/**
* Commits a temp block.
*
* @param tempBlockMeta the meta data of the temp block to commit
* @throws OutOfSpaceException when no more space left to hold the block
* @throws AlreadyExistsException when the block already exists in committed blocks
* @throws NotFoundException when temp block can not be found
*/
public synchronized void commitTempBlockMeta(TempBlockMeta tempBlockMeta)
throws OutOfSpaceException, AlreadyExistsException, NotFoundException {
BlockMeta block = new BlockMeta(Preconditions.checkNotNull(tempBlockMeta));
StorageDir dir = tempBlockMeta.getParentDir();
dir.removeTempBlockMeta(tempBlockMeta);
dir.addBlockMeta(block);
}
/**
* Aborts a temp block.
*
* @param tempBlockMeta the meta data of the temp block to add
* @throws NotFoundException when block can not be found
*/
public synchronized void abortTempBlockMeta(TempBlockMeta tempBlockMeta)
throws NotFoundException {
StorageDir dir = tempBlockMeta.getParentDir();
dir.removeTempBlockMeta(tempBlockMeta);
}
/**
* Modifies the size of a temp block
*
* @param tempBlockMeta the temp block to modify
* @param newSize new size in bytes
* @throws InvalidStateException when newSize is smaller than current size
*/
public synchronized void resizeTempBlockMeta(TempBlockMeta tempBlockMeta, long newSize)
throws InvalidStateException {
StorageDir dir = tempBlockMeta.getParentDir();
dir.resizeTempBlockMeta(tempBlockMeta, newSize);
}
/**
* Adds a temp block.
*
* @param tempBlockMeta the meta data of the temp block to add
* @throws OutOfSpaceException when no more space left to hold the block
* @throws AlreadyExistsException when the block already exists
*/
public synchronized void addTempBlockMeta(TempBlockMeta tempBlockMeta)
throws OutOfSpaceException, AlreadyExistsException {
StorageDir dir = tempBlockMeta.getParentDir();
dir.addTempBlockMeta(tempBlockMeta);
}