io.shardingsphere.orchestration.reg.newzk.client.action

接口 IAction

所有已知子接口:

IClient, IExecStrategy

所有已知实现类:

AsyncRetryStrategy, BaseClient, BaseStrategy, CacheClient, ContentionStrategy, SyncRetryStrategy, TransactionContendStrategy, UsualClient, UsualStrategy

public interface IAction

The basic actions of the client.

作者:

lidongbo

方法概要

限定符和类型	方法和说明
boolean	checkExists(String key) Check exist.
boolean	checkExists(String key, org.apache.zookeeper.Watcher watcher) Check exist.
void	createCurrentOnly(String key, String value, org.apache.zookeeper.CreateMode createMode) Only create target node.
void	deleteOnlyCurrent(String key) Only delete target node..
void	deleteOnlyCurrent(String key, org.apache.zookeeper.AsyncCallback.VoidCallback callback, Object ctx) Only delete target node..
List<String>	getChildren(String key) Get children's keys.
byte[]	getData(String key) Get string type data.
void	getData(String key, org.apache.zookeeper.AsyncCallback.DataCallback callback, Object ctx) Get string type data.
String	getDataString(String key) Get string type data.
void	update(String key, String value) Update.

方法详细资料

getDataString

String getDataString(String key)
              throws org.apache.zookeeper.KeeperException,
                     InterruptedException

Get string type data.

参数:

key - key

返回:

data String

抛出:

org.apache.zookeeper.KeeperException - zookeeper exception

InterruptedException - interrupted exception

getData

byte[] getData(String key)
        throws org.apache.zookeeper.KeeperException,
               InterruptedException

Get string type data.

参数:

key - key

返回:

data

抛出:

org.apache.zookeeper.KeeperException - zookeeper exception

InterruptedException - interrupted exception

getData

void getData(String key,
             org.apache.zookeeper.AsyncCallback.DataCallback callback,
             Object ctx)
      throws org.apache.zookeeper.KeeperException,
             InterruptedException

Get string type data.

参数:

key - key

callback - callback

ctx - context

抛出:

org.apache.zookeeper.KeeperException - zookeeper exception

InterruptedException - interrupted exception

checkExists

boolean checkExists(String key)
             throws org.apache.zookeeper.KeeperException,
                    InterruptedException

Check exist.

参数:

key - key

返回:

exist or not

抛出:

org.apache.zookeeper.KeeperException - zookeeper exception

InterruptedException - interrupted exception

checkExists

boolean checkExists(String key,
                    org.apache.zookeeper.Watcher watcher)
             throws org.apache.zookeeper.KeeperException,
                    InterruptedException

Check exist.

参数:

key - key

watcher - watcher

返回:

exist or not

抛出:

org.apache.zookeeper.KeeperException - zookeeper exception

InterruptedException - interrupted exception

getChildren

List<String> getChildren(String key)
                  throws org.apache.zookeeper.KeeperException,
                         InterruptedException

Get children's keys.

参数:

key - key

返回:

children keys

抛出:

org.apache.zookeeper.KeeperException - zookeeper exception

InterruptedException - interrupted exception

createCurrentOnly

void createCurrentOnly(String key,
                       String value,
                       org.apache.zookeeper.CreateMode createMode)
                throws org.apache.zookeeper.KeeperException,
                       InterruptedException

Only create target node.

参数:

key - key

value - value

createMode - createMode

抛出:

org.apache.zookeeper.KeeperException - zookeeper exception

InterruptedException - interrupted exception

update

void update(String key,
            String value)
     throws org.apache.zookeeper.KeeperException,
            InterruptedException

Update.

参数:

key - key

value - value

抛出:

org.apache.zookeeper.KeeperException - zookeeper exception

InterruptedException - interrupted exception

deleteOnlyCurrent

void deleteOnlyCurrent(String key)
                throws org.apache.zookeeper.KeeperException,
                       InterruptedException

Only delete target node..

参数:

key - key

抛出:

org.apache.zookeeper.KeeperException - zookeeper exception

InterruptedException - interrupted exception

deleteOnlyCurrent

void deleteOnlyCurrent(String key,
                       org.apache.zookeeper.AsyncCallback.VoidCallback callback,
                       Object ctx)
                throws org.apache.zookeeper.KeeperException,
                       InterruptedException

Only delete target node..

参数:

key - key

callback - callback

ctx - context

抛出:

org.apache.zookeeper.KeeperException - zookeeper exception

InterruptedException - interrupted exception