org.occurrent.subscription

Class PositionAwareCloudEvent

java.lang.Object

org.occurrent.subscription.PositionAwareCloudEvent

All Implemented Interfaces:

io.cloudevents.CloudEvent, io.cloudevents.CloudEventAttributes, io.cloudevents.CloudEventContext, io.cloudevents.CloudEventExtensions

public final class PositionAwareCloudEvent
extends Object
implements io.cloudevents.CloudEvent

A wrapper around a CloudEvent that also includes a SubscriptionPosition so that it's possible to resume the stream from a particular state. You can treat this cloud event implementation as a regular cloud event.

Constructor Summary

Constructors

Constructor and Description
PositionAwareCloudEvent(io.cloudevents.CloudEvent cloudEvent, SubscriptionPosition subscriptionPosition)

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object o)
Object	getAttribute(String attributeName)
Set<String>	getAttributeNames()
io.cloudevents.CloudEventData	getData()
String	getDataContentType()
URI	getDataSchema()
Object	getExtension(String extensionName)
Set<String>	getExtensionNames()
String	getId()
io.cloudevents.CloudEvent	getOriginalCloudEvent()
URI	getSource()
io.cloudevents.SpecVersion	getSpecVersion()
String	getSubject()
SubscriptionPosition	getSubscriptionPosition()
static Optional<SubscriptionPosition>	getSubscriptionPosition(io.cloudevents.CloudEvent cloudEvent)
static SubscriptionPosition	getSubscriptionPositionOrThrowIAE(io.cloudevents.CloudEvent cloudEvent)
OffsetDateTime	getTime()
String	getType()
int	hashCode()
static boolean	hasSubscriptionPosition(io.cloudevents.CloudEvent cloudEvent)
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

PositionAwareCloudEvent

public PositionAwareCloudEvent(io.cloudevents.CloudEvent cloudEvent,
                               SubscriptionPosition subscriptionPosition)

Method Detail

getData

@Nullable
public io.cloudevents.CloudEventData getData()

Specified by:

getData in interface io.cloudevents.CloudEvent

getSpecVersion

public io.cloudevents.SpecVersion getSpecVersion()

Specified by:

getSpecVersion in interface io.cloudevents.CloudEventAttributes

getId

public String getId()

Specified by:

getId in interface io.cloudevents.CloudEventAttributes

getType

public String getType()

Specified by:

getType in interface io.cloudevents.CloudEventAttributes

getSource

public URI getSource()

Specified by:

getSource in interface io.cloudevents.CloudEventAttributes

getDataContentType

@Nullable
public String getDataContentType()

Specified by:

getDataContentType in interface io.cloudevents.CloudEventAttributes

getDataSchema

@Nullable
public URI getDataSchema()

Specified by:

getDataSchema in interface io.cloudevents.CloudEventAttributes

getSubject

@Nullable
public String getSubject()

Specified by:

getSubject in interface io.cloudevents.CloudEventAttributes

getTime

@Nullable
public OffsetDateTime getTime()

Specified by:

getTime in interface io.cloudevents.CloudEventAttributes

getAttribute

@Nullable
public Object getAttribute(String attributeName)
                              throws IllegalArgumentException

Specified by:

getAttribute in interface io.cloudevents.CloudEventAttributes

Throws:

IllegalArgumentException

getAttributeNames

public Set<String> getAttributeNames()

Specified by:

getAttributeNames in interface io.cloudevents.CloudEventAttributes

getExtension

@Nullable
public Object getExtension(String extensionName)

Specified by:

getExtension in interface io.cloudevents.CloudEventExtensions

getExtensionNames

public Set<String> getExtensionNames()

Specified by:

getExtensionNames in interface io.cloudevents.CloudEventExtensions

getSubscriptionPosition

public SubscriptionPosition getSubscriptionPosition()

getOriginalCloudEvent

public io.cloudevents.CloudEvent getOriginalCloudEvent()

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object

hasSubscriptionPosition

public static boolean hasSubscriptionPosition(io.cloudevents.CloudEvent cloudEvent)

getSubscriptionPositionOrThrowIAE

public static SubscriptionPosition getSubscriptionPositionOrThrowIAE(io.cloudevents.CloudEvent cloudEvent)

getSubscriptionPosition

public static Optional<SubscriptionPosition> getSubscriptionPosition(io.cloudevents.CloudEvent cloudEvent)