Package de.fraunhofer.iosb.ilt.sta.model

Class Entity<T extends Entity<T>>

java.lang.Object

de.fraunhofer.iosb.ilt.sta.model.Entity<T>

Type Parameters:

T - The type of the entity implementing this interface

Direct Known Subclasses:

Actuator, Datastream, FeatureOfInterest, HistoricalLocation, Location, MultiDatastream, Observation, ObservedProperty, Sensor, Task, TaskingCapability, Thing

public abstract class Entity<T extends Entity<T>>
extends Object

An abstract representation of an entity. Entities are considered equal when all entity properties (non-navigation properties) are equal.

Author:

Nils Sommer, Hylke van der Schaaf, MIchael Jacoby

Field Summary

Fields

Modifier and Type	Field	Description
static String	AT_IOT_COUNT
static String	AT_IOT_NAVIGATION_LINK
static String	AT_IOT_NEXT_LINK
static String	AT_IOT_SELF_LINK
protected Id	id
static String	IOT_COUNT
static String	IOT_NAVIGATION_LINK
static String	IOT_NEXT_LINK
static String	IOT_SELF_LINK
protected URI	selfLink

Constructor Summary

Constructors

Constructor	Description
Entity(EntityType type)
Entity(EntityType type, Id id)

Method Summary

Modifier and Type	Method	Description
protected abstract void	ensureServiceOnChildren(SensorThingsService service)
boolean	equals(Object obj)
abstract BaseDao<T>	getDao(SensorThingsService service)
Id	getId()
URI	getSelfLink()
SensorThingsService	getService()
EntityType	getType()
void	handleNamespacedProperties(String name, Object value)
int	hashCode()
void	setId(Id id)
void	setSelfLink(String selfLink)
void	setSelfLink(URI selfLink)
void	setService(SensorThingsService service)
MqttSubscription	subscribe(Consumer<T> handler)
<U> MqttSubscription	subscribeRelative(Consumer<U> handler, EntityType... path)
String	toString()
abstract T	withOnlyId()	Creates a copy of the entity, with only the ID field set.

Methods inherited from class java.lang.Object

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

Field Detail

IOT_COUNT

public static final String IOT_COUNT

See Also:

Constant Field Values

AT_IOT_COUNT

public static final String AT_IOT_COUNT

See Also:

Constant Field Values

IOT_NAVIGATION_LINK

public static final String IOT_NAVIGATION_LINK

See Also:

Constant Field Values

AT_IOT_NAVIGATION_LINK

public static final String AT_IOT_NAVIGATION_LINK

See Also:

Constant Field Values

IOT_NEXT_LINK

public static final String IOT_NEXT_LINK

See Also:

Constant Field Values

AT_IOT_NEXT_LINK

public static final String AT_IOT_NEXT_LINK

See Also:

Constant Field Values

IOT_SELF_LINK

public static final String IOT_SELF_LINK

See Also:

Constant Field Values

AT_IOT_SELF_LINK

public static final String AT_IOT_SELF_LINK

See Also:

Constant Field Values

id

protected Id id

selfLink

protected URI selfLink

Constructor Detail

Entity

public Entity(EntityType type)

Entity

public Entity(EntityType type,
              Id id)

Method Detail

handleNamespacedProperties

public void handleNamespacedProperties(String name,
                                       Object value)

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

getType

public EntityType getType()

getId

public Id getId()

setId

public void setId(Id id)

getSelfLink

public URI getSelfLink()

setSelfLink

public void setSelfLink(String selfLink)

setSelfLink

public void setSelfLink(URI selfLink)

setService

public void setService(SensorThingsService service)

ensureServiceOnChildren

protected abstract void ensureServiceOnChildren(SensorThingsService service)

getService

public SensorThingsService getService()

getDao

public abstract BaseDao<T> getDao(SensorThingsService service)

withOnlyId

public abstract T withOnlyId()

Creates a copy of the entity, with only the ID field set. Useful when creating a new entity that links to this entity.

Returns:

a copy with only the ID field set.

toString

public String toString()

Overrides:

toString in class Object

subscribe

public MqttSubscription subscribe(Consumer<T> handler)
                           throws MqttException

Throws:

MqttException

subscribeRelative

public <U> MqttSubscription subscribeRelative(Consumer<U> handler,
                                              EntityType... path)
                                       throws MqttException

Throws:

MqttException