com.revolsys.data.query

Class IsNull

java.lang.Object

com.revolsys.data.query.QueryValue

com.revolsys.data.query.Condition

com.revolsys.data.query.RightUnaryCondition

com.revolsys.data.query.IsNull

All Implemented Interfaces:

Filter<Map<String,Object>>, Cloneable

public class IsNull
extends RightUnaryCondition

Field Summary

Fields inherited from class com.revolsys.data.query.QueryValue

SUPPORTED_BINARY_OPERATORS

Constructor Summary

Constructors

Constructor and Description
IsNull(QueryValue value)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	accept(Map<String,Object> record) Check that the object matches the filter, returning true if matched, false otherwise.

Methods inherited from class com.revolsys.data.query.RightUnaryCondition

appendDefaultSql, appendParameters, clone, equals, getOperator, getQueryValues, getValue, toString

Methods inherited from class com.revolsys.data.query.Condition

accept, getValue, isEmpty, toFormattedString

Methods inherited from class com.revolsys.data.query.QueryValue

appendSql, cloneQueryValues, expand, getBoundingBox, getBoundingBox, getStringValue, parseWhere, setRecordDefinition, toQueryValue

Methods inherited from class java.lang.Object

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

Constructor Detail

IsNull

public IsNull(QueryValue value)

Method Detail

accept

public boolean accept(Map<String,Object> record)

Description copied from interface: Filter

Check that the object matches the filter, returning true if matched, false otherwise.

Specified by:

accept in interface Filter<Map<String,Object>>

Overrides:

accept in class Condition

Parameters:

record - The object to check.

Returns:

True if the object matched the filter, false otherwise.