org.geotools.brewer.styling.builder

Interface Builder<T>

Type Parameters:

T - class of object under construction

All Known Implementing Classes:

AddBuilder, AnchorPointBuilder, AndBuilder, ChannelSelectionBuilder, ChildExpressionBuilder, ColorMapBuilder, ColorMapEntryBuilder, ColorReplacementBuilder, ContrastEnhancementBuilder, DescriptionBuilder, DisplacementBuilder, DivideBuilder, ExpressionBuilder, ExtensionSymbolizerBuilder, ExtentBuilder, ExternalGraphicBuilder, ExternalMarkBuilder, FeatureTypeConstraintBuilder, FeatureTypeStyleBuilder, FillBuilder, FilterBuilder, FontBuilder, FunctionBuilder, FunctionBuilder.ParamBuilder, GraphicBuilder, GraphicLegendBuilder, HaloBuilder, IdBuilder, LayerFeatureConstraintsBuilder, LinePlacementBuilder, LineSymbolizerBuilder, LiteralBuilder, MarkBuilder, MultiplyBuilder, NamedLayerBuilder, NilBuilder, PointPlacementBuilder, PointSymbolizerBuilder, PolygonSymbolizerBuilder, PropertyNameBuilder, RasterSymbolizerBuilder, RemoteOWSBuilder, RuleBuilder, SelectedChannelTypeBuilder, ShadedReliefBuilder, StrokeBuilder, StyleBuilder, StyledLayerDescriptorBuilder, SubFilterBuilder, SubtractBuilder, SymbolizerBuilder, TextSymbolizerBuilder, UserLayerBuilder

public interface Builder<T>

Builder interface used to impose consistency on Builder implementations.

Method Summary

Modifier and Type	Method and Description
T	build() Created object, may be null if unset()
Builder<T>	reset() Configure the Builder to produce a default result.
Builder<T>	reset(T original) Configure the Builder to produce a copy of the provided original.
Builder<T>	unset() Configure the Builder to produce null.

Method Detail

unset

Builder<T> unset()

Configure the Builder to produce null.

This method allows a Builder to be used as a placeholder; in its unset state the build() method will produce null. If any of the builder methods are used the builder will produce a result.

Returns:

Builder configured to build null

reset

Builder<T> reset()

Configure the Builder to produce a default result.

Returns:

Builder configured to produce a default result.

reset

Builder<T> reset(T original)

Configure the Builder to produce a copy of the provided original.

Parameters:

original - Original, if null this will behave the same as unset()

Returns:

Builder configured to produce the provided original

build

T build()

Created object, may be null if unset()

Returns:

Created object may be null if unset()