com.espertech.esper.collection

Class MultiKeyUntypedEventPair

java.lang.Object

com.espertech.esper.collection.MultiKeyUntypedEventPair

All Implemented Interfaces:

MetaDefItem, java.io.Serializable

public final class MultiKeyUntypedEventPair
extends java.lang.Object
implements MetaDefItem, java.io.Serializable

Functions as a key value for Maps where keys need to be composite values, and includes an EventBean handle The class allows a Map that uses MultiKeyUntyped entries for key values to use multiple objects as keys. It calculates the hashCode from the key objects on construction and caches the hashCode.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
MultiKeyUntypedEventPair(java.lang.Object[] keys, EventBean eventBean) Constructor for multiple keys supplied in an object array.

Method Summary

Modifier and Type	Method and Description
boolean	equals(java.lang.Object other)
java.lang.Object	get(int index) Returns the key object at the specified position.
EventBean	getEventBean() Returns the event.
java.lang.Object[]	getKeys() Returns keys.
int	hashCode()
int	size() Returns the number of key objects.
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

MultiKeyUntypedEventPair

public MultiKeyUntypedEventPair(java.lang.Object[] keys,
                                EventBean eventBean)

Constructor for multiple keys supplied in an object array.

Parameters:

keys - is an array of key objects

eventBean - for pair

Method Detail

getEventBean

public EventBean getEventBean()

Returns the event.

Returns:

event

size

public final int size()

Returns the number of key objects.

Returns:

size of key object array

get

public final java.lang.Object get(int index)

Returns the key object at the specified position.

Parameters:

index - is the array position

Returns:

key object at position

equals

public final boolean equals(java.lang.Object other)

Overrides:

equals in class java.lang.Object

getKeys

public java.lang.Object[] getKeys()

Returns keys.

Returns:

keys object array

hashCode

public final int hashCode()

Overrides:

hashCode in class java.lang.Object

toString

public final java.lang.String toString()

Overrides:

toString in class java.lang.Object