uk.org.lidalia.lang

Class WrappedValue

java.lang.Object

uk.org.lidalia.lang.WrappedValue

public abstract class WrappedValue
extends Object

Convenience class for types that represent a higher level abstraction over a single lower level type; for instance a class representing a network Port might extend WrappedValue and pass an java.lang.Integer as the value. Provides implementations of equals(Object), toString() and hashCode() based on the value of the wrapped instance.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	WrappedValue(Object wrapped)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	equals(Object other) Applies equality rules based on the value of the wrapped object.
int	hashCode()
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

WrappedValue

protected WrappedValue(Object wrapped)

Method Detail

toString

public String toString()

Overrides:

toString in class Object

Returns:

the toString representation of the wrapped instance

equals

public final boolean equals(Object other)

Applies equality rules based on the value of the wrapped object.

• normal rules in Object.equals(Object) - not equal to null, equal to same instance
• other's runtime class must be the same, a super or a sub type of the runtime class of this instance
• the value of the wrapped instance is the same as the value of the other's wrapped instance

Overrides:

equals in class Object

Parameters:

other - the object to compare against

Returns:

true if the other type is logically equal to this

hashCode

public final int hashCode()

Overrides:

hashCode in class Object

Returns:

the hashCode of the wrapped instance