io.cloudevents.amqp

Class ProtonAmqpMessageFactory

java.lang.Object

io.cloudevents.amqp.ProtonAmqpMessageFactory

@ParametersAreNonnullByDefault
public final class ProtonAmqpMessageFactory
extends Object

A factory class providing convenience methods for creating MessageReader and MessageWriter instances based on Qpid Proton Message.

Method Summary

Modifier and Type	Method and Description
static MessageReader	createReader(Message message) Creates a MessageReader to read a proton-based Message.
static MessageReader	createReader(String contentType, ApplicationProperties props, Section body) Creates a MessageReader to read using the content-type property, application-properties and data payload of a proton-based Message.
static MessageWriter<io.cloudevents.rw.CloudEventWriter<Message>,Message>	createWriter() Creates a MessageWriter capable of translating both a structured and binary CloudEvent to a proton-based AMQP 1.0 Message.

Methods inherited from class java.lang.Object

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

Method Detail

createReader

public static MessageReader createReader(Message message)
                                  throws io.cloudevents.rw.CloudEventRWException

Creates a MessageReader to read a proton-based Message. This reader is able to read both binary and structured encoded CloudEvent.

Parameters:

message - The proton Message to read from.

Returns:

A MessageReader that can read the given proton Message to a CloudEvent representation.

Throws:

io.cloudevents.rw.CloudEventRWException - if something goes wrong while resolving the SpecVersion or if the message has unknown encoding

See Also:

createReader(String, ApplicationProperties, Section)

createReader

public static MessageReader createReader(String contentType,
                                         ApplicationProperties props,
                                         @Nullable
                                         Section body)
                                  throws io.cloudevents.rw.CloudEventRWException

Creates a MessageReader to read using the content-type property, application-properties and data payload of a proton-based Message. This reader is able to read both binary and structured encoded CloudEvent.

Parameters:

contentType - The content-type of the message payload.

props - The application-properties section of the proton-message containing cloud event metadata (attributes and/or extensions).

body - The message body or null if the message does not contain any body.

Returns:

A MessageReader capable of representing a CloudEvent from the application-properties, content-type and payload of a proton message.

Throws:

io.cloudevents.rw.CloudEventRWException - if something goes wrong while resolving the SpecVersion or if the message has unknown encoding

createWriter

public static MessageWriter<io.cloudevents.rw.CloudEventWriter<Message>,Message> createWriter()

Creates a MessageWriter capable of translating both a structured and binary CloudEvent to a proton-based AMQP 1.0 Message.

Returns:

A MessageWriter to write a CloudEvent to Proton Message using structured or binary encoding.