[GitHub] [rocketmq-spring] MartinDai opened a new issue #143: RocketMQLocalTransactionListener auto config not support placeholder value

[GitBox <gi...@apache.org>]

MartinDai opened a new issue #143: RocketMQLocalTransactionListener auto config not support placeholder value
URL: https://github.com/apache/rocketmq-spring/issues/143
 
 
   
   **BUG REPORT**
   
   1. Please describe the issue you observed:
   
   - What did you do (The steps to reproduce)?
   
   ### Here is part of my config code and yml
   
   **ClearUserTransactionListener.java**
   ```
   @Component
   @RocketMQTransactionListener(txProducerGroup = "${rocketmq.producer.txGroup}")
   public class ClearUserTransactionListener implements RocketMQLocalTransactionListener {
   
   //other code
   
   }
   ```
   **application.yml**
   ```
   rocketmq:
     producer:
       txGroup: clearUserGroup
   ```
   
   - What did you expect to see?
   
   When the ClearUserTransactionListener is initialized，The value of field ```txProducerGroup``` will be replaced by ```clearUserGroup```.
    
   
   - What did you see instead?
   
   **Initialization exception**
   
   ```
   Caused by: org.apache.rocketmq.client.exception.MQClientException: the specified group[${rocketmq.producer.txGroup}] contains illegal characters, allowing only ^[%|a-zA-Z0-9_-]+$
   For more information, please visit the url, http://rocketmq.apache.org/docs/faq/
   	at org.apache.rocketmq.client.Validators.checkGroup(Validators.java:57)
   	at org.apache.rocketmq.client.impl.producer.DefaultMQProducerImpl.checkConfig(DefaultMQProducerImpl.java:217)
   	at org.apache.rocketmq.client.impl.producer.DefaultMQProducerImpl.start(DefaultMQProducerImpl.java:176)
   	at org.apache.rocketmq.client.impl.producer.DefaultMQProducerImpl.start(DefaultMQProducerImpl.java:168)
   	at org.apache.rocketmq.client.producer.DefaultMQProducer.start(DefaultMQProducer.java:231)
   	at org.apache.rocketmq.client.producer.TransactionMQProducer.start(TransactionMQProducer.java:48)
   	at org.apache.rocketmq.spring.core.RocketMQTemplate.createAndStartTransactionMQProducer(RocketMQTemplate.java:584)
   ```
   
   2. Please tell us about your environment:
   spring-boot-starter-parent:2.1.4.RELEASE
   rocketmq-spring-boot-starter:2.0.2
   

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