cannot access class sun.nio.ch.DirectBuffer (in module java.base) because module java.base does not

使用JDK21做spark开发。需要在环境变量中设置。

李昊哲-小课

42313人浏览 · 2023-12-07 12:09:24

李昊哲-小课 · 2023-12-07 12:09:24 发布

JDK21 Spark3.5.0

使用JDK21做spark开发
启动代码出现
Exception in thread "main" java.lang.IllegalAccessError: class org.apache.spark.storage.StorageUtils$ (in unnamed module @0x461ad730) cannot access class sun.nio.ch.DirectBuffer (in module java.base) because module java.base does not export sun.nio.ch to unnamed module @0x461ad730
报错信息
需要在环境变量中设置 JAVA_OPT 和 JAVA_TOOL_OPTIONS 为 --add-exports=java.base/sun.nio.ch=ALL-UNNAMED

Exception in thread "main" java.lang.IllegalAccessError: class org.apache.spark.storage.StorageUtils$ (in unnamed module @0x461ad730) cannot access class sun.nio.ch.DirectBuffer (in module java.base) because module java.base does not export sun.nio.ch to unnamed module @0x461ad730
	at org.apache.spark.storage.StorageUtils$.<clinit>(StorageUtils.scala:213)
	at org.apache.spark.storage.BlockManagerMasterEndpoint.<init>(BlockManagerMasterEndpoint.scala:121)
	at org.apache.spark.SparkEnv$.$anonfun$create$9(SparkEnv.scala:358)
	at org.apache.spark.SparkEnv$.registerOrLookupEndpoint$1(SparkEnv.scala:295)
	at org.apache.spark.SparkEnv$.create(SparkEnv.scala:344)
	at org.apache.spark.SparkEnv$.createDriverEnv(SparkEnv.scala:196)
	at org.apache.spark.SparkContext.createSparkEnv(SparkContext.scala:284)
	at org.apache.spark.SparkContext.<init>(SparkContext.scala:483)
	at com.lihaozhe.course01.ScalaDemo01$.main(ScalaDemo01.scala:20)
	at com.lihaozhe.course01.ScalaDemo01.main(ScalaDemo01.scala)

spark
环境变量

idea
idea

一切正常

Picked up JAVA_TOOL_OPTIONS: --add-exports=java.base/sun.nio.ch=ALL-UNNAMED
Using Spark's default log4j profile: org/apache/spark/log4j2-defaults.properties