org.geotools.mbstyle.expression

Class MBFeatureData

Object

ExpressionAbstract

FunctionImpl

MBExpression

MBFeatureData

All Implemented Interfaces:

Expression, Function

public class MBFeatureData
extends MBExpression

Field Summary

Fields inherited from class MBExpression

colors, decisions, featureData, ff, heatMap, json, lookUp, math, name, parse, ramps, string, transformer, types, variableBindings, zoom

Fields inherited from class FunctionImpl

functionName

Fields inherited from interface Expression

NIL

Constructor Summary

Constructors

Constructor and Description
MBFeatureData(JSONArray json)

Method Summary

Modifier and Type	Method and Description
Expression	featureGeometryType() Gets the feature's geometry type: Point, MultiPoint, LineString, MultiLineString, Polygon, MultiPolygon.Example: ["geometry-type"]: string
Expression	featureId() Gets the feature's id, if it has one.
Expression	featureProperties() Gets the feature properties object.
Expression	getExpression() Determines which expression to use.

Methods inherited from class MBExpression

canCreate, create, getName, throwInsufficientArgumentCount, throwUnexpectedArgumentCount, transformExpression, transformLiteral

Methods inherited from class FunctionImpl

accept, dispatchArguments, equals, evaluate, functionName, getFallbackValue, getFunctionName, getParameters, getParameterValue, getParameterValue, hashCode, setFallbackValue, setName, setParameters, toString

Methods inherited from class ExpressionAbstract

evaluate

Methods inherited from class Object

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

Methods inherited from interface Expression

evaluate

Constructor Detail

MBFeatureData

public MBFeatureData(JSONArray json)

Method Detail

featureGeometryType

public Expression featureGeometryType()

Gets the feature's geometry type: Point, MultiPoint, LineString, MultiLineString, Polygon, MultiPolygon.Example: ["geometry-type"]: string

Returns:

geometry type expression

featureId

public Expression featureId()

Gets the feature's id, if it has one. Example: ["id"]: value

Returns:

feature id expression

featureProperties

public Expression featureProperties()

Gets the feature properties object. Note that in some cases, it may be more efficient to use ["get", "property_name"] directly. Example: ["properties"]: object

Returns:

expression of feature attributes

getExpression

public Expression getExpression()
                         throws MBFormatException

Description copied from class: MBExpression

Determines which expression to use.

Specified by:

getExpression in class MBExpression

Throws:

MBFormatException