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.cyclop.test.AbstractTestCase.java

public byte[] serialize(Object obj) throws IOException {
    ByteArrayOutputStream bout = new ByteArrayOutputStream();
    ObjectOutputStream out = new ObjectOutputStream(bout);
    out.writeObject(obj);/*from  w w  w. ja v a 2  s .  c o m*/
    out.close();
    byte[] serialized = bout.toByteArray();
    assertNotNull(serialized);
    return serialized;
}

From source file:com.impetus.kundera.property.accessor.ObjectAccessor.java

@Override
public final byte[] toBytes(Object o) {

    try {//from  w w  w.  j  a va2 s  .  c om
        if (o != null) {
            if (o instanceof byte[]) {
                return (byte[]) o;
            }

            ByteArrayOutputStream baos = new ByteArrayOutputStream();
            ObjectOutputStream oos = new ObjectOutputStream(baos);
            oos.writeObject(o);
            oos.close();
            return baos.toByteArray();
        }
    } catch (IOException e) {
        throw new PropertyAccessException(e);
    }
    return null;
}

From source file:fr.ortolang.diffusion.notification.NotificationServiceBean.java

@Override
@TransactionAttribute(TransactionAttributeType.REQUIRED)
public void throwEvent(String fromObject, String throwedBy, String objectType, String eventType,
        Map<String, String> arguments) throws NotificationServiceException {
    try {//w w w  .java2  s.  co  m
        Message message = context.createMessage();
        message.setStringProperty(OrtolangEvent.DATE, OrtolangEvent.getEventDateFormatter().format(new Date()));
        message.setStringProperty(OrtolangEvent.THROWED_BY, throwedBy);
        message.setStringProperty(OrtolangEvent.FROM_OBJECT, fromObject);
        message.setStringProperty(OrtolangEvent.OBJECT_TYPE, objectType);
        message.setStringProperty(OrtolangEvent.TYPE, eventType);
        if (arguments != null && arguments instanceof Serializable) {
            ByteArrayOutputStream baos = new ByteArrayOutputStream();
            ObjectOutputStream oos = new ObjectOutputStream(baos);
            oos.writeObject(arguments);
            oos.close();
            message.setStringProperty(OrtolangEvent.ARGUMENTS, Base64.encodeBase64String(baos.toByteArray()));
        }
        context.createProducer().send(notificationTopic, message);

    } catch (Exception e) {
        LOGGER.log(Level.WARNING, "unable to throw event", e);
        throw new NotificationServiceException("unable to throw event", e);
    }
}

From source file:PersisTest.java

public void actionPerformed(ActionEvent e) {
    if (e.getSource() == clearBtn) {
        // Repaint with an empty display list.
        displayList = new ArrayList();
        repaint();/*from  ww w .ja v  a2 s .c  o  m*/
    } else if (e.getSource() == saveBtn) {
        // Write display list array list to an object output stream.
        try {
            FileOutputStream fos = new FileOutputStream(pathname);
            ObjectOutputStream oos = new ObjectOutputStream(fos);
            oos.writeObject(displayList);
            oos.flush();
            oos.close();
            fos.close();
        } catch (IOException ex) {
            System.err.println("Trouble writing display list array list");
        }
    } else if (e.getSource() == restoreBtn) {
        // Read a new display list array list from an object input stream.
        try {
            FileInputStream fis = new FileInputStream(pathname);
            ObjectInputStream ois = new ObjectInputStream(fis);
            displayList = (ArrayList) (ois.readObject());
            ois.close();
            fis.close();
            repaint();
        } catch (ClassNotFoundException ex) {
            System.err.println("Trouble reading display list array list");
        } catch (IOException ex) {
            System.err.println("Trouble reading display list array list");
        }
    } else if (e.getSource() == quitBtn) {
        System.exit(0);
    }
}

From source file:de.scoopgmbh.copper.persistent.StandardJavaSerializer.java

private String serialize(final Object o) throws IOException {
    if (o == null)
        return null;
    final ByteArrayOutputStream baos = new ByteArrayOutputStream(1024);
    final ObjectOutputStream oos = new ObjectOutputStream(baos);
    oos.writeObject(o);//from  w  ww . j  av a 2s .c o  m
    oos.close();
    baos.close();
    byte[] data = baos.toByteArray();
    boolean isCompressed = false;
    if (compress && compressThresholdSize <= data.length && data.length <= compressorMaxSize) {
        data = compressorTL.get().compress(data);
        isCompressed = true;
    }
    final String encoded = new Base64().encodeToString(data);
    final StringBuilder sb = new StringBuilder(encoded.length() + 4);
    sb.append(isCompressed ? 'C' : 'U').append(encoded);
    return sb.toString();
}

From source file:edu.uga.cs.fluxbuster.clustering.hierarchicalclustering.Dendrogram.java

/**
 * Creates a deep copy of any object.//from   w  ww.j a  v  a2  s. c o  m
 *
 * @param o the object to copy
 * @return the copy
 */
public Object deepCopy(Object o) {
    try {
        ByteArrayOutputStream byteOut = new ByteArrayOutputStream();
        ObjectOutputStream out = new ObjectOutputStream(byteOut);
        out.writeObject(o);
        out.close();

        byte[] data = byteOut.toByteArray();
        ObjectInputStream in = new ObjectInputStream(new ByteArrayInputStream(data));
        Object copy = in.readObject();
        in.close();

        return copy;
    } catch (Exception e) {
        if (log.isErrorEnabled()) {
            log.error("Error performing deep copy.", e);
        }
    }

    return null;
}

From source file:net.sf.ehcache.distribution.EventMessageTest.java

/**
 * test serialization and deserialization of EventMessage.
 *//*w  w  w.  java2s .  co  m*/
public void testSerialization() throws IOException, ClassNotFoundException {

    EventMessage eventMessage = new EventMessage(EventMessage.PUT, "key", new Element("key", "element"));

    ByteArrayOutputStream bout = new ByteArrayOutputStream();
    ObjectOutputStream oos = new ObjectOutputStream(bout);
    oos.writeObject(eventMessage);
    byte[] serializedValue = bout.toByteArray();
    oos.close();
    EventMessage eventMessage2 = null;
    ByteArrayInputStream bin = new ByteArrayInputStream(serializedValue);
    ObjectInputStream ois = new ObjectInputStream(bin);
    eventMessage2 = (EventMessage) ois.readObject();
    ois.close();

    //Check after Serialization
    assertEquals("key", eventMessage2.getSerializableKey());
    assertEquals("element", eventMessage2.getElement().getObjectValue());
    assertEquals(EventMessage.PUT, eventMessage2.getEvent());
    assertTrue(eventMessage2.isValid());

}

From source file:slina.mb.controller.ObjectSaverFactory.java

@Ignore
public void createObjects() throws IOException, ClassNotFoundException {

    try {//from   w  w w  .j  a  v a 2s. co m
        OutputStream os = new FileOutputStream("logEvent.ser");

        List<String> stringList = Arrays.asList(samples);
        ArrayList<LogEvent> resultaArray = (ArrayList<LogEvent>) stdLogParser.createLogEvents(1, stringList);
        assertEquals(7, resultaArray.size());

        ObjectOutputStream om = new ObjectOutputStream(os);
        om.writeObject(resultaArray);

        os.flush();
        os.close();
        om.close();

    } catch (FileNotFoundException e) {

        e.printStackTrace();
    }

}

From source file:natalia.dymnikova.cluster.scheduler.impl.Codec.java

public byte[] packObject(final Object funct) {
    try {//from  ww w. j a  va 2 s .  co m
        // TODO make sense to reuse Codec and inner ObjectOutputStream at least for a single RemoteObservable
        final ByteArrayOutputStream arrayOutputStream = new ByteArrayOutputStream();
        final ObjectOutputStream os = new ObjectOutputStream(arrayOutputStream);
        os.writeObject(funct);
        os.close();
        return arrayOutputStream.toByteArray();
    } catch (final IOException e) {
        throw propagateUnchecked(e);
    }
}

From source file:com.hp.autonomy.hod.sso.HodAuthenticationTest.java

private <T extends Serializable> T writeAndReadObject(final T object)
        throws IOException, ClassNotFoundException {
    final ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
    final ObjectOutputStream objectOutputStream = new ObjectOutputStream(byteArrayOutputStream);
    objectOutputStream.writeObject(object);
    objectOutputStream.close();

    final ByteArrayInputStream byteArrayInputStream = new ByteArrayInputStream(
            byteArrayOutputStream.toByteArray());
    final ObjectInputStream objectInputStream = new ObjectInputStream(byteArrayInputStream);

    //noinspection unchecked
    return (T) objectInputStream.readObject();
}