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support course change replication

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This commit is contained in:
Axel Uhl
2012-05-05 01:00:46 +02:00
parent 3abf105822
commit 0480da7cb6
16 changed files with 316 additions and 18 deletions
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java/com.sap.sailing.server.replication/src/com/sap/sailing/server/replication/impl/ReplicationServiceImpl.java
+10 -2
View File
@@ -1,8 +1,10 @@
package com.sap.sailing.server.replication.impl;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.net.URL;
import java.net.URLConnection;
import java.util.ArrayList;
@@ -11,10 +13,10 @@ import java.util.Iterator;
import java.util.List;
import java.util.Map;
import javax.jms.BytesMessage;
import javax.jms.DeliveryMode;
import javax.jms.JMSException;
import javax.jms.MessageProducer;
import javax.jms.ObjectMessage;
import javax.jms.Session;
import javax.jms.Topic;
import javax.jms.TopicSubscriber;
@@ -141,7 +143,13 @@ public class ReplicationServiceImpl implements ReplicationService, OperationExec
Topic topic = getReplicationTopic();
Session session = messageBrokerManager.getSession();
getMessageProducer(topic).setDeliveryMode(DeliveryMode.PERSISTENT);
ObjectMessage operationAsMessage = session.createObjectMessage(operation);
BytesMessage operationAsMessage = session.createBytesMessage();
// serialize operation into message
ByteArrayOutputStream bos = new ByteArrayOutputStream();
ObjectOutputStream oos = new ObjectOutputStream(bos);
oos.writeObject(operation);
oos.close();
operationAsMessage.writeBytes(bos.toByteArray());
messageProducer.send(operationAsMessage);
}
java/com.sap.sailing.server.replication/src/com/sap/sailing/server/replication/impl/Replicator.java
+17 -3
View File
@@ -1,10 +1,15 @@
package com.sap.sailing.server.replication.impl;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import javax.jms.BytesMessage;
import javax.jms.JMSException;
import javax.jms.Message;
import javax.jms.MessageListener;
import javax.jms.ObjectMessage;
import com.sap.sailing.domain.base.DomainFactory;
import com.sap.sailing.server.RacingEventService;
import com.sap.sailing.server.RacingEventServiceOperation;
import com.sap.sailing.server.replication.ReplicationMasterDescriptor;
@@ -34,13 +39,22 @@ public class Replicator implements MessageListener {
@Override
public void onMessage(Message m) {
try {
RacingEventServiceOperation<?> operation = (RacingEventServiceOperation<?>) ((ObjectMessage) m).getObject();
byte[] bytesFromMessage = getBytes((BytesMessage) m);
ObjectInputStream ois = DomainFactory.INSTANCE.createObjectInputStreamResolvingAgainstThisFactory(
new ByteArrayInputStream(bytesFromMessage));
RacingEventServiceOperation<?> operation = (RacingEventServiceOperation<?>) ois.readObject();
racingEventServiceTracker.getRacingEventService().apply(operation);
} catch (JMSException e) {
} catch (IOException | ClassNotFoundException | JMSException e) {
throw new RuntimeException(e);
}
}
private byte[] getBytes(BytesMessage m) throws JMSException {
byte[] buf = new byte[(int) m.getBodyLength()];
m.readBytes(buf);
return buf;
}
@Override
public String toString() {
return "Replicator for master "+master;