Package com.google.cloud.spring.pubsub.support.converter

Class JacksonPubSubMessageConverter

java.lang.Object

com.google.cloud.spring.pubsub.support.converter.JacksonPubSubMessageConverter

All Implemented Interfaces:

PubSubMessageConverter

public class JacksonPubSubMessageConverter
extends Object
implements PubSubMessageConverter

A converter using Jackson JSON.

Constructor Summary

Constructors

Constructor	Description
JacksonPubSubMessageConverter(com.fasterxml.jackson.databind.ObjectMapper objectMapper)	Constructor.

Method Summary

Modifier and Type	Method	Description
<T> T	fromPubSubMessage(com.google.pubsub.v1.PubsubMessage message, Class<T> payloadType)	Convert the payload of a given PubsubMessage to a desired Java type.
com.google.pubsub.v1.PubsubMessage	toPubSubMessage(Object payload, Map<String,String> headers)	Create a PubsubMessage given an object for the payload and a map of headers.

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.google.cloud.spring.pubsub.support.converter.PubSubMessageConverter

byteStringToPubSubMessage

Constructor Details

JacksonPubSubMessageConverter

public JacksonPubSubMessageConverter(com.fasterxml.jackson.databind.ObjectMapper objectMapper)

Constructor.

Parameters:

objectMapper - the object mapper used to create and read JSON.

Method Details

toPubSubMessage

public com.google.pubsub.v1.PubsubMessage toPubSubMessage(Object payload,
 Map<String,String> headers)

Description copied from interface: PubSubMessageConverter

Create a PubsubMessage given an object for the payload and a map of headers.

Specified by:

toPubSubMessage in interface PubSubMessageConverter

Parameters:

payload - the object to place into the message payload

headers - the headers of the message

Returns:

the PubsubMessage ready to be sent

fromPubSubMessage

public <T> T fromPubSubMessage(com.google.pubsub.v1.PubsubMessage message,
 Class<T> payloadType)

Description copied from interface: PubSubMessageConverter

Convert the payload of a given PubsubMessage to a desired Java type.

Specified by:

fromPubSubMessage in interface PubSubMessageConverter

Type Parameters:

T - the type of the payload

Parameters:

message - the message containing the payload of the object

payloadType - the desired type of the object

Returns:

the object converted from the message's payload