org.fusesource.leveldbjni.internal

Class NativeDB

java.lang.Object

org.fusesource.leveldbjni.internal.NativeDB

public class NativeDB
extends java.lang.Object

The DB object provides the main interface to acessing LevelDB

Author:

Hiram Chirino

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	NativeDB.DBException

Field Summary

Fields

Modifier and Type	Field and Description
static org.fusesource.hawtjni.runtime.Library	LIBRARY
protected long	self

Method Summary

Methods

Modifier and Type	Method and Description
protected void	assertAllocated()
void	compactRange(byte[] begin, byte[] end)
void	delete()
void	delete(NativeWriteOptions options, byte[] key)
static void	destroy(java.io.File path, NativeOptions options)
byte[]	get(NativeReadOptions options, byte[] key)
long[]	getApproximateSizes(NativeRange... ranges)
java.lang.String	getProperty(java.lang.String name)
NativeSnapshot	getSnapshot()
boolean	isAllocated()
NativeIterator	iterator(NativeReadOptions options)
static NativeDB	open(NativeOptions options, java.io.File path)
void	put(NativeWriteOptions options, byte[] key, byte[] value)
void	releaseSnapshot(NativeSnapshot snapshot)
static void	repair(java.io.File path, NativeOptions options)
void	resumeCompactions()
void	suspendCompactions()
void	write(NativeWriteOptions options, NativeWriteBatch updates)

Methods inherited from class java.lang.Object

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

Field Detail

LIBRARY

public static final org.fusesource.hawtjni.runtime.Library LIBRARY

self

protected long self

Method Detail

delete

public void delete()

open

public static NativeDB open(NativeOptions options,
            java.io.File path)
                     throws java.io.IOException,
                            NativeDB.DBException

Throws:

java.io.IOException

NativeDB.DBException

suspendCompactions

public void suspendCompactions()

resumeCompactions

public void resumeCompactions()

put

public void put(NativeWriteOptions options,
       byte[] key,
       byte[] value)
         throws NativeDB.DBException

Throws:

NativeDB.DBException

delete

public void delete(NativeWriteOptions options,
          byte[] key)
            throws NativeDB.DBException

Throws:

NativeDB.DBException

write

public void write(NativeWriteOptions options,
         NativeWriteBatch updates)
           throws NativeDB.DBException

Throws:

NativeDB.DBException

get

public byte[] get(NativeReadOptions options,
         byte[] key)
           throws NativeDB.DBException

Throws:

NativeDB.DBException

getSnapshot

public NativeSnapshot getSnapshot()

releaseSnapshot

public void releaseSnapshot(NativeSnapshot snapshot)

iterator

public NativeIterator iterator(NativeReadOptions options)

getApproximateSizes

public long[] getApproximateSizes(NativeRange... ranges)

getProperty

public java.lang.String getProperty(java.lang.String name)

compactRange

public void compactRange(byte[] begin,
                byte[] end)

destroy

public static void destroy(java.io.File path,
           NativeOptions options)
                    throws java.io.IOException,
                           NativeDB.DBException

Throws:

java.io.IOException

NativeDB.DBException

repair

public static void repair(java.io.File path,
          NativeOptions options)
                   throws java.io.IOException,
                          NativeDB.DBException

Throws:

java.io.IOException

NativeDB.DBException

isAllocated

public boolean isAllocated()

assertAllocated

protected void assertAllocated()