org.ow2.chameleon.core.services

Class StabilityResult

java.lang.Object

org.ow2.chameleon.core.services.StabilityResult

public class StabilityResult
extends Object

Class representing the result of a stability check. The result can represent a stable or unstable state. In the unstable case, a reason is provided.

Version:

$Id: 1.0.5 $Id

Field Summary

Fields

Modifier and Type	Field and Description
Throwable	cause The cause.
boolean	isStable Whether or not the check has found a stable state.
String	reason The reason.

Method Summary

Modifier and Type	Method and Description
static StabilityResult	notAvailable()
static StabilityResult	stable()
static StabilityResult	unstable(String reason) Creates a result when stability cannot be reached.
static StabilityResult	unstable(String reason, Throwable cause) Creates a result when stability cannot be reached.
static StabilityResult	unstable(Throwable cause) Creates a result when stability cannot be reached.

Methods inherited from class java.lang.Object

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

Field Detail

isStable

public final boolean isStable

Whether or not the check has found a stable state. This is not the global stability, only the part of stability checked by the checker.

reason

public final String reason

The reason. null on stability.

cause

public final Throwable cause

The cause. null on stability.

Method Detail

stable

public static StabilityResult stable()

Returns:

a result for stable state.

notAvailable

public static StabilityResult notAvailable()

Returns:

a result for a check that has not been run.

unstable

public static StabilityResult unstable(String reason)

Creates a result when stability cannot be reached.

Parameters:

reason - the reason of instability.

Returns:

a result for unstable state.

unstable

public static StabilityResult unstable(Throwable cause)

Creates a result when stability cannot be reached.

Parameters:

cause - the cause of instability.

Returns:

a result for unstable state.

unstable

public static StabilityResult unstable(String reason,
                                       Throwable cause)

Creates a result when stability cannot be reached.

Parameters:

reason - the reason of instability.

cause - the cause of instability.

Returns:

a result for unstable state.