Java BrokerService.getPersistenceAdapter方法代碼示例

import org.apache.activemq.broker.BrokerService; //導入方法依賴的package包/類
@Override
protected void createMaster() throws Exception {
   master = new BrokerService();
   master.setBrokerName("master");
   master.addConnector(MASTER_URL);
   master.setUseJmx(false);
   master.setPersistent(true);
   master.setDeleteAllMessagesOnStartup(true);
   KahaDBPersistenceAdapter kahaDBPersistenceAdapter = (KahaDBPersistenceAdapter) master.getPersistenceAdapter();
   LeaseDatabaseLocker leaseDatabaseLocker = new LeaseDatabaseLocker();
   leaseDatabaseLocker.setCreateTablesOnStartup(true);
   leaseDatabaseLocker.setDataSource(getExistingDataSource());
   leaseDatabaseLocker.setStatements(new Statements());
   kahaDBPersistenceAdapter.setLocker(leaseDatabaseLocker);
   configureLocker(kahaDBPersistenceAdapter);
   configureBroker(master);
   master.start();
}
 

import org.apache.activemq.broker.BrokerService; //導入方法依賴的package包/類
@Test
public void testJournalConfig() throws Exception {
   File journalFile = new File(JOURNAL_ROOT + "testJournalConfig/journal");
   recursiveDelete(journalFile);

   BrokerService broker;
   broker = createBroker(new FileSystemResource(CONF_ROOT + "journal-example.xml"));
   try {
      assertEquals("Broker Config Error (brokerName)", "brokerJournalConfigTest", broker.getBrokerName());

      PersistenceAdapter adapter = broker.getPersistenceAdapter();

      assertTrue("Should have created a journal persistence adapter", adapter instanceof JournalPersistenceAdapter);
      assertTrue("Should have created a journal directory at " + journalFile.getAbsolutePath(), journalFile.exists());

      LOG.info("Success");
   } finally {
      if (broker != null) {
         broker.stop();
      }
   }
}
 

import org.apache.activemq.broker.BrokerService; //導入方法依賴的package包/類
public void execute() throws Exception {
    if (config == null) {
        throw new Exception("required --config option missing");
    }
    if (file == null) {
        throw new Exception("required --file option missing");
    }
    System.out.println("Loading: " + config);
    BrokerFactory.setStartDefault(false); // to avoid the broker auto-starting..
    BrokerService broker = BrokerFactory.createBroker(config);
    BrokerFactory.resetStartDefault();
    PersistenceAdapter store = broker.getPersistenceAdapter();
    System.out.println("Starting: " + store);
    store.start();
    try {
        BufferedOutputStream fos = new BufferedOutputStream(new FileOutputStream(file));
        try {
            export(store, fos);
        } finally {
            fos.close();
        }
    } finally {
        store.stop();
    }
}
 

import org.apache.activemq.broker.BrokerService; //導入方法依賴的package包/類
@Override
protected void createSlave() throws Exception {
   // use a separate thread as the slave will block waiting for
   // the exclusive db lock
   Thread t = new Thread() {
      @Override
      public void run() {
         try {
            BrokerService broker = new BrokerService();
            broker.setBrokerName("slave");
            TransportConnector connector = new TransportConnector();
            connector.setUri(new URI(SLAVE_URL));
            broker.addConnector(connector);
            broker.setUseJmx(false);
            broker.setPersistent(true);
            KahaDBPersistenceAdapter kahaDBPersistenceAdapter = (KahaDBPersistenceAdapter) broker.getPersistenceAdapter();
            LeaseDatabaseLocker leaseDatabaseLocker = new LeaseDatabaseLocker();
            leaseDatabaseLocker.setDataSource(getExistingDataSource());
            leaseDatabaseLocker.setStatements(new Statements());
            kahaDBPersistenceAdapter.setLocker(leaseDatabaseLocker);
            configureLocker(kahaDBPersistenceAdapter);
            configureBroker(broker);
            broker.start();
            slave.set(broker);
            slaveStarted.countDown();
         } catch (IllegalStateException expectedOnShutdown) {
         } catch (Exception e) {
            fail("failed to start slave broker, reason:" + e);
         }
      }
   };
   t.start();
}
 

import org.apache.activemq.broker.BrokerService; //導入方法依賴的package包/類
@Test
public void testJournaledJDBCConfig() throws Exception {

   File journalFile = new File(JOURNAL_ROOT + "testJournaledJDBCConfig/journal");
   recursiveDelete(journalFile);

   File derbyFile = new File(DERBY_ROOT + "testJournaledJDBCConfig/derbydb"); // Default
   recursiveDelete(derbyFile);

   BrokerService broker;
   broker = createBroker(new FileSystemResource(CONF_ROOT + "journaledjdbc-example.xml"));
   try {
      assertEquals("Broker Config Error (brokerName)", "brokerJournaledJDBCConfigTest", broker.getBrokerName());

      PersistenceAdapter adapter = broker.getPersistenceAdapter();

      assertTrue("Should have created a journal persistence adapter", adapter instanceof JournalPersistenceAdapter);
      assertTrue("Should have created a derby directory at " + derbyFile.getAbsolutePath(), derbyFile.exists());
      assertTrue("Should have created a journal directory at " + journalFile.getAbsolutePath(), journalFile.exists());

      // Check persistence factory configurations
      broker.getPersistenceAdapter();

      assertTrue(broker.getSystemUsage().getStoreUsage().getStore() instanceof JournalPersistenceAdapter);

      LOG.info("Success");
   } finally {
      if (broker != null) {
         broker.stop();
      }
   }
}
 

import org.apache.activemq.broker.BrokerService; //導入方法依賴的package包/類
@Test
public void testMemoryConfig() throws Exception {
   File journalFile = new File(JOURNAL_ROOT + "testMemoryConfig");
   recursiveDelete(journalFile);

   File derbyFile = new File(DERBY_ROOT + "testMemoryConfig");
   recursiveDelete(derbyFile);

   BrokerService broker;
   broker = createBroker(new FileSystemResource(CONF_ROOT + "memory-example.xml"));

   try {
      assertEquals("Broker Config Error (brokerName)", "brokerMemoryConfigTest", broker.getBrokerName());

      PersistenceAdapter adapter = broker.getPersistenceAdapter();

      assertTrue("Should have created a memory persistence adapter", adapter instanceof MemoryPersistenceAdapter);
      assertTrue("Should have not created a derby directory at " + derbyFile.getAbsolutePath(), !derbyFile.exists());
      assertTrue("Should have not created a journal directory at " + journalFile.getAbsolutePath(), !journalFile.exists());

      LOG.info("Success");
   } finally {
      if (broker != null) {
         broker.stop();
      }
   }
}
 

import org.apache.activemq.broker.BrokerService; //導入方法依賴的package包/類
@Test
public void testJdbcConfig() throws Exception {
   File journalFile = new File(JOURNAL_ROOT + "testJDBCConfig/journal");
   recursiveDelete(journalFile);

   File derbyFile = new File(DERBY_ROOT + "testJDBCConfig/derbydb"); // Default
   recursiveDelete(derbyFile);

   BrokerService broker;
   broker = createBroker(new FileSystemResource(CONF_ROOT + "jdbc-example.xml"));
   try {
      assertEquals("Broker Config Error (brokerName)", "brokerJdbcConfigTest", broker.getBrokerName());

      PersistenceAdapter adapter = broker.getPersistenceAdapter();

      assertTrue("Should have created a jdbc persistence adapter", adapter instanceof JDBCPersistenceAdapter);
      assertEquals("JDBC Adapter Config Error (cleanupPeriod)", 60000, ((JDBCPersistenceAdapter) adapter).getCleanupPeriod());
      assertTrue("Should have created an EmbeddedDataSource", ((JDBCPersistenceAdapter) adapter).getDataSource() instanceof EmbeddedDataSource);
      assertTrue("Should have created a DefaultWireFormat", ((JDBCPersistenceAdapter) adapter).getWireFormat() instanceof ObjectStreamWireFormat);

      LOG.info("Success");
   } finally {
      if (broker != null) {
         broker.stop();
      }
   }
}
 

import org.apache.activemq.broker.BrokerService; //導入方法依賴的package包/類
public void stopBrokerWithStoreFailure(BrokerService broker, PersistenceAdapterChoice choice) throws Exception {
   switch (choice) {
      case KahaDB:
         KahaDBPersistenceAdapter kahaDBPersistenceAdapter = (KahaDBPersistenceAdapter) broker.getPersistenceAdapter();

         // have the broker stop with an IOException on next checkpoint so it has a pending local transaction to recover
         kahaDBPersistenceAdapter.getStore().getJournal().close();
         break;
      default:
         // just stop normally by default
         broker.stop();
   }
   broker.waitUntilStopped();
}