Caused by: java.lang.ClassNotFoundException: com.fasterxml.jackson.core.exc.InputCoercionException

解决办法

maven 项目中添加如下依赖：

    <dependency>
        <groupId>com.fasterxml.jackson.coregroupId>
        <artifactId>jackson-coreartifactId>
        <version>2.10.1version>
    dependency>

完整报错信息

Caused by: java.lang.ClassNotFoundException: com.fasterxml.jackson.core.exc.InputCoercionException
	at java.net.URLClassLoader.findClass(URLClassLoader.java:387)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:418)
	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:352)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:351)
	... 36 more
Exception in thread "main" org.apache.spark.SparkException: Job aborted.
	at org.apache.spark.sql.execution.datasources.FileFormatWriter$.write(FileFormatWriter.scala:226)
	at org.apache.spark.sql.hive.execution.SaveAsHiveFile.saveAsHiveFile(SaveAsHiveFile.scala:97)
	at org.apache.spark.sql.hive.execution.SaveAsHiveFile.saveAsHiveFile$(SaveAsHiveFile.scala:48)
	at org.apache.spark.sql.hive.execution.InsertIntoHiveTable.saveAsHiveFile(InsertIntoHiveTable.scala:68)
	at org.apache.spark.sql.hive.execution.InsertIntoHiveTable.processInsert(InsertIntoHiveTable.scala:208)
	at org.apache.spark.sql.hive.execution.InsertIntoHiveTable.run(InsertIntoHiveTable.scala:101)
	at org.apache.spark.sql.execution.command.DataWritingCommandExec.sideEffectResult$lzycompute(commands.scala:108)
	at org.apache.spark.sql.execution.command.DataWritingCommandExec.sideEffectResult(commands.scala:106)
	at org.apache.spark.sql.execution.command.DataWritingCommandExec.executeCollect(commands.scala:120)
	at org.apache.spark.sql.Dataset.$anonfun$logicalPlan$1(Dataset.scala:229)
	at org.apache.spark.sql.Dataset.$anonfun$withAction$1(Dataset.scala:3616)
	at org.apache.spark.sql.execution.SQLExecution$.$anonfun$withNewExecutionId$5(SQLExecution.scala:100)
	at org.apache.spark.sql.execution.SQLExecution$.withSQLConfPropagated(SQLExecution.scala:160)
	at org.apache.spark.sql.execution.SQLExecution$.$anonfun$withNewExecutionId$1(SQLExecution.scala:87)
	at org.apache.spark.sql.SparkSession.withActive(SparkSession.scala:763)
	at org.apache.spark.sql.execution.SQLExecution$.withNewExecutionId(SQLExecution.scala:64)
	at org.apache.spark.sql.Dataset.withAction(Dataset.scala:3614)
	at org.apache.spark.sql.Dataset.<init>(Dataset.scala:229)
	at org.apache.spark.sql.Dataset$.$anonfun$ofRows$2(Dataset.scala:100)
	at org.apache.spark.sql.SparkSession.withActive(SparkSession.scala:763)
	at org.apache.spark.sql.Dataset$.ofRows(Dataset.scala:97)
	at org.apache.spark.sql.SparkSession.$anonfun$sql$1(SparkSession.scala:606)
	at org.apache.spark.sql.SparkSession.withActive(SparkSession.scala:763)
	at org.apache.spark.sql.SparkSession.sql(SparkSession.scala:601)
	at task1.task1_1$.main(task1_1.scala:56)
	at task1.task1_1.main(task1_1.scala)
Caused by: java.lang.NoClassDefFoundError: com/fasterxml/jackson/core/exc/InputCoercionException
	at com.fasterxml.jackson.module.scala.deser.NumberDeserializers$.<init>(ScalaNumberDeserializersModule.scala:48)
	at com.fasterxml.jackson.module.scala.deser.NumberDeserializers$.<clinit>(ScalaNumberDeserializersModule.scala)
	at com.fasterxml.jackson.module.scala.deser.ScalaNumberDeserializersModule.$init$(ScalaNumberDeserializersModule.scala:60)
	at com.fasterxml.jackson.module.scala.DefaultScalaModule.<init>(DefaultScalaModule.scala:18)
	at com.fasterxml.jackson.module.scala.DefaultScalaModule$.<init>(DefaultScalaModule.scala:36)
	at com.fasterxml.jackson.module.scala.DefaultScalaModule$.<clinit>(DefaultScalaModule.scala)
	at org.apache.spark.rdd.RDDOperationScope$.<init>(RDDOperationScope.scala:82)
	at org.apache.spark.rdd.RDDOperationScope$.<clinit>(RDDOperationScope.scala)
	at org.apache.spark.sql.execution.SparkPlan.executeQuery(SparkPlan.scala:210)
	at org.apache.spark.sql.execution.SparkPlan.execute(SparkPlan.scala:171)
	at org.apache.spark.sql.execution.datasources.FileFormatWriter$.write(FileFormatWriter.scala:172)
	... 25 more
Caused by: java.lang.ClassNotFoundException: com.fasterxml.jackson.core.exc.InputCoercionException
	at java.net.URLClassLoader.findClass(URLClassLoader.java:387)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:418)
	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:352)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:351)
	... 36 more

Process finished with exit code 1