com.hazelcast.map.impl.query

Class QueryEventFilter

java.lang.Object

com.hazelcast.map.impl.EntryEventFilter

com.hazelcast.map.impl.query.QueryEventFilter

All Implemented Interfaces:

DataSerializable, IdentifiedDataSerializable, EventFilter

public class QueryEventFilter
extends EntryEventFilter

Event filter which matches map events on a specified entry key and matching a predefined Predicate.

Field Summary

Fields inherited from class com.hazelcast.map.impl.EntryEventFilter

includeValue, key

Constructor Summary

Constructors

Constructor and Description
QueryEventFilter()
QueryEventFilter(boolean includeValue, Data key, Predicate predicate)

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object o)
boolean	eval(Object arg) Returns true if the event matches this filter.
int	getId() Returns type identifier for this class.
Object	getPredicate()
int	hashCode()
void	readData(ObjectDataInput in) Reads fields from the input stream
String	toString()
void	writeData(ObjectDataOutput out) Writes object fields to output stream

Methods inherited from class com.hazelcast.map.impl.EntryEventFilter

getFactoryId, getKey, isIncludeValue

Methods inherited from class java.lang.Object

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

Constructor Detail

QueryEventFilter

public QueryEventFilter()

QueryEventFilter

public QueryEventFilter(boolean includeValue,
                        Data key,
                        Predicate predicate)

Method Detail

getPredicate

public Object getPredicate()

eval

public boolean eval(Object arg)

Description copied from interface: EventFilter

Returns true if the event matches this filter.

Specified by:

eval in interface EventFilter

Overrides:

eval in class EntryEventFilter

getId

public int getId()

Description copied from interface: IdentifiedDataSerializable

Returns type identifier for this class. It should be unique per DataSerializableFactory.

Specified by:

getId in interface IdentifiedDataSerializable

Overrides:

getId in class EntryEventFilter

Returns:

type ID

writeData

public void writeData(ObjectDataOutput out)
               throws IOException

Description copied from interface: DataSerializable

Writes object fields to output stream

Specified by:

writeData in interface DataSerializable

Overrides:

writeData in class EntryEventFilter

Parameters:

out - output

Throws:

IOException - if an I/O error occurs. In particular, an IOException may be thrown if the output stream has been closed.

readData

public void readData(ObjectDataInput in)
              throws IOException

Description copied from interface: DataSerializable

Reads fields from the input stream

Specified by:

readData in interface DataSerializable

Overrides:

readData in class EntryEventFilter

Parameters:

in - input

Throws:

IOException - if an I/O error occurs. In particular, an IOException may be thrown if the input stream has been closed.

equals

public boolean equals(Object o)

Overrides:

equals in class EntryEventFilter

hashCode

public int hashCode()

Overrides:

hashCode in class EntryEventFilter

toString

public String toString()

Overrides:

toString in class EntryEventFilter