org.opengis.filter.expression

Interface Function

All Superinterfaces:

Expression

@XmlElement(value="Function")
public interface Function
extends Expression

Instances of this class represent a function call into some implementation-specific function. This is included for completeness with respect to the OGC Filter specification. However, no functions are required to be supported by that specification.

Since:

GeoAPI 2.0

Method Summary

Modifier and Type	Method and Description
java.lang.String	getName() Returns the name of the function to be called.
Expression[]	getParameters() Returns the subexpressions that will be evaluated to provide the parameters to the function.

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

accept, evaluate, evaluate

Method Detail

getName

java.lang.String getName()

Returns the name of the function to be called. For example, this might be "cos" or "atan2".

getParameters

Expression[] getParameters()

Returns the subexpressions that will be evaluated to provide the parameters to the function.