net.oneandone.mork.reflect

Class Selection

java.lang.Object

net.oneandone.mork.reflect.Selection

public class Selection
extends Object

A collection of functions. Immutable. Argument- and return-types of functions are automatically wrapped/unwrapped.

Constructor Summary

Constructors

Constructor and Description
Selection()
Selection(Collection fns)
Selection(Function fn)
Selection(Function[] functionsInit)

Method Summary

Modifier and Type	Method and Description
Selection	add(Selection operand)
Class	calcResult()
Function	getFunction()
Function	getFunction(int i)
boolean	isEmpty()
Selection	restrictArgumentCount(int count)
Selection	restrictArgumentType(int arg, Class type)
int	size()
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

Selection

public Selection()

Selection

public Selection(Function fn)

Selection

public Selection(Collection fns)

Selection

public Selection(Function[] functionsInit)

Method Detail

calcResult

public Class calcResult()

Returns:

null for empty selections; otherwise, result is != null.

isEmpty

public boolean isEmpty()

size

public int size()

getFunction

public Function getFunction(int i)

getFunction

public Function getFunction()

Returns:

null if not a function

add

public Selection add(Selection operand)

restrictArgumentType

public Selection restrictArgumentType(int arg,
                                      Class type)

restrictArgumentCount

public Selection restrictArgumentCount(int count)

toString

public String toString()

Overrides:

toString in class Object