org.apache.flex.compiler.internal.fxg.sax

Class FXGVersionHandlerRegistry

java.lang.Object

org.apache.flex.compiler.internal.fxg.sax.FXGVersionHandlerRegistry

public class FXGVersionHandlerRegistry
extends Object

Maintains a registry of FXGVersionHandlers

Field Summary

Fields

Modifier and Type	Field and Description
static FXGVersion	defaultVersion

Constructor Summary

Constructors

Constructor and Description
FXGVersionHandlerRegistry()

Method Summary

Methods

Modifier and Type	Method and Description
protected static IFXGVersionHandler	getDefaultHandler() Returns the default FXGVersion Handler - FXG 2.0 in this case
protected static IFXGVersionHandler	getLatestVersionHandler() Returns the IFXGVersionHandler for the latest version handler registered.
protected static IFXGVersionHandler	getVersionHandler(double version) Returns the IFXGVersionHandler for the FXGVersion specified.
protected static IFXGVersionHandler	getVersionHandler(FXGVersion fxgVersion) Returns the IFXGVersionHandler for the FXGVersion specified.
protected static Set<FXGVersion>	getVersionsForRegisteredHandlers() Returns a Set of FXGVersions that correspond to the registered FXGVersionHandlers
protected static void	registerHandler(FXGVersion version, IFXGVersionHandler obj) Register new IFXGVersionHandler that can overwrite existing IFXGVersionHandler if one already exists for that FXG version.
protected static void	unregisterHandler(FXGVersion version) Unregister handler for the specified FXGVersion

Methods inherited from class java.lang.Object

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

Field Detail

defaultVersion

public static FXGVersion defaultVersion

Constructor Detail

FXGVersionHandlerRegistry

public FXGVersionHandlerRegistry()

Method Detail

getDefaultHandler

protected static IFXGVersionHandler getDefaultHandler()

Returns the default FXGVersion Handler - FXG 2.0 in this case

Returns:

The default FXG version handler.

registerHandler

protected static void registerHandler(FXGVersion version,
                   IFXGVersionHandler obj)

Register new IFXGVersionHandler that can overwrite existing IFXGVersionHandler if one already exists for that FXG version.

Parameters:

version - The FXGVersion of the new handler.

obj - The IFXGVersionHandler.

unregisterHandler

protected static void unregisterHandler(FXGVersion version)

Unregister handler for the specified FXGVersion

Parameters:

version - The FXG version as an FXGVersion.

getVersionsForRegisteredHandlers

protected static Set<FXGVersion> getVersionsForRegisteredHandlers()

Returns a Set of FXGVersions that correspond to the registered FXGVersionHandlers

Returns:

A set of FXG versions that correspond to the registered FXG version handlers.

getVersionHandler

protected static IFXGVersionHandler getVersionHandler(FXGVersion fxgVersion)

Returns the IFXGVersionHandler for the FXGVersion specified. Note that FXGVersionHandlers are matched first for an exact match. If exact match is not found, then a handler with the same major version is returned.

Parameters:

fxgVersion - The FXG version as a FXGVersion.

Returns:

The FXG version handler.

getVersionHandler

protected static IFXGVersionHandler getVersionHandler(double version)

Returns the IFXGVersionHandler for the FXGVersion specified. Note that FXGVersionHandlers are matched first for an exact match. If exact match is not found, then a handler with the same major version is returned.

Parameters:

version - The FXG version as a double.

Returns:

The FXG version handler.

getLatestVersionHandler

protected static IFXGVersionHandler getLatestVersionHandler()

Returns the IFXGVersionHandler for the latest version handler registered.

Returns:

The latest FXG version handler.