Class HealthStatus

java.lang.Object

io.micronaut.health.HealthStatus

All Implemented Interfaces:

Comparable<HealthStatus>

@Introspected
public class HealthStatus
extends Object
implements Comparable<HealthStatus>

The status of a health indicator.

Since:

1.0

Author:

James Kleeh, Graeme Rocher

Field Summary

Fields

Modifier and Type	Field	Description
static final HealthStatus	DOWN	Indicates the service is down and unavailable.
static final String	NAME_DOWN	The default name to use for an DOWN status.
static final String	NAME_UP	The default name to use for an UP status.
static final HealthStatus	UNKNOWN	Indicates the service status is unknown.
static final HealthStatus	UP	Indicates the service is operational.

Constructor Summary

Constructors

Constructor	Description
HealthStatus(String name)
HealthStatus(String name, @Nullable String description, @Nullable Boolean operational, @Nullable Integer severity)

Method Summary

Modifier and Type	Method	Description
int	compareTo(HealthStatus o)	Sorts statuses in order of "functioning level".
HealthStatus	describe(String description)	Describe an existing HealthStatus.
boolean	equals(Object o)
Optional<String>	getDescription()
String	getName()
Optional<Boolean>	getOperational()	Whether the status represents a functioning service.
Optional<Integer>	getSeverity()	The severity of the status.
int	hashCode()
String	toString()

Methods inherited from class Object

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

Field Details

NAME_UP

public static final String NAME_UP

The default name to use for an UP status.

See Also:

• Constant Field Values

NAME_DOWN

public static final String NAME_DOWN

The default name to use for an DOWN status.

See Also:

• Constant Field Values

UP

public static final HealthStatus UP

Indicates the service is operational.

DOWN

public static final HealthStatus DOWN

Indicates the service is down and unavailable.

UNKNOWN

public static final HealthStatus UNKNOWN

Indicates the service status is unknown.

Constructor Details

HealthStatus

public HealthStatus(String name,
 @Nullable String description,
 @Nullable Boolean operational,
 @Nullable Integer severity)

Parameters:

name - The name of the status

description - The detailed information about the status

operational - If it's operational

severity - The severity, the higher the value, the more sever is situation.

HealthStatus

public HealthStatus(String name)

Parameters:

name - The name of the status

Method Details

describe

public HealthStatus describe(String description)

Describe an existing HealthStatus.

Parameters:

description - The description

Returns:

The new health status

getName

public String getName()

Returns:

The name of the status

getDescription

public Optional<String> getDescription()

Returns:

The description of the status

getOperational

public Optional<Boolean> getOperational()

Whether the status represents a functioning service.

Returns:

Empty if partially operational.

getSeverity

public Optional<Integer> getSeverity()

The severity of the status. A higher severity indicates a more severe error.

Returns:

Empty if no severity specified.

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

compareTo

public int compareTo(HealthStatus o)

Sorts statuses in order of "functioning level". The most functional will appear first and the least functional will appear last.

Operation is sorted (true, null, false). For statuses with matching operations, severity is sorted ascending, with nulls first.

Specified by:

compareTo in interface Comparable<HealthStatus>

Parameters:

o - The status to compare

Returns:

-1, 1, or 0

toString

public String toString()

Overrides:

toString in class Object