top.thinkin.lightd.db

类 ZSet

java.lang.Object

top.thinkin.lightd.db.RBase

top.thinkin.lightd.db.RCollection

top.thinkin.lightd.db.ZSet

public class ZSet
extends RCollection

嵌套类概要

嵌套类

限定符和类型	类和说明
static class	ZSet.Entry
static class	ZSet.MetaD
static class	ZSet.MetaV
static class	ZSet.SData
static class	ZSet.SDataD
static class	ZSet.ZData
static class	ZSet.ZDataD

从类继承的嵌套类/接口 top.thinkin.lightd.db.RBase

RBase.TimerCollection

字段概要

字段

限定符和类型	字段和说明
static String	HEAD
static byte[]	HEAD_B
static byte[]	HEAD_SCORE_B
static byte[]	HEAD_V_B

从类继承的字段 top.thinkin.lightd.db.RBase

charset, db, DEF_TX_TIME_OUT, isLog, lock

构造器概要

构造器

限定符	构造器和说明
protected	ZSet(DB db)

方法概要

限定符和类型	方法和说明
void	add(String key, byte[] v, long score)
void	add(String key, List<ZSet.Entry> entryList)
void	addMayTTL(String key, int ttl, byte[] v, long score)
boolean	contains(String key, byte[] value)
void	delete(String key) 删除，数据会被同步清除
protected void	deleteByClear(byte[] key_b, ZSet.MetaD meta)
void	deleteFast(String key)
protected void	deleteTTL(int time, byte[] key_b, byte[] meta_b)
void	delTtl(String key) 删除过期时间
ZSet.Entry	getEntry(org.rocksdb.RocksIterator iterator)
protected byte[]	getKey(String key)
KeyIterator	getKeyIterator()
protected ZSet.MetaV	getMeta(byte[] key_b)
int	getTtl(String key) 获取过期时间戳(秒)
protected TxLock	getTxLock(String key)
boolean	isExist(String key)
RIterator<ZSet>	iterator(String key)
List<ZSet.Entry>	range(String key, long start, long end, int limit) 返回指定区间分数的成员
List<ZSet.Entry>	rangeDel(String key, long start, long end, int limit) 返回指定区间分数的成员并删除
void	remove(String key, byte[]... vs) 删除指定成员
List<Long>	score(String key, byte[]... vs) 返回成员的分数值,如成员不存在，List对应位置则为null
Long	score(String key, byte[] v) 返回成员的分数值
int	size(String key)
void	ttl(String key, int ttl) 设置新的过期时间戳(秒)

从类继承的方法 top.thinkin.lightd.db.RCollection

deleteFast, deleteTTL, getKeyIterator

从类继承的方法 top.thinkin.lightd.db.RBase

checkClose, checkTxCommit, checkTxRange, checkTxRollBack, checkTxStart, commit, commitLocal, deleteDB, deleteHead, deleteRangeDB, delTimer, delTimerCollection, getDB, getTimerCollection, lock, multiGet, newIterator, putDB, release, setTimer, setTimerCollection, start, unlock

从类继承的方法 java.lang.Object

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

字段详细资料

HEAD

public static String HEAD

HEAD_B

public static byte[] HEAD_B

HEAD_SCORE_B

public static byte[] HEAD_SCORE_B

HEAD_V_B

public static byte[] HEAD_V_B

构造器详细资料

ZSet

protected ZSet(DB db)

方法详细资料

getTxLock

protected TxLock getTxLock(String key)

指定者:

getTxLock 在类中 RBase

getKey

protected byte[] getKey(String key)
                 throws KitDBException

抛出:

KitDBException

add

public void add(String key,
                byte[] v,
                long score)
         throws KitDBException

抛出:

KitDBException

add

public void add(String key,
                List<ZSet.Entry> entryList)
         throws KitDBException

抛出:

KitDBException

addMayTTL

public void addMayTTL(String key,
                      int ttl,
                      byte[] v,
                      long score)
               throws KitDBException

抛出:

KitDBException

contains

public boolean contains(String key,
                        byte[] value)
                 throws KitDBException

抛出:

KitDBException

range

public List<ZSet.Entry> range(String key,
                              long start,
                              long end,
                              int limit)
                       throws KitDBException

返回指定区间分数的成员

抛出:

KitDBException

rangeDel

public List<ZSet.Entry> rangeDel(String key,
                                 long start,
                                 long end,
                                 int limit)
                          throws KitDBException

返回指定区间分数的成员并删除

参数:

start -

end -

返回:

抛出:

Exception

KitDBException

iterator

public RIterator<ZSet> iterator(String key)
                         throws KitDBException

抛出:

KitDBException

remove

public void remove(String key,
                   byte[]... vs)
            throws KitDBException

删除指定成员

参数:

vs -

抛出:

Exception

KitDBException

score

public List<Long> score(String key,
                        byte[]... vs)
                 throws KitDBException

返回成员的分数值,如成员不存在，List对应位置则为null

参数:

key -

vs -

返回:

抛出:

Exception

KitDBException

score

public Long score(String key,
                  byte[] v)
           throws KitDBException

返回成员的分数值

参数:

v -

返回:

抛出:

Exception

KitDBException

getMeta

protected ZSet.MetaV getMeta(byte[] key_b)
                      throws KitDBException

指定者:

getMeta 在类中 RCollection

抛出:

KitDBException

deleteByClear

protected void deleteByClear(byte[] key_b,
                             ZSet.MetaD meta)
                      throws KitDBException

抛出:

KitDBException

delete

public void delete(String key)
            throws KitDBException

从类复制的说明: RCollection

删除，数据会被同步清除

抛出:

KitDBException

getKeyIterator

public KeyIterator getKeyIterator()
                           throws KitDBException

指定者:

getKeyIterator 在类中 RCollection

抛出:

KitDBException

deleteFast

public void deleteFast(String key)
                throws KitDBException

抛出:

KitDBException

getTtl

public int getTtl(String key)
           throws KitDBException

从类复制的说明: RCollection

获取过期时间戳(秒)

抛出:

KitDBException

delTtl

public void delTtl(String key)
            throws KitDBException

从类复制的说明: RCollection

删除过期时间

抛出:

KitDBException

deleteTTL

protected void deleteTTL(int time,
                         byte[] key_b,
                         byte[] meta_b)
                  throws KitDBException

抛出:

KitDBException

ttl

public void ttl(String key,
                int ttl)
         throws KitDBException

从类复制的说明: RCollection

设置新的过期时间戳(秒)

抛出:

KitDBException

isExist

public boolean isExist(String key)
                throws KitDBException

抛出:

KitDBException

size

public int size(String key)
         throws KitDBException

抛出:

KitDBException

getEntry

public ZSet.Entry getEntry(org.rocksdb.RocksIterator iterator)
                    throws KitDBException

抛出:

KitDBException