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java.lang.Objectcom.caucho.db.block.BlockReadWrite
public class BlockReadWrite
Filesystem access for the BlockStore.
Constructor Summary | |
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BlockReadWrite(BlockStore store,
Path path,
boolean isEnableMmap)
Creates a new store. |
Method Summary | |
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void |
fsync()
sync the output stream with the filesystem when possible. |
long |
getFileSize()
Returns the file size. |
void |
readBlock(long blockId,
byte[] buffer,
int offset,
int length)
Reads a block into the buffer. |
void |
remove()
|
java.lang.String |
toString()
|
void |
writeBlock(long blockAddress,
byte[] buffer,
int offset,
int length,
boolean isPriority)
Saves the buffer to the database. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Constructor Detail |
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public BlockReadWrite(BlockStore store, Path path, boolean isEnableMmap)
database
- the owning database.name
- the store namelock
- the table lockpath
- the path to the filesMethod Detail |
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public long getFileSize()
public void remove() throws java.sql.SQLException
java.sql.SQLException
public void readBlock(long blockId, byte[] buffer, int offset, int length) throws java.io.IOException
java.io.IOException
public void writeBlock(long blockAddress, byte[] buffer, int offset, int length, boolean isPriority) throws java.io.IOException
java.io.IOException
public void fsync() throws java.io.IOException
java.io.IOException
public java.lang.String toString()
toString
in class java.lang.Object
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