package org.apache.activemq.broker.ft;
import org.apache.activemq.broker.BrokerService;
import org.apache.activemq.store.jdbc.DataSourceSupport;
import org.apache.activemq.store.jdbc.JDBCPersistenceAdapter;
import org.apache.derby.jdbc.EmbeddedDataSource;
public class JDBCQueueMasterSlaveTest extends QueueMasterSlaveTest {
protected EmbeddedDataSource sharedDs;
protected String MASTER_URL = "tcp://localhost:62001";
protected String SLAVE_URL = "tcp://localhost:62002";
protected void setUp() throws Exception {
// startup db
sharedDs = (EmbeddedDataSource) new DataSourceSupport().getDataSource();
super.setUp();
}
protected void createMaster() throws Exception {
master = new BrokerService();
master.addConnector(MASTER_URL);
master.setUseJmx(false);
master.setPersistent(true);
master.setDeleteAllMessagesOnStartup(true);
JDBCPersistenceAdapter persistenceAdapter = new JDBCPersistenceAdapter();
persistenceAdapter.setDataSource(getExistingDataSource());
persistenceAdapter.setLockKeepAlivePeriod(500);
persistenceAdapter.setLockAcquireSleepInterval(500);
master.setPersistenceAdapter(persistenceAdapter);
master.start();
}
protected void createSlave() throws Exception {
// use a separate thread as the slave will block waiting for
// the exclusive db lock
Thread t = new Thread() {
public void run() {
try {
BrokerService broker = new BrokerService();
broker.addConnector(SLAVE_URL);
// no need for broker.setMasterConnectorURI(masterConnectorURI)
// as the db lock provides the slave/master initialisation
broker.setUseJmx(false);
broker.setPersistent(true);
JDBCPersistenceAdapter persistenceAdapter = new JDBCPersistenceAdapter();
persistenceAdapter.setDataSource(getExistingDataSource());
persistenceAdapter.setCreateTablesOnStartup(false);
broker.setPersistenceAdapter(persistenceAdapter);
broker.start();
slave.set(broker);
slaveStarted.countDown();
} catch (Exception e) {
fail("failed to start slave broker, reason:" + e);
}
}
};
t.start();
}
protected EmbeddedDataSource getExistingDataSource() throws Exception {
return sharedDs;
}
}