org.basex.core

Class Events

java.lang.Object

java.util.AbstractMap<K,V>

java.util.HashMap<java.lang.String,Sessions>

org.basex.core.Events

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable, java.util.Map<java.lang.String,Sessions>

public final class Events
extends java.util.HashMap<java.lang.String,Sessions>

This class organizes all known events.

Author:

BaseX Team 2005-12, BSD License, Christian Gruen, Roman Raedle, Andreas Weiler

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class java.util.AbstractMap

java.util.AbstractMap.SimpleEntry<K,V>, java.util.AbstractMap.SimpleImmutableEntry<K,V>

Constructor Summary

Constructors

Constructor and Description
Events() Constructor.

Method Summary

Methods

Modifier and Type	Method and Description
boolean	create(java.lang.String name) Creates an event.
boolean	drop(java.lang.String name) Drops an event.
java.lang.String	info() Returns information on all events.
boolean	notify(Context ctx, byte[] name, byte[] msg) Notifies the watching sessions about an event.

Methods inherited from class java.util.HashMap

clear, clone, containsKey, containsValue, entrySet, get, isEmpty, keySet, put, putAll, remove, size, values

Methods inherited from class java.util.AbstractMap

equals, hashCode, toString

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.Map

equals, hashCode

Constructor Detail

Events

public Events()

Constructor.

Method Detail

create

public boolean create(java.lang.String name)

Creates an event.

Parameters:

name - event name

Returns:

success flag

drop

public boolean drop(java.lang.String name)

Drops an event.

Parameters:

name - event name

Returns:

success flag

info

public java.lang.String info()

Returns information on all events.

Returns:

information on all events.

notify

public boolean notify(Context ctx,
             byte[] name,
             byte[] msg)

Notifies the watching sessions about an event.

Parameters:

ctx - database context

name - name

msg - message

Returns:

success flag