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[英]How execute Spring integration flow in multiple threads to consume more Amazon SQS queue messages in parallel?
[英]Working example for Spring Integration + Amazon SQS queue
我正在寻找一个Spring应用程序的工作示例,该应用程序使用Spring Integration + Amazon SQS服务接收消息并将消息发送到队列。
这是一个如何使用XML配置outbound channel adapter
的示例:
<int-aws:sqs-outbound-channel-adapter sqs="sqs"
auto-startup="false"
channel="errorChannel"
phase="100"
id="sqsOutboundChannelAdapter"
queue="foo"
delay-expression="'200'"
message-deduplication-id="foo"
message-group-id-expression="'bar'"
send-timeout="202"
sync="false"
error-message-strategy="errorMessageStrategy"
failure-channel="failureChannel"
success-channel="successChannel"
message-converter="messageConverter"
async-handler="asyncHandler"
resource-id-resolver="resourceIdResolver"/>
inbound channel adapter
如下所示:
<int-aws:sqs-message-driven-channel-adapter sqs="sqs"
auto-startup="false"
channel="errorChannel"
error-channel="nullChannel"
task-executor="taskExecutor"
phase="100"
id="sqsMessageDrivenChannelAdapter"
queues="foo, bar"
message-deletion-policy="NEVER"
max-number-of-messages="5"
visibility-timeout="200"
wait-time-out="40"
send-timeout="2000"
queue-stop-timeout="11000"
destination-resolver="destinationResolver"
resource-id-resolver="resourceIdResolver"/>
这是针对他们的Java变体:
@Bean
@ServiceActivator(inputChannel = "sqsSendChannelWithAutoCreate")
public MessageHandler sqsMessageHandlerWithAutoQueueCreate() {
DynamicQueueUrlDestinationResolver destinationResolver = new DynamicQueueUrlDestinationResolver(amazonSqs(), null);
destinationResolver.setAutoCreate(true);
return new SqsMessageHandler(amazonSqs(), destinationResolver);
}
@Bean
public MessageProducer sqsMessageDrivenChannelAdapter() {
SqsMessageDrivenChannelAdapter adapter = new SqsMessageDrivenChannelAdapter(amazonSqs(), "testQueue");
adapter.setOutputChannel(inputChannel());
return adapter;
}
您可以在项目的测试中找到更多示例: https : //github.com/spring-projects/spring-integration-aws/tree/master/src/test/java/org/springframework/integration/aws
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