com.platon.storage.db

类 TrackDatabase

java.lang.Object

com.platon.storage.db.TrackDatabase

所有已实现的接口:

Database

public class TrackDatabase
extends java.lang.Object
implements Database

嵌套类概要

嵌套类

限定符和类型	类和说明
class	TrackDatabase.ContractWrapper

字段概要

字段

限定符和类型	字段和说明
java.util.Map<java.lang.String,TrackDatabase.ContractWrapper>	changesMap

构造器概要

构造器

构造器和说明
TrackDatabase(Database db)

方法概要

限定符和类型	方法和说明
void	close() Close the database connection
void	commitTrack() 已过时。
void	commitTrack(java.lang.String contract)
void	delete(byte[] key) Delete key/value pair from database
void	delete(java.lang.String contract, byte[] key) Delete object (key) from db
byte[]	get(byte[] key) Get value from database
byte[]	get(java.lang.String contract, byte[] key)
void	put(byte[] key, byte[] value) Insert value into database
void	put(java.lang.String contract, byte[] key, byte[] value)
void	rollbackTrack() 已过时。
void	rollbackTrack(java.lang.String contract)
void	startTrack() 已过时。
void	startTrack(java.lang.String contract)

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

changesMap

public java.util.Map<java.lang.String,TrackDatabase.ContractWrapper> changesMap

构造器详细资料

TrackDatabase

public TrackDatabase(Database db)

方法详细资料

startTrack

public void startTrack(java.lang.String contract)

commitTrack

public void commitTrack(java.lang.String contract)

rollbackTrack

public void rollbackTrack(java.lang.String contract)

put

public void put(java.lang.String contract,
                byte[] key,
                byte[] value)

get

public byte[] get(java.lang.String contract,
                  byte[] key)

delete

public void delete(java.lang.String contract,
                   byte[] key)

Delete object (key) from db

startTrack

@Deprecated
public void startTrack()

已过时。

commitTrack

@Deprecated
public void commitTrack()

已过时。

rollbackTrack

@Deprecated
public void rollbackTrack()

已过时。

get

public byte[] get(byte[] key)

从接口复制的说明: Database

Get value from database

指定者:

get 在接口中 Database

参数:

key - for which to retrieve the value

返回:

the value for the given key

put

public void put(byte[] key,
                byte[] value)

从接口复制的说明: Database

Insert value into database

指定者:

put 在接口中 Database

参数:

key - for the given value

value - to insert

delete

public void delete(byte[] key)

从接口复制的说明: Database

Delete key/value pair from database

指定者:

delete 在接口中 Database

参数:

key - for which to delete the value

close

public void close()

从接口复制的说明: Database

Close the database connection

指定者:

close 在接口中 Database