ddf.catalog.filter.impl

Class LiteralImpl

java.lang.Object

ddf.catalog.filter.impl.LiteralImpl

All Implemented Interfaces:

org.opengis.filter.expression.Expression, org.opengis.filter.expression.Literal

public class LiteralImpl
extends Object
implements org.opengis.filter.expression.Literal

Simple implementation of filter that does not depend on GeoTools. Please use FilterBuilder instead to create filters.

Author:

ddf.isgs@lmco.com

Field Summary

Fields inherited from interface org.opengis.filter.expression.Expression

NIL

Constructor Summary

Constructors

Constructor and Description
LiteralImpl(Object value) Create literal from object value.

Method Summary

Modifier and Type	Method and Description
Object	accept(org.opengis.filter.expression.ExpressionVisitor visitor, Object extraData)
Object	evaluate(Object object)
<T> T	evaluate(Object object, Class<T> context)
Object	getValue()

Methods inherited from class java.lang.Object

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

Constructor Detail

LiteralImpl

public LiteralImpl(Object value)

Create literal from object value.

Parameters:

value - object value

Method Detail

evaluate

public Object evaluate(Object object)

Specified by:

evaluate in interface org.opengis.filter.expression.Expression

evaluate

public <T> T evaluate(Object object,
                      Class<T> context)

Specified by:

evaluate in interface org.opengis.filter.expression.Expression

accept

public Object accept(org.opengis.filter.expression.ExpressionVisitor visitor,
                     Object extraData)

Specified by:

accept in interface org.opengis.filter.expression.Expression

getValue

public Object getValue()

Specified by:

getValue in interface org.opengis.filter.expression.Literal