org.apache.rocketmq.store.CommitLog.getMaxOffset java code examples

Add the Codota plugin to your IDE and get smart completions

private void myMethod () {
 SimpleDateFormat s =String pattern;new SimpleDateFormat(pattern)
String template;Locale locale;new SimpleDateFormat(template, locale)
new SimpleDateFormat()
Smart code suggestions by Codota
}

@Override
public long getMaxPhyOffset() {
  return this.commitLog.getMaxOffset();
}

public long behind() {
  return DefaultMessageStore.this.commitLog.getMaxOffset() - this.reputFromOffset;
}

private boolean isCommitLogAvailable() {
  return this.reputFromOffset < DefaultMessageStore.this.commitLog.getMaxOffset();
}

@Override
public long slaveFallBehindMuch() {
  return this.commitLog.getMaxOffset() - this.haService.getPush2SlaveMaxOffset().get();
}

@Override
public void shutdown() {
  for (int i = 0; i < 50 && this.isCommitLogAvailable(); i++) {
    try {
      Thread.sleep(100);
    } catch (InterruptedException ignored) {
    }
  }
  if (this.isCommitLogAvailable()) {
    log.warn("shutdown ReputMessageService, but commitlog have not finish to be dispatched, CL: {} reputFromOffset: {}",
      DefaultMessageStore.this.commitLog.getMaxOffset(), this.reputFromOffset);
  }
  super.shutdown();
}

/**
 * @throws Exception
 */
public void start() throws Exception {
  lock = lockFile.getChannel().tryLock(0, 1, false);
  if (lock == null || lock.isShared() || !lock.isValid()) {
    throw new RuntimeException("Lock failed,MQ already started");
  }
  lockFile.getChannel().write(ByteBuffer.wrap("lock".getBytes()));
  lockFile.getChannel().force(true);
  this.flushConsumeQueueService.start();
  this.commitLog.start();
  this.storeStatsService.start();
  if (this.scheduleMessageService != null && SLAVE != messageStoreConfig.getBrokerRole()) {
    this.scheduleMessageService.start();
  }
  if (this.getMessageStoreConfig().isDuplicationEnable()) {
    this.reputMessageService.setReputFromOffset(this.commitLog.getConfirmOffset());
  } else {
    this.reputMessageService.setReputFromOffset(this.commitLog.getMaxOffset());
  }
  this.reputMessageService.start();
  this.haService.start();
  this.createTempFile();
  this.addScheduleTask();
  this.shutdown = false;
}

@Override
public boolean checkInDiskByConsumeOffset(final String topic, final int queueId, long consumeOffset) {
  final long maxOffsetPy = this.commitLog.getMaxOffset();
  ConsumeQueue consumeQueue = findConsumeQueue(topic, queueId);
  if (consumeQueue != null) {
    SelectMappedBufferResult bufferConsumeQueue = consumeQueue.getIndexBuffer(consumeOffset);
    if (bufferConsumeQueue != null) {
      try {
        for (int i = 0; i < bufferConsumeQueue.getSize(); ) {
          i += ConsumeQueue.CQ_STORE_UNIT_SIZE;
          long offsetPy = bufferConsumeQueue.getByteBuffer().getLong();
          return checkInDiskByCommitOffset(offsetPy, maxOffsetPy);
        }
      } finally {
        bufferConsumeQueue.release();
      }
    } else {
      return false;
    }
  }
  return false;
}

long masterOffset = HAConnection.this.haService.getDefaultMessageStore().getCommitLog().getMaxOffset();
masterOffset =
  masterOffset

@Override
public long getMaxPhyOffset() {
  return this.commitLog.getMaxOffset();
}

private boolean isCommitLogAvailable() {
  return this.reputFromOffset < DefaultMessageStore.this.commitLog.getMaxOffset();
}

public long behind() {
  return DefaultMessageStore.this.commitLog.getMaxOffset() - this.reputFromOffset;
}

@Override
public long slaveFallBehindMuch() {
  return this.commitLog.getMaxOffset() - this.haService.getPush2SlaveMaxOffset().get();
}

final long maxOffsetPy = this.commitLog.getMaxOffset();

@Override
public void shutdown() {
  for (int i = 0; i < 50 && this.isCommitLogAvailable(); i++) {
    try {
      Thread.sleep(100);
    } catch (InterruptedException ignored) {
    }
  }
  if (this.isCommitLogAvailable()) {
    log.warn("shutdown ReputMessageService, but commitlog have not finish to be dispatched, CL: {} reputFromOffset: {}",
      DefaultMessageStore.this.commitLog.getMaxOffset(), this.reputFromOffset);
  }
  super.shutdown();
}

@Override
public boolean checkInDiskByConsumeOffset(final String topic, final int queueId, long consumeOffset) {
  final long maxOffsetPy = this.commitLog.getMaxOffset();
  ConsumeQueue consumeQueue = findConsumeQueue(topic, queueId);
  if (consumeQueue != null) {
    SelectMappedBufferResult bufferConsumeQueue = consumeQueue.getIndexBuffer(consumeOffset);
    if (bufferConsumeQueue != null) {
      try {
        for (int i = 0; i < bufferConsumeQueue.getSize(); ) {
          i += ConsumeQueue.CQ_STORE_UNIT_SIZE;
          long offsetPy = bufferConsumeQueue.getByteBuffer().getLong();
          return checkInDiskByCommitOffset(offsetPy, maxOffsetPy);
        }
      } finally {
        bufferConsumeQueue.release();
      }
    } else {
      return false;
    }
  }
  return false;
}

/**
 * @throws Exception
 */
public void start() throws Exception {
  lock = lockFile.getChannel().tryLock(0, 1, false);
  if (lock == null || lock.isShared() || !lock.isValid()) {
    throw new RuntimeException("Lock failed,MQ already started");
  }
  lockFile.getChannel().write(ByteBuffer.wrap("lock".getBytes()));
  lockFile.getChannel().force(true);
  this.flushConsumeQueueService.start();
  this.commitLog.start();
  this.storeStatsService.start();
  if (this.scheduleMessageService != null && BrokerRole.SLAVE != messageStoreConfig.getBrokerRole()) {
    this.scheduleMessageService.start();
  }
  if (this.getMessageStoreConfig().isDuplicationEnable()) {
    this.reputMessageService.setReputFromOffset(this.commitLog.getConfirmOffset());
  } else {
    this.reputMessageService.setReputFromOffset(this.commitLog.getMaxOffset());
  }
  this.reputMessageService.start();
  this.haService.start();
  this.createTempFile();
  this.addScheduleTask();
  if (BrokerRole.SLAVE != messageStoreConfig.getBrokerRole()) {
    this.haService.initInSyncOffset(getMaxPhyOffset());
  }
  this.shutdown = false;
}

long masterOffset = HAConnection.this.haService.getDefaultMessageStore().getCommitLog().getMaxOffset();
masterOffset =
  masterOffset

public boolean onRoleChange() {
  if (this.scheduleMessageService == null) {
    log.warn("scheduleMessageService is null");
    return false;
  }
  scheduleMessageService.load();
  if (BrokerRole.SLAVE != messageStoreConfig.getBrokerRole()) {
    this.scheduleMessageService.start();
    this.recoverTopicQueueTable();
    this.haService.initInSyncOffset(getMaxPhyOffset());
  } else {
    this.scheduleMessageService.shutdown();
    truncateNotSync();
    if (this.getMessageStoreConfig().isDuplicationEnable()) {
      this.reputMessageService.setReputFromOffset(this.commitLog.getConfirmOffset());
    } else {
      this.reputMessageService.setReputFromOffset(this.commitLog.getMaxOffset());
    }
  }
  log.info("role change, current role:{}", messageStoreConfig.getBrokerRole());
  return true;
}

final long maxOffsetPy = this.commitLog.getMaxOffset();

@Override
public long slaveFallBehindMuch() {
  return this.commitLog.getMaxOffset() - this.haService.getPush2SlaveMaxOffset().get();
}

Popular methods of CommitLog

<init>
appendData
calMsgLength
checkMessageAndReturnSize
check the message and returns the message size
checkSelf
deleteExpiredFile
destroy
doNothingForDeadCode
flush
getBeginTimeInLock
getConfirmOffset
getData

Popular in Java

Finding current android device location
setContentView (Activity)
onRequestPermissionsResult (Fragment)
setRequestProperty (URLConnection)
Sets the general request property. If a property with the key already exists, overwrite its value wi
PrintStream (java.io)
A PrintStream adds functionality to another output stream, namely the ability to print representatio
SortedSet (java.util)
A Set that further provides a total ordering on its elements. The elements are ordered using their C
ExecutorService (java.util.concurrent)
An Executor that provides methods to manage termination and methods that can produce a Future for tr
Options (org.apache.commons.cli)
Main entry-point into the library. Options represents a collection of Option objects, which describ
Join (org.hibernate.mapping)
Table (org.hibernate.mapping)
A relational table

How to use getMaxOffsetmethodin org.apache.rocketmq.store.CommitLog

Best Java code snippets using org.apache.rocketmq.store.CommitLog.getMaxOffset (Showing top 20 results out of 315)

How to use
getMaxOffset
method
in
org.apache.rocketmq.store.CommitLog