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rocketmq binder update example for 1.x branch
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@ -0,0 +1,18 @@
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package org.springframework.cloud.alibaba.cloud.examples;
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import org.apache.rocketmq.client.producer.LocalTransactionState;
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import org.apache.rocketmq.client.producer.TransactionCheckListener;
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import org.apache.rocketmq.common.message.MessageExt;
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/**
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* @author <a href="mailto:fangjian0423@gmail.com">Jim</a>
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*/
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public class MyTransactionCheckListener implements TransactionCheckListener {
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@Override
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public LocalTransactionState checkLocalTransactionState(MessageExt msg) {
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System.out.println("TransactionCheckListener: " + new String(msg.getBody()));
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return LocalTransactionState.COMMIT_MESSAGE;
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}
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}
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@ -0,0 +1,20 @@
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package org.springframework.cloud.alibaba.cloud.examples;
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import org.apache.rocketmq.client.producer.LocalTransactionExecuter;
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import org.apache.rocketmq.client.producer.LocalTransactionState;
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import org.apache.rocketmq.common.message.Message;
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/**
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* @author <a href="mailto:fangjian0423@gmail.com">Jim</a>
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*/
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public class MyTransactionExecuter implements LocalTransactionExecuter {
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@Override
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public LocalTransactionState executeLocalTransactionBranch(Message msg, Object arg) {
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if ("1".equals(msg.getUserProperty("test"))) {
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System.out.println(new String(msg.getBody()) + " rollback");
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return LocalTransactionState.ROLLBACK_MESSAGE;
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}
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System.out.println(new String(msg.getBody()) + " commit");
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return LocalTransactionState.COMMIT_MESSAGE;
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}
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}
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@ -30,4 +30,9 @@ public class ReceiveService {
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System.out.println("input1 receive again: " + receiveMsg);
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}
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@StreamListener("input4")
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public void receiveTransactionalMsg(String transactionMsg) {
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System.out.println("input4 receive transaction msg: " + transactionMsg);
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}
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}
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@ -5,17 +5,19 @@ import org.springframework.boot.CommandLineRunner;
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import org.springframework.boot.SpringApplication;
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import org.springframework.boot.autoconfigure.SpringBootApplication;
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import org.springframework.cloud.alibaba.cloud.examples.RocketMQApplication.MySink;
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import org.springframework.cloud.alibaba.cloud.examples.RocketMQApplication.MySource;
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import org.springframework.cloud.stream.annotation.EnableBinding;
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import org.springframework.cloud.stream.annotation.Input;
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import org.springframework.cloud.stream.messaging.Source;
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import org.springframework.cloud.stream.annotation.Output;
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import org.springframework.context.annotation.Bean;
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import org.springframework.messaging.MessageChannel;
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import org.springframework.messaging.SubscribableChannel;
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/**
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* @author <a href="mailto:fangjian0423@gmail.com">Jim</a>
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*/
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@SpringBootApplication
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@EnableBinding({ Source.class, MySink.class })
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@EnableBinding({ MySource.class, MySink.class })
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public class RocketMQApplication {
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public interface MySink {
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@ -29,17 +31,33 @@ public class RocketMQApplication {
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@Input("input3")
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SubscribableChannel input3();
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@Input("input4")
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SubscribableChannel input4();
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}
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public interface MySource {
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@Output("output1")
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MessageChannel output1();
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@Output("output2")
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MessageChannel output2();
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}
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public static void main(String[] args) {
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SpringApplication.run(RocketMQApplication.class, args);
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}
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}
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@Bean
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public CustomRunner customRunner() {
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return new CustomRunner();
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}
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@Bean
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public CustomRunnerWithTransactional customRunnerWithTransactional() {
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return new CustomRunnerWithTransactional();
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}
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public static class CustomRunner implements CommandLineRunner {
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@Autowired
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private SenderService senderService;
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@ -62,4 +80,21 @@ public class RocketMQApplication {
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}
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}
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public static class CustomRunnerWithTransactional implements CommandLineRunner {
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@Autowired
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private SenderService senderService;
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@Override
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public void run(String... args) throws Exception {
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// COMMIT_MESSAGE message
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senderService.sendTransactionalMsg("transactional-msg1", false);
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// ROLLBACK_MESSAGE message
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senderService.sendTransactionalMsg("transactional-msg2", true);
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// ROLLBACK_MESSAGE message
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senderService.sendTransactionalMsg("transactional-msg3", true);
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// COMMIT_MESSAGE message
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senderService.sendTransactionalMsg("transactional-msg4", false);
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}
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}
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}
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@ -5,7 +5,7 @@ import java.util.Map;
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import org.apache.rocketmq.common.message.MessageConst;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.cloud.stream.messaging.Source;
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import org.springframework.cloud.alibaba.cloud.examples.RocketMQApplication.MySource;
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import org.springframework.messaging.Message;
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import org.springframework.messaging.MessageHeaders;
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import org.springframework.messaging.support.MessageBuilder;
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@ -19,17 +19,17 @@ import org.springframework.util.MimeTypeUtils;
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public class SenderService {
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@Autowired
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private Source source;
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private MySource source;
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public void send(String msg) throws Exception {
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source.output().send(MessageBuilder.withPayload(msg).build());
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source.output1().send(MessageBuilder.withPayload(msg).build());
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}
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public <T> void sendWithTags(T msg, String tag) throws Exception {
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Map<String, Object> map = new HashMap<>();
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map.put(MessageConst.PROPERTY_TAGS, tag);
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Message message = MessageBuilder.createMessage(msg, new MessageHeaders(map));
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source.output().send(message);
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source.output1().send(message);
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}
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public <T> void sendObject(T msg, String tag) throws Exception {
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@ -37,7 +37,17 @@ public class SenderService {
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.setHeader(MessageConst.PROPERTY_TAGS, tag)
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.setHeader(MessageHeaders.CONTENT_TYPE, MimeTypeUtils.APPLICATION_JSON)
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.build();
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source.output().send(message);
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source.output1().send(message);
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}
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public <T> void sendTransactionalMsg(T msg, boolean error) throws Exception {
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MessageBuilder builder = MessageBuilder.withPayload(msg)
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.setHeader(MessageHeaders.CONTENT_TYPE, MimeTypeUtils.APPLICATION_JSON);
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if (error) {
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builder.setHeader("test", "1");
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}
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Message message = builder.build();
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source.output2().send(message);
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}
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}
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@ -2,8 +2,14 @@ spring.cloud.stream.default-binder=rocketmq
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spring.cloud.stream.rocketmq.binder.namesrv-addr=127.0.0.1:9876
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spring.cloud.stream.bindings.output.destination=test-topic
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spring.cloud.stream.bindings.output.content-type=application/json
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spring.cloud.stream.bindings.output1.destination=test-topic
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spring.cloud.stream.bindings.output1.content-type=application/json
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spring.cloud.stream.bindings.output2.destination=TransactionTopic
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spring.cloud.stream.bindings.output2.content-type=application/json
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spring.cloud.stream.rocketmq.bindings.output2.producer.transactional=true
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spring.cloud.stream.rocketmq.bindings.output2.producer.executer=org.springframework.cloud.alibaba.cloud.examples.MyTransactionExecuter
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spring.cloud.stream.rocketmq.bindings.output2.producer.transaction-check-listener=org.springframework.cloud.alibaba.cloud.examples.MyTransactionCheckListener
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spring.cloud.stream.bindings.input1.destination=test-topic
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spring.cloud.stream.bindings.input1.content-type=text/plain
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@ -26,5 +32,12 @@ spring.cloud.stream.rocketmq.bindings.input3.consumer.tags=tagObj
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spring.cloud.stream.bindings.input3.consumer.concurrency=20
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spring.cloud.stream.bindings.input3.consumer.maxAttempts=1
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spring.cloud.stream.bindings.input4.destination=TransactionTopic
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spring.cloud.stream.bindings.input4.content-type=text/plain
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spring.cloud.stream.bindings.input4.group=transaction-group
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spring.cloud.stream.bindings.input4.consumer.concurrency=210
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spring.application.name=rocketmq-example
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server.port=28081
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management.security.enabled=false
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