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java.lang.Objectcom.sleepycat.je.tree.BINDelta
public class BINDelta
BINDelta contains the information needed to create a partial (delta) BIN log entry. It also knows how to combine a full BIN log entry and a delta to generate a new BIN.
Constructor Summary | |
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BINDelta()
For instantiating from the log. |
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BINDelta(BIN bin)
Read a BIN and create the deltas. |
Method Summary | |
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void |
dumpLog(java.lang.StringBuffer sb,
boolean verbose)
Write the object into the string buffer for log dumping. |
DatabaseId |
getDbId()
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long |
getLastFullLsn()
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int |
getLogSize()
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long |
getTransactionId()
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boolean |
logicalEquals(Loggable other)
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void |
readFromLog(java.nio.ByteBuffer itemBuffer,
byte entryVersion)
Initialize this object from the data in itemBuf. |
BIN |
reconstituteBIN(EnvironmentImpl env)
Create a BIN by starting with the full version and applying the deltas. |
void |
writeToLog(java.nio.ByteBuffer logBuffer)
Serialize this object into the buffer. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public BINDelta(BIN bin)
public BINDelta()
Method Detail |
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public DatabaseId getDbId()
public long getLastFullLsn()
public BIN reconstituteBIN(EnvironmentImpl env) throws DatabaseException
DatabaseException
public int getLogSize()
getLogSize
in interface Loggable
public void writeToLog(java.nio.ByteBuffer logBuffer)
Loggable
writeToLog
in interface Loggable
logBuffer
- is the destination bufferpublic void readFromLog(java.nio.ByteBuffer itemBuffer, byte entryVersion) throws LogException
Loggable
readFromLog
in interface Loggable
LogException
public void dumpLog(java.lang.StringBuffer sb, boolean verbose)
Loggable
dumpLog
in interface Loggable
sb
- destination string bufferverbose
- if true, dump the full, verbose versionpublic long getTransactionId()
getTransactionId
in interface Loggable
Loggable.getTransactionId()
public boolean logicalEquals(Loggable other)
logicalEquals
in interface Loggable
Always return false, this item should never be compared.
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