org.apache.hadoop.hive.ql.hooks

Class HiveHooks

java.lang.Object

org.apache.hadoop.hive.ql.hooks.HiveHooks

public class HiveHooks
extends Object

Loads and stores different kinds of hooks, provides addHook(HookContext.HookType, Object)} to add hook alone or getHooks(HookContext.HookType, Class) to get all hooks corresponding to the specific hook type.

Constructor Summary

Constructors

Constructor and Description
HiveHooks(HiveConf conf)
HiveHooks(HiveConf conf, SessionState.LogHelper console)

Method Summary

Modifier and Type	Method and Description
void	addHook(HookContext.HookType type, Object hook) Add the hook corresponding to the specific hook type.
List	getHooks(HookContext.HookType type)
<T> List<T>	getHooks(HookContext.HookType type, Class<T> clazz) Get all hooks corresponding to the specific hook type.

Methods inherited from class java.lang.Object

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

Constructor Detail

HiveHooks

public HiveHooks(HiveConf conf)

HiveHooks

public HiveHooks(HiveConf conf,
                 SessionState.LogHelper console)

Method Detail

addHook

public void addHook(HookContext.HookType type,
                    Object hook)

Add the hook corresponding to the specific hook type.

Parameters:

type - The hook type

hook - The hook that will be added

getHooks

public <T> List<T> getHooks(HookContext.HookType type,
                            Class<T> clazz)

Get all hooks corresponding to the specific hook type.

Type Parameters:

T - The generic type of the hooks

Parameters:

type - The hook type

clazz - The hook class of returning hooks

Returns:

List of hooks

getHooks

public List getHooks(HookContext.HookType type)