Package org.apache.solr.client.solrj.cloud

Interface DistribStateManager

All Superinterfaces:

AutoCloseable, Closeable, org.apache.solr.common.SolrCloseable

All Known Implementing Classes:

ZkDistribStateManager

public interface DistribStateManager
extends org.apache.solr.common.SolrCloseable

This interface represents a distributed state repository.

Method Summary

Modifier and Type	Method	Description
String	createData(String path, byte[] data, org.apache.zookeeper.CreateMode mode)	Create data (leaf) node at specified path.
default VersionedData	getData(String path)
VersionedData	getData(String path, org.apache.zookeeper.Watcher watcher)
Map<String,Object>	getJson(String path)
default org.apache.solr.common.cloud.PerReplicaStates	getReplicaStates(String path)
boolean	hasData(String path)
List<String>	listData(String path)
List<String>	listData(String path, org.apache.zookeeper.Watcher watcher)
default List<String>	listTree(String root)	List a subtree including the root path, using breadth-first traversal.
void	makePath(String path)
void	makePath(String path, byte[] data, org.apache.zookeeper.CreateMode createMode, boolean failOnExists)
List<org.apache.zookeeper.OpResult>	multi(Iterable<org.apache.zookeeper.Op> ops)
void	removeData(String path, int version)
default void	removeRecursively(String root, boolean ignoreMissing, boolean includeRoot)	Remove data recursively.
void	setData(String path, byte[] data, int version)

Methods inherited from interface java.io.Closeable

close

Methods inherited from interface org.apache.solr.common.SolrCloseable

isClosed

Method Detail

hasData

boolean hasData(String path)
         throws IOException,
                org.apache.zookeeper.KeeperException,
                InterruptedException

Throws:

IOException

org.apache.zookeeper.KeeperException

InterruptedException

listData

List<String> listData(String path)
               throws NoSuchElementException,
                      IOException,
                      org.apache.zookeeper.KeeperException,
                      InterruptedException

Throws:

NoSuchElementException

IOException

org.apache.zookeeper.KeeperException

InterruptedException

listData

List<String> listData(String path,
                      org.apache.zookeeper.Watcher watcher)
               throws NoSuchElementException,
                      IOException,
                      org.apache.zookeeper.KeeperException,
                      InterruptedException

Throws:

NoSuchElementException

IOException

org.apache.zookeeper.KeeperException

InterruptedException

getData

VersionedData getData(String path,
                      org.apache.zookeeper.Watcher watcher)
               throws NoSuchElementException,
                      IOException,
                      org.apache.zookeeper.KeeperException,
                      InterruptedException

Throws:

NoSuchElementException

IOException

org.apache.zookeeper.KeeperException

InterruptedException

getData

default VersionedData getData(String path)
                       throws NoSuchElementException,
                              IOException,
                              org.apache.zookeeper.KeeperException,
                              InterruptedException

Throws:

NoSuchElementException

IOException

org.apache.zookeeper.KeeperException

InterruptedException

getJson

Map<String,Object> getJson(String path)
                          throws InterruptedException,
                                 IOException,
                                 org.apache.zookeeper.KeeperException

Throws:

InterruptedException

IOException

org.apache.zookeeper.KeeperException

makePath

void makePath(String path)
       throws AlreadyExistsException,
              IOException,
              org.apache.zookeeper.KeeperException,
              InterruptedException

Throws:

AlreadyExistsException

IOException

org.apache.zookeeper.KeeperException

InterruptedException

makePath

void makePath(String path,
              byte[] data,
              org.apache.zookeeper.CreateMode createMode,
              boolean failOnExists)
       throws AlreadyExistsException,
              IOException,
              org.apache.zookeeper.KeeperException,
              InterruptedException

Throws:

AlreadyExistsException

IOException

org.apache.zookeeper.KeeperException

InterruptedException

createData

String createData(String path,
                  byte[] data,
                  org.apache.zookeeper.CreateMode mode)
           throws AlreadyExistsException,
                  IOException,
                  org.apache.zookeeper.KeeperException,
                  InterruptedException

Create data (leaf) node at specified path.

Parameters:

path - base path name of the node.

data - data to be stored.

mode - creation mode.

Returns:

actual path of the node - in case of sequential nodes this will differ from the base path because of the appended sequence number.

Throws:

AlreadyExistsException

IOException

org.apache.zookeeper.KeeperException

InterruptedException

removeData

void removeData(String path,
                int version)
         throws NoSuchElementException,
                IOException,
                NotEmptyException,
                org.apache.zookeeper.KeeperException,
                InterruptedException,
                BadVersionException

Throws:

NoSuchElementException

IOException

NotEmptyException

org.apache.zookeeper.KeeperException

InterruptedException

BadVersionException

setData

void setData(String path,
             byte[] data,
             int version)
      throws BadVersionException,
             NoSuchElementException,
             IOException,
             org.apache.zookeeper.KeeperException,
             InterruptedException

Throws:

BadVersionException

NoSuchElementException

IOException

org.apache.zookeeper.KeeperException

InterruptedException

multi

List<org.apache.zookeeper.OpResult> multi(Iterable<org.apache.zookeeper.Op> ops)
                                   throws BadVersionException,
                                          NoSuchElementException,
                                          AlreadyExistsException,
                                          IOException,
                                          org.apache.zookeeper.KeeperException,
                                          InterruptedException

Throws:

BadVersionException

NoSuchElementException

AlreadyExistsException

IOException

org.apache.zookeeper.KeeperException

InterruptedException

listTree

default List<String> listTree(String root)
                       throws NoSuchElementException,
                              IOException,
                              org.apache.zookeeper.KeeperException,
                              InterruptedException

List a subtree including the root path, using breadth-first traversal.

Parameters:

root - root path

Returns:

list of full paths, with the root path being the first element

Throws:

NoSuchElementException

IOException

org.apache.zookeeper.KeeperException

InterruptedException

getReplicaStates

default org.apache.solr.common.cloud.PerReplicaStates getReplicaStates(String path)
                                                                throws org.apache.zookeeper.KeeperException,
                                                                       InterruptedException

Throws:

org.apache.zookeeper.KeeperException

InterruptedException

removeRecursively

default void removeRecursively(String root,
                               boolean ignoreMissing,
                               boolean includeRoot)
                        throws NoSuchElementException,
                               IOException,
                               NotEmptyException,
                               org.apache.zookeeper.KeeperException,
                               InterruptedException,
                               BadVersionException

Remove data recursively.

Parameters:

root - root path

ignoreMissing - ignore errors if root or any children path is missing

includeRoot - when true delete also the root path

Throws:

NoSuchElementException

IOException

NotEmptyException

org.apache.zookeeper.KeeperException

InterruptedException

BadVersionException