
    out.writeObject(null);
    out.writeObject(new DetachedStateManager(sm.getPersistenceCapable(), sm, idxs, opts.getAccessUnloaded(),
            broker.getMultithreaded()));
    return true;
}

From source file:MainClass.java

public void writeExternal(ObjectOutput out) throws IOException {
    System.out.println("MyBean.writeExternal");
    out.writeObject(s);
    out.writeInt(i);//from   ww w  .  j  a  v  a 2 s .c  o  m
}