问题描述：
在之前Spark程序一直没有问题，今天跑的时候就出现找不到类的错误，具体异常栈如下：
写了简单的测试发现，是因为执行了Dataset的action操作会出现下面，并且这个找不到的类属于spark-sql所依赖的jar包，发现3.0.0里面确实没有这个类，然后只好在pom文件里面加上2.7.8的commons-compiler的版本。
<dependency>
<groupId>org.codehaus.janino</groupId>
<artifactId>commons-compiler</artifactId>
<version>2.7.8</version>
</dependency>
org.spark_project.guava.util.concurrent.ExecutionError: java.lang.NoClassDefFoundError: org/codehaus/commons/compiler/UncheckedCompileException at org.spark_project.guava.cache.LocalCache$Segment.get(LocalCache.java:2261) at org.spark_project.guava.cache.LocalCache.get(LocalCache.java:4000) at org.spark_project.guava.cache.LocalCache.getOrLoad(LocalCache.java:4004) at org.spark_project.guava.cache.LocalCache$LocalLoadingCache.get(LocalCache.java:4874) at org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$.compile(CodeGenerator.scala:890) at org.apache.spark.sql.execution.WholeStageCodegenExec.doExecute(WholeStageCodegenExec.scala:357) at org.apache.spark.sql.execution.SparkPlan$$anonfun$execute$1.apply(SparkPlan.scala:114) at org.apache.spark.sql.execution.SparkPlan$$anonfun$execute$1.apply(SparkPlan.scala:114) at org.apache.spark.sql.execution.SparkPlan$$anonfun$executeQuery$1.apply(SparkPlan.scala:135) at org.apache.spark.rdd.RDDOperationScope$.withScope(RDDOperationScope.scala:151) at org.apache.spark.sql.execution.SparkPlan.executeQuery(SparkPlan.scala:132) at org.apache.spark.sql.execution.SparkPlan.execute(SparkPlan.scala:113) at org.apache.spark.sql.execution.SparkPlan.getByteArrayRdd(SparkPlan.scala:225) at org.apache.spark.sql.execution.SparkPlan.executeCollect(SparkPlan.scala:272) at org.apache.spark.sql.Dataset$$anonfun$collectAsList$1$$anonfun$apply$11.apply(Dataset.scala:2364) at org.apache.spark.sql.Dataset$$anonfun$collectAsList$1$$anonfun$apply$11.apply(Dataset.scala:2363) at org.apache.spark.sql.execution.SQLExecution$.withNewExecutionId(SQLExecution.scala:57) at org.apache.spark.sql.Dataset.withNewExecutionId(Dataset.scala:2765) at org.apache.spark.sql.Dataset$$anonfun$collectAsList$1.apply(Dataset.scala:2363) at org.apache.spark.sql.Dataset$$anonfun$collectAsList$1.apply(Dataset.scala:2362) at org.apache.spark.sql.Dataset.withCallback(Dataset.scala:2778) at org.apache.spark.sql.Dataset.collectAsList(Dataset.scala:2362) at com.bbd.finance.fc.utils.SparkUtislTest.initSpark1(SparkUtislTest.java:148) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50) at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12) at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47) at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17) at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26) at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325) at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78) at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57) at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290) at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71) at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288) at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58) at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268) at org.junit.runners.ParentRunner.run(ParentRunner.java:363) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:68) at com.intellij.rt.execution.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:51) at com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:237) at com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:70) Caused by: java.lang.NoClassDefFoundError: org/codehaus/commons/compiler/UncheckedCompileException at org.codehaus.janino.SimpleCompiler.compileToClassLoader(SimpleCompiler.java:380) at org.codehaus.janino.ClassBodyEvaluator.compileToClass(ClassBodyEvaluator.java:315) at org.codehaus.janino.ClassBodyEvaluator.cook(ClassBodyEvaluator.java:233) at org.codehaus.janino.SimpleCompiler.cook(SimpleCompiler.java:192) at org.codehaus.commons.compiler.Cookable.cook(Cookable.java:91) at org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$.org$apache$spark$sql$catalyst$expressions$codegen$CodeGenerator$$doCompile(CodeGenerator.scala:935) at org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$$anon$1.load(CodeGenerator.scala:998) at org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$$anon$1.load(CodeGenerator.scala:995) at org.spark_project.guava.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3599) at org.spark_project.guava.cache.LocalCache$Segment.loadSync(LocalCache.java:2379) at org.spark_project.guava.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2342) at org.spark_project.guava.cache.LocalCache$Segment.get(LocalCache.java:2257) ... 45 more Caused by: java.lang.ClassNotFoundException: org.codehaus.commons.compiler.UncheckedCompileException at java.net.URLClassLoader.findClass(URLClassLoader.java:381) at java.lang.ClassLoader.loadClass(ClassLoader.java:424) at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:335) at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ... 57 more