org.hl7.meta
Class Cardinality

java.lang.Object
  org.hl7.meta.Cardinality

public class Cardinality
extends java.lang.Object

A flyweight implementation for cardinalities of HL7 v3 attributes and associations.

Author:

Skirmantas Kligys (skirmis@hotmail.com)

Field Summary

static int

UNBOUNDED

Method Summary

static Cardinality	create(java.lang.String s) Looks up cardinality by its string representation.
int	getMax() Gets the maximum cardinality.
int	getMin() Gets the minimum cardinality.
java.lang.String	toString() Converts cardinality to its string representation.

Methods inherited from class java.lang.Object

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

Field Detail

UNBOUNDED

public static final int UNBOUNDED

See Also:

Constant Field Values

Method Detail

create

public static Cardinality create(java.lang.String s)

Looks up cardinality by its string representation.

Parameters:

s - the string to look up

Throws:

java.lang.IllegalArgumentException - if the string cannot be looked up

getMin

public int getMin()

Gets the minimum cardinality.

Returns:

the minimum

getMax

public int getMax()

Gets the maximum cardinality.

Returns:

the maximum; UNBOUNDED means "*". UNBOUNDED happens to be the Integer.MAX_VALUE, but who will ever distinguish cardinalities of that magnitude. Noone will.

toString

public java.lang.String toString()

Converts cardinality to its string representation.

Overrides:

toString in class java.lang.Object

Returns:

the string representation

Throws:

java.lang.IllegalArgumentException - on internal error