ca.nengo.config

Class ClassRegistry

java.lang.Object

ca.nengo.config.ClassRegistry

public final class ClassRegistry
extends java.lang.Object

A registry of implementations of selected types of interest (subclasses and interface implementations). This gets used when generating the list of available input functions (e.g., PFunction in simulator-ui) TODO: unit tests

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	IMPLS_LOCATION_PROPERTY Location of implementations...
static java.lang.String	TYPES_LOCATION_PROPERTY Location of types...

Method Summary

Methods

Modifier and Type	Method and Description
void	addRegisterableType(java.lang.Class<?> type) Adds a class to the list of types whose implementations can be registered (only implementations of certain types can be registered).
java.util.List<java.lang.Class<?>>	getImplementations(java.lang.Class<?> type)
static ClassRegistry	getInstance()
void	register(java.lang.Class<?> implementation) Registers an implementation against any of the registerable types which it is assignable from.
void	register(java.lang.String implementationName) As register(Class), but by name.

Methods inherited from class java.lang.Object

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

Field Detail

TYPES_LOCATION_PROPERTY

public static final java.lang.String TYPES_LOCATION_PROPERTY

Location of types...

See Also:

Constant Field Values

IMPLS_LOCATION_PROPERTY

public static final java.lang.String IMPLS_LOCATION_PROPERTY

Location of implementations...

See Also:

Constant Field Values

Method Detail

getInstance

public static ClassRegistry getInstance()

Returns:

Shared instance

addRegisterableType

public void addRegisterableType(java.lang.Class<?> type)

Adds a class to the list of types whose implementations can be registered (only implementations of certain types can be registered).

Parameters:

type - Type to add to list of registerable types

register

public void register(java.lang.Class<?> implementation)

Registers an implementation against any of the registerable types which it is assignable from.

Parameters:

implementation - Class to register as an implementation of matching registerable types

register

public void register(java.lang.String implementationName)
              throws java.lang.ClassNotFoundException

As register(Class), but by name.

Parameters:

implementationName - Name of implementation to register

Throws:

java.lang.ClassNotFoundException - if the class doesn't exist?

getImplementations

public java.util.List<java.lang.Class<?>> getImplementations(java.lang.Class<?> type)

Parameters:

type - A registerable type

Returns:

A list of registered implementations of the given type (empty if type is unknown)