sky.monome.event
Class GenericListenerWithArguments

java.lang.Object
  sky.monome.event.GenericListenerWithArguments

Direct Known Subclasses:

AnalogListenerWithArguments, ButtonListenerWithArguments, FrameListenerWithArguments, SequencerListenerWithArguments

public abstract class GenericListenerWithArguments
extends java.lang.Object

Generic listener that can have internal arguments.

Author:

PJ Skyman

Field Summary

protected java.lang.Object[]

arguments Arguments of this listener.

Constructor Summary

protected

GenericListenerWithArguments(java.lang.Object... arguments) Constructs a generic listener with specified arguments.

Method Summary

protected <T> T	getArgument(java.lang.Class<T> clazz, int index) Returns the argument at the specified index.
protected <T> T	getArgument(int index) Returns the argument at the specified index.
protected java.lang.Object[]	getArguments() Returns an array of arguments.

Methods inherited from class java.lang.Object

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

Field Detail

arguments

protected final java.lang.Object[] arguments

Arguments of this listener.

Constructor Detail

GenericListenerWithArguments

protected GenericListenerWithArguments(java.lang.Object... arguments)

Constructs a generic listener with specified arguments.

Parameters:

arguments - Arguments of this generic listener.

Method Detail

getArguments

protected java.lang.Object[] getArguments()

Returns an array of arguments.

Returns:

An array of arguments.

getArgument

protected <T> T getArgument(int index)

Returns the argument at the specified index. The returned argument can be typed if you parametrize this call.

Type Parameters:

T - Type of the returned argument.

Parameters:

index - Index of the argument.

Returns:

The argument at the specified index.

Throws:

java.lang.ArrayIndexOutOfBoundsException - When the index is out of bounds.

java.lang.ClassCastException - When the argument can't be typed to the specified type.

getArgument

protected <T> T getArgument(java.lang.Class<T> clazz,
                            int index)

Returns the argument at the specified index. The returned argument is typed to the specified type.

Type Parameters:

T - Type of the returned argument.

Parameters:

clazz - Class object that denotes the type of the returned argument.

index - Index of the argument.

Returns:

The argument at the specified index.

Throws:

java.lang.ArrayIndexOutOfBoundsException - When the index is out of bounds.

java.lang.ClassCastException - When the argument can't be typed to the specified type.