org.apache.crail

Class CrailStore

java.lang.Object

org.apache.crail.CrailStore

Direct Known Subclasses:

CoreDataStore

public abstract class CrailStore
extends Object

Constructor Summary

Constructors

Constructor and Description
CrailStore()

Method Summary

Modifier and Type	Method and Description
abstract CrailBuffer	allocateBuffer()
void	close()
protected abstract void	closeFileSystem()
abstract Upcoming<CrailNode>	create(String path, CrailNodeType type, CrailStorageClass storageClass, CrailLocationClass locationClass, boolean enumerable)
abstract Upcoming<CrailNode>	delete(String path, boolean recursive)
abstract void	freeBuffer(CrailBuffer buffer)
abstract CrailLocationClass	getLocationClass()
abstract CrailStatistics	getStatistics()
abstract Upcoming<CrailNode>	lookup(String path)
static CrailStore	newInstance(CrailConfiguration conf)
abstract Upcoming<CrailNode>	rename(String srcPath, String dstPath)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

CrailStore

public CrailStore()

Method Detail

create

public abstract Upcoming<CrailNode> create(String path,
                                           CrailNodeType type,
                                           CrailStorageClass storageClass,
                                           CrailLocationClass locationClass,
                                           boolean enumerable)
                                    throws Exception

Throws:

Exception

lookup

public abstract Upcoming<CrailNode> lookup(String path)
                                    throws Exception

Throws:

Exception

rename

public abstract Upcoming<CrailNode> rename(String srcPath,
                                           String dstPath)
                                    throws Exception

Throws:

Exception

delete

public abstract Upcoming<CrailNode> delete(String path,
                                           boolean recursive)
                                    throws Exception

Throws:

Exception

allocateBuffer

public abstract CrailBuffer allocateBuffer()
                                    throws Exception

Throws:

Exception

freeBuffer

public abstract void freeBuffer(CrailBuffer buffer)
                         throws Exception

Throws:

Exception

getStatistics

public abstract CrailStatistics getStatistics()

getLocationClass

public abstract CrailLocationClass getLocationClass()

closeFileSystem

protected abstract void closeFileSystem()
                                 throws Exception

Throws:

Exception

close

public void close()
           throws Exception

Throws:

Exception

newInstance

public static CrailStore newInstance(CrailConfiguration conf)
                              throws Exception

Throws:

Exception