配置 Kyuubi 使用自定义事件处理器

package org.apache.kyuubi.events.handler

import org.apache.kyuubi.config.KyuubiConf
import org.apache.kyuubi.events.KyuubiEvent

/**
 * Custom EventHandler provider. We can implement it to provide a custom EventHandler.
 * The implementation will be loaded by ``Service Provider Interface``.
 */
trait CustomEventHandlerProvider {

  /**
   * The create method is called to create a custom event handler
   * when this implementation is loaded.
   *
   * @param kyuubiConf The conf can be used to read some configs.
   * @return A custom handler to handle KyuubiEvent.
   */
   def create(kyuubiConf: KyuubiConf): EventHandler[KyuubiEvent]
}

<dependency>
   <groupId>org.apache.kyuubi</groupId>
   <artifactId>kyuubi-events_2.12</artifactId>
   <version>1.9.1</version>
   <scope>provided</scope>
</dependency>

kyuubi.backend.server.event.loggers=CUSTOM