com.sleepycat.je.recovery
Class CheckpointStart

java.lang.Object
  extended by com.sleepycat.je.recovery.CheckpointStart
All Implemented Interfaces:
Loggable

public class CheckpointStart
extends java.lang.Object
implements Loggable

CheckpointStart creates a log entry that marks the beginning of a checkpoint.


Constructor Summary
CheckpointStart()
           
CheckpointStart(long id, java.lang.String invoker)
           
 
Method Summary
 void dumpLog(java.lang.StringBuffer sb, boolean verbose)
          Write the object into the string buffer for log dumping.
 int getLogSize()
           
 long getTransactionId()
           
 boolean logicalEquals(Loggable other)
           
 void readFromLog(java.nio.ByteBuffer logBuffer, byte entryVersion)
          Initialize this object from the data in itemBuf.
 void writeToLog(java.nio.ByteBuffer logBuffer)
          Serialize this object into the buffer.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

CheckpointStart

public CheckpointStart(long id,
                       java.lang.String invoker)

CheckpointStart

public CheckpointStart()
Method Detail

getLogSize

public int getLogSize()
Specified by:
getLogSize in interface Loggable
Returns:
number of bytes used to store this object.
See Also:
Loggable.getLogSize()

writeToLog

public void writeToLog(java.nio.ByteBuffer logBuffer)
Description copied from interface: Loggable
Serialize this object into the buffer.

Specified by:
writeToLog in interface Loggable
Parameters:
logBuffer - is the destination buffer
See Also:
Loggable.writeToLog(java.nio.ByteBuffer)

readFromLog

public void readFromLog(java.nio.ByteBuffer logBuffer,
                        byte entryVersion)
                 throws LogException
Description copied from interface: Loggable
Initialize this object from the data in itemBuf.

Specified by:
readFromLog in interface Loggable
Throws:
LogException
See Also:
Loggable.readFromLog(java.nio.ByteBuffer, byte)

dumpLog

public void dumpLog(java.lang.StringBuffer sb,
                    boolean verbose)
Description copied from interface: Loggable
Write the object into the string buffer for log dumping. Each object should be dumped without indentation or new lines and should be valid XML.

Specified by:
dumpLog in interface Loggable
Parameters:
sb - destination string buffer
verbose - if true, dump the full, verbose version
See Also:
Loggable.dumpLog(java.lang.StringBuffer, boolean)

getTransactionId

public long getTransactionId()
Specified by:
getTransactionId in interface Loggable
Returns:
the transaction id embedded within this loggable object. Objects that have no transaction id should return 0.
See Also:
Loggable.getTransactionId()

logicalEquals

public boolean logicalEquals(Loggable other)
Specified by:
logicalEquals in interface Loggable
Returns:
true if these two loggable items are logically the same. Used for replication testing.
See Also:
Always return false, this item should never be compared.