com.englishtown.promises

Class Value<T>

java.lang.Object

com.englishtown.promises.Value<T>

Type Parameters:

T - the type of value

public class Value<T>
extends Object

A value wrapper that can also hold error information for rejections and progress.

Field Summary

Fields

Modifier and Type	Field and Description
Throwable	error Deprecated. The getCause() getter should be used instead.
T	value Deprecated. The getValue() getter should be used instead.

Constructor Summary

Constructors

Constructor and Description
Value(T value) Constructor for a value without an exception
Value(Throwable error) Constructor for a value with an exception
Value(T value, Throwable error) Constructor for a value with an exception

Method Summary

Methods

Modifier and Type	Method and Description
Throwable	getCause() The associated throwable (may be null)
T	getValue() Returns the actual value (may be null)
Value<T>	setCause(Throwable cause) The associated throwable (may be null)
Value<T>	setValue(T value) Sets the actual value (may be null)

Methods inherited from class java.lang.Object

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

Field Detail

value

@Deprecated
public T value

Deprecated. The getValue() getter should be used instead.

The actual value (may be null)

error

@Deprecated
public Throwable error

Deprecated. The getCause() getter should be used instead.

The associated exception (may be null)

Constructor Detail

Value

public Value(T value)

Constructor for a value without an exception

Parameters:

value - the underlying value

Value

public Value(T value,
     Throwable error)

Constructor for a value with an exception

Parameters:

value - the underlying value

error - the associated exception

Value

public Value(Throwable error)

Constructor for a value with an exception

Parameters:

error - the associated exception

Method Detail

getValue

public T getValue()

Returns the actual value (may be null)

Returns:

the underlying value

setValue

public Value<T> setValue(T value)

Sets the actual value (may be null)

Returns:

this

getCause

public Throwable getCause()

The associated throwable (may be null)

Returns:

the underlying cause

setCause

public Value<T> setCause(Throwable cause)

The associated throwable (may be null)

Returns:

the underlying cause