【Azure Event Hub】解决Event Hub SDK出现无法识别 com.azure.core.client.traits.TokenCredentialTrait 错误 - LuBu0505/My-Code GitHub Wiki

问题描述

使用Service Bus SDK编写消费端应用时，遇见了错误信息: image.png

SDK版本


    <dependency>

      <groupId>com.azure</groupId>

      <artifactId>azure-messaging-eventhubs</artifactId>

      <version>5.4.0</version>

    </dependency>

    <dependency>

      <groupId>com.azure</groupId>

      <artifactId>azure-messaging-eventhubs-checkpointstore-blob</artifactId>

      <version>1.14.0</version>

    </dependency>

    <dependency>

      <groupId>com.azure</groupId>

      <artifactId>azure-identity</artifactId>

      <version>1.2.2</version>

      <scope>compile</scope>

    </dependency>

错误信息

Exception in thread "main" java.lang.NoClassDefFoundError: com/azure/core/client/traits/TokenCredentialTrait
        at java.lang.ClassLoader.defineClass1(Native Method)
        at java.lang.ClassLoader.defineClass(Unknown Source)
        at java.security.SecureClassLoader.defineClass(Unknown Source)
        at java.net.URLClassLoader.defineClass(Unknown Source)
        at java.net.URLClassLoader.access$100(Unknown Source)
        at java.net.URLClassLoader$1.run(Unknown Source)
        at java.net.URLClassLoader$1.run(Unknown Source)
        at java.security.AccessController.doPrivileged(Native Method)
        at java.net.URLClassLoader.findClass(Unknown Source)
        at java.lang.ClassLoader.loadClass(Unknown Source)
        at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
        at java.lang.ClassLoader.loadClass(Unknown Source)
        at com.example.App.main(App.java:86)
Caused by: java.lang.ClassNotFoundException: com.azure.core.client.traits.TokenCredentialTrait
        at java.net.URLClassLoader.findClass(Unknown Source)
        at java.lang.ClassLoader.loadClass(Unknown Source)
        at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
        at java.lang.ClassLoader.loadClass(Unknown Source)
        ... 13 more

以上问题，如何解答呢？

问题解答

这个错误其实非常明显，就是缺少 azure.core 依赖。 在pom.xml文件中，添加上如下依赖即可解决问题。

<dependency>
      <groupId>com.azure</groupId>
      <artifactId>azure-core</artifactId>
      <version>1.26.0</version>
    </dependency>

参考资料

TokenCredentialTrait not found even when used ： https://stackoverflow.com/questions/71617941/tokencredentialtrait-not-found-even-when-used

当在复杂的环境中面临问题，格物之道需：浊而静之徐清，安以动之徐生。 云中，恰是如此!

原文地址

云中一盏灯，路边形影重

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