作者：诺 | 来源：互联网 | 2023-01-19 15:02
18120701:09:03INFOmapreduce.ImportJobBase:BeginningimportofstaffExceptioninthread&
18/12/07 01:09:03 INFO mapreduce.ImportJobBase: Beginning import of staff
Exception in thread "main" java.lang.NoClassDefFoundError: org/json/JSONObject
at org.apache.sqoop.util.SqoopJsonUtil.getJsonStringforMap(SqoopJsonUtil.java:42)
at org.apache.sqoop.SqoopOptions.writeProperties(SqoopOptions.java:742)
at org.apache.sqoop.mapreduce.JobBase.putSqoopOptionsToConfiguration(JobBase.java:369)
at org.apache.sqoop.mapreduce.JobBase.createJob(JobBase.java:355)
at org.apache.sqoop.mapreduce.ImportJobBase.runImport(ImportJobBase.java:249)
at org.apache.sqoop.manager.SqlManager.importTable(SqlManager.java:692)
at org.apache.sqoop.manager.MySQLManager.importTable(MySQLManager.java:118)
at org.apache.sqoop.tool.ImportTool.importTable(ImportTool.java:497)
at org.apache.sqoop.tool.ImportTool.run(ImportTool.java:605)
at org.apache.sqoop.Sqoop.run(Sqoop.java:143)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70)
at org.apache.sqoop.Sqoop.runSqoop(Sqoop.java:179)
at org.apache.sqoop.Sqoop.runTool(Sqoop.java:218)
at org.apache.sqoop.Sqoop.runTool(Sqoop.java:227)
at org.apache.sqoop.Sqoop.main(Sqoop.java:236)
Caused by: java.lang.ClassNotFoundException: org.json.JSONObject
at java.net.URLClassLoader.findClass(URLClassLoader.java:381)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:349)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
... 15 more
遇到异常
Exception in thread "main" java.lang.NoClassDefFoundError: org/json/JSONObject
解决异常
这是因为sqoop缺少java-json.jar包. 下载jar包导入lib目录下 http://www.java2s.com/Code/Jar/j/Downloadjavajsonjar.htm
mv java-json.jar /mnt/software/sqoop-1.4.6-cdh5.7.0/lib
再重新执行命令 异常解决
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