Example usage for java.io ObjectInput readObject

Introduction

In this page you can find the example usage for java.io ObjectInput readObject.

Prototype

public Object readObject() throws ClassNotFoundException, IOException;

Source Link

Document

Read and return an object.

Usage

From source file:org.jfree.data.xy.junit.DefaultXYZDatasetTest.java

/**
 * Serialize an instance, restore it, and check for equality.
 *//*www  . j a  v  a  2  s .c  om*/
public void testSerialization() {

    DefaultXYZDataset d1 = new DefaultXYZDataset();
    DefaultXYZDataset d2 = null;

    try {
        ByteArrayOutputStream buffer = new ByteArrayOutputStream();
        ObjectOutput out = new ObjectOutputStream(buffer);
        out.writeObject(d1);
        out.close();

        ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray()));
        d2 = (DefaultXYZDataset) in.readObject();
        in.close();
    } catch (Exception e) {
        e.printStackTrace();
    }
    assertEquals(d1, d2);

    // try a dataset with some content...
    double[] x1 = new double[] { 1.0, 2.0, 3.0 };
    double[] y1 = new double[] { 4.0, 5.0, 6.0 };
    double[] z1 = new double[] { 7.0, 8.0, 9.0 };
    double[][] data1 = new double[][] { x1, y1, z1 };
    d1.addSeries("S1", data1);
    try {
        ByteArrayOutputStream buffer = new ByteArrayOutputStream();
        ObjectOutput out = new ObjectOutputStream(buffer);
        out.writeObject(d1);
        out.close();

        ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray()));
        d2 = (DefaultXYZDataset) in.readObject();
        in.close();
    } catch (Exception e) {
        e.printStackTrace();
    }
    assertEquals(d1, d2);

}

From source file:com.splicemachine.derby.stream.function.RowAndIndexGenerator.java

@Override
public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
    heapConglom = in.readLong();//from   w  ww  . j a  v a 2s .co m
    if (in.readBoolean())
        operationContext = (OperationContext) in.readObject();
    txn = SIDriver.driver().getOperationFactory().readTxn(in);
    pkCols = ArrayUtil.readIntArray(in);
    tableVersion = in.readUTF();
    execRowDefinition = (ExecRow) in.readObject();
    autoIncrementRowLocationArray = new RowLocation[in.readInt()];
    for (int i = 0; i < autoIncrementRowLocationArray.length; i++)
        autoIncrementRowLocationArray[i] = (RowLocation) in.readObject();
    spliceSequences = new SpliceSequence[in.readInt()];
    for (int i = 0; i < spliceSequences.length; i++)
        spliceSequences[i] = (SpliceSequence) in.readObject();
    heapConglom = in.readLong();
    int iSize = in.readInt();
    tentativeIndices = new ArrayList<>(iSize);
    for (int i = 0; i < iSize; i++) {
        byte[] message = new byte[in.readInt()];
        in.readFully(message);
        tentativeIndices.add(DDLMessage.TentativeIndex.parseFrom(message));
    }
}

From source file:com.github.naoghuman.cm.model.matrix.MatrixModel.java

@Override
public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
    this.setId(in.readLong());
    this.setGenerationTime(in.readLong());
    this.setTitle(StringEscapeUtils.unescapeHtml4(String.valueOf(in.readObject())));
    this.setDescription(StringEscapeUtils.unescapeHtml4(String.valueOf(in.readObject())));
}

From source file:org.ejbca.core.model.approval.approvalrequests.EditEndEntityApprovalRequest.java

public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
    super.readExternal(in);
    int version = in.readInt();
    if (version == 1) {
        newuserdata = (EndEntityInformation) in.readObject();
        clearpwd = in.readBoolean();//ww  w .  j a  v a2  s.  c om
        orguserdata = (EndEntityInformation) in.readObject();
    }
}

From source file:org.lunarray.model.descriptor.model.extension.impl.ExtensionContainerImpl.java

/** {@inheritDoc} */
@SuppressWarnings("unchecked")
@Override/*  w  ww .j  av  a2 s .com*/
public void readExternal(final ObjectInput input) throws IOException, ClassNotFoundException {
    Validate.notNull(input, "Input stream may not be null.");
    this.initialized = false;
    this.extensionReferences = (Map<Class<? extends Extension>, ExtensionRef<? extends Extension>>) input
            .readObject();
}

From source file:BinaryHeapQueue.java

public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
    comparator = (Comparator) in.readObject();
    elements = (Queueable[]) in.readObject();
    size = in.readInt();// w  w w  .j  a va2  s  .  c  o  m
}

From source file:net.openhft.chronicle.wire.benchmarks.Data.java

@Override
public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
    setPrice(in.readDouble());//w  ww  .  j  a v  a  2 s . c  o m
    setLongInt(in.readLong());
    setSmallInt(in.readInt());
    setFlag(in.readBoolean());
    setSide((Side) in.readObject());
    setText((String) in.readObject());
}

From source file:org.jfree.data.xy.junit.TableXYDatasetTest.java

/**
 * Serialize an instance, restore it, and check for equality.
 */// w ww.j ava2s  .co  m
public void testSerialization() {

    DefaultTableXYDataset d1 = new DefaultTableXYDataset();
    d1.addSeries(createSeries2());
    DefaultTableXYDataset d2 = null;

    try {
        ByteArrayOutputStream buffer = new ByteArrayOutputStream();
        ObjectOutput out = new ObjectOutputStream(buffer);
        out.writeObject(d1);
        out.close();

        ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray()));
        d2 = (DefaultTableXYDataset) in.readObject();
        in.close();
    } catch (Exception e) {
        System.out.println(e.toString());
    }
    assertEquals(d1, d2);

}

From source file:com.aol.advertising.qiao.util.cache.ValueWrapper.java

@Override
public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
    this.insertionTime = in.readLong();
    this.lastAccessTime = in.readLong();
    this.timeout = in.readInt();
    this.isModified = in.readByte();
    this.value = (V) in.readObject();
}

From source file:org.apache.synapse.message.store.impl.rabbitmq.RabbitMQConsumer.java

public MessageContext receive() {
    if (!checkConnection()) {
        if (!reconnect()) {
            if (logger.isDebugEnabled()) {
                logger.debug(getId() + " cannot receive message from store. Can not reconnect.");
            }//from w w  w  . j  ava2  s.c  o  m
            return null;
        } else {
            logger.info(getId() + " reconnected to store.");
            isReceiveError = false;
        }
    }
    //setting channel
    if (channel != null) {
        if (!channel.isOpen()) {
            if (!setChannel()) {
                logger.info(getId() + " unable to create the channel.");
                return null;
            }
        }
    } else {
        if (!setChannel()) {
            logger.info(getId() + " unable to create the channel.");
            return null;
        }
    }
    //receive messages
    try {

        GetResponse delivery = null;
        delivery = channel.basicGet(queueName, false);

        if (delivery != null) {
            //deserilizing message
            StorableMessage storableMessage = null;
            ByteArrayInputStream bis = new ByteArrayInputStream(delivery.getBody());
            ObjectInput in = new ObjectInputStream(bis);
            try {
                storableMessage = (StorableMessage) in.readObject();
            } catch (ClassNotFoundException e) {
                logger.error(getId() + "unable to read the stored message" + e);
                channel.basicAck(delivery.getEnvelope().getDeliveryTag(), false);
            }

            bis.close();
            in.close();
            org.apache.axis2.context.MessageContext axis2Mc = store.newAxis2Mc();
            MessageContext synapseMc = store.newSynapseMc(axis2Mc);
            synapseMc = MessageConverter.toMessageContext(storableMessage, axis2Mc, synapseMc);
            updateCache(delivery, synapseMc, null, false);
            if (logger.isDebugEnabled()) {
                logger.debug(getId() + " Received MessageId:" + delivery.getProps().getMessageId());
            }
            return synapseMc;
        }
    } catch (ShutdownSignalException sse) {
        logger.error(getId() + " connection error when receiving messages" + sse);
    } catch (IOException ioe) {
        logger.error(getId() + " connection error when receiving messages" + ioe);
    }
    return null;
}