Class GeometryFunctionRegistry

java.lang.Object

org.locationtech.jtstest.geomop.GeometryFunctionRegistry

public class GeometryFunctionRegistry
extends Object

A registry to manage a collection of GeometryFunctions.

Author:

Martin Davis

Constructor Summary

Constructors

Constructor	Description
GeometryFunctionRegistry()
GeometryFunctionRegistry(Class clz)

Method Summary

Modifier and Type	Method	Description
void	add(Class geomFuncClass)	Adds functions for all the static methods in the given class.
void	add(String geomFuncClassname)	Adds functions for all the static methods in the given class.
void	add(Collection funcs)
void	add(GeometryFunction func)	Adds a function if it does not currently exist in the registry, or replaces the existing one with the same signature.
static GeometryFunctionRegistry	create()
List	createFunctions(Class functionClass)	Create GeometryFunctions for all the static methods in the given class
GeometryFunction	find(String name)	Finds the first function which matches the given name.
GeometryFunction	find(String name, int argCount)	Finds the first function which matches the given name and argument count.
int	findIndex(String name, int argCount)
int	findIndex(GeometryFunction func)
static boolean	hasGeometryResult(GeometryFunction func)

Methods inherited from class Object

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

Constructor Details

GeometryFunctionRegistry

public GeometryFunctionRegistry()

GeometryFunctionRegistry

public GeometryFunctionRegistry(Class clz)

Method Details

create

public static GeometryFunctionRegistry create()

hasGeometryResult

public static boolean hasGeometryResult(GeometryFunction func)

add

public void add(Class geomFuncClass)

Adds functions for all the static methods in the given class.

Parameters:

geomFuncClass -

add

public void add(String geomFuncClassname)
         throws ClassNotFoundException

Adds functions for all the static methods in the given class.

Parameters:

geomFuncClassname - the name of the class to load and extract functions from

Throws:

ClassNotFoundException

add

public void add(Collection funcs)

createFunctions

public List createFunctions(Class functionClass)

Create GeometryFunctions for all the static methods in the given class

Parameters:

functionClass -

Returns:

a list of the functions created

add

public void add(GeometryFunction func)

Adds a function if it does not currently exist in the registry, or replaces the existing one with the same signature.

Parameters:

func - a function

findIndex

public int findIndex(GeometryFunction func)

findIndex

public int findIndex(String name,
 int argCount)

find

public GeometryFunction find(String name,
 int argCount)

Finds the first function which matches the given name and argument count.

Parameters:

name -

Returns:

a matching function, or null

find

public GeometryFunction find(String name)

Finds the first function which matches the given name.

Parameters:

name -

Returns:

a matching function, or null