Package org.apache.accumulo.master.tableOps

Class Utils

java.lang.Object

org.apache.accumulo.master.tableOps.Utils

public class Utils
extends Object

Constructor Summary

Constructors

Constructor	Description
Utils()

Method Summary

Modifier and Type	Method	Description
static String	getNamespaceId(Instance instance, String tableId, TableOperation op, String namespaceId)
static Lock	getReadLock(String tableId, long tid)
static long	reserveHdfsDirectory(String directory, long tid)
static long	reserveNamespace(String namespaceId, long id, boolean writeLock, boolean mustExist, TableOperation op)
static long	reserveTable(String tableId, long tid, boolean writeLock, boolean tableMustExist, TableOperation op)
static void	unreserveHdfsDirectory(String directory, long tid)
static void	unreserveNamespace(String namespaceId, long id, boolean writeLock)
static void	unreserveTable(String tableId, long tid, boolean writeLock)

Methods inherited from class java.lang.Object

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

Constructor Detail

Utils

public Utils()

Method Detail

reserveTable

public static long reserveTable(String tableId,
                                long tid,
                                boolean writeLock,
                                boolean tableMustExist,
                                TableOperation op)
                         throws Exception

Throws:

Exception

unreserveTable

public static void unreserveTable(String tableId,
                                  long tid,
                                  boolean writeLock)
                           throws Exception

Throws:

Exception

unreserveNamespace

public static void unreserveNamespace(String namespaceId,
                                      long id,
                                      boolean writeLock)
                               throws Exception

Throws:

Exception

reserveNamespace

public static long reserveNamespace(String namespaceId,
                                    long id,
                                    boolean writeLock,
                                    boolean mustExist,
                                    TableOperation op)
                             throws Exception

Throws:

Exception

getNamespaceId

public static String getNamespaceId(Instance instance,
                                    String tableId,
                                    TableOperation op,
                                    String namespaceId)
                             throws Exception

Throws:

Exception

reserveHdfsDirectory

public static long reserveHdfsDirectory(String directory,
                                        long tid)
                                 throws org.apache.zookeeper.KeeperException,
                                        InterruptedException

Throws:

org.apache.zookeeper.KeeperException

InterruptedException

unreserveHdfsDirectory

public static void unreserveHdfsDirectory(String directory,
                                          long tid)
                                   throws org.apache.zookeeper.KeeperException,
                                          InterruptedException

Throws:

org.apache.zookeeper.KeeperException

InterruptedException

getReadLock

public static Lock getReadLock(String tableId,
                               long tid)
                        throws Exception

Throws:

Exception