我是hadoop的新手我使用cassandra数据库尝试过wordcount吗？我得到这个错误。请你......
Exception in thread "main" java.lang.NoClassDefFoundError: org/apache/hadoop/mapred/InputFormat
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(Unknown Source)
at java.security.SecureClassLoader.defineClass(Unknown Source)
at java.net.URLClassLoader.defineClass(Unknown Source)
at java.net.URLClassLoader.access$100(Unknown Source)
at java.net.URLClassLoader$1.run(Unknown Source)
at java.net.URLClassLoader$1.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at com.deneebo.hadoop.WordCountCassandra.run(WordCountCassandra.java:196)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65)
at com.deneebo.hadoop.WordCountCassandra.main(WordCountCassandra.java:77)
Caused by: java.lang.ClassNotFoundException: org.apache.hadoop.mapred.InputFormat
at java.net.URLClassLoader$1.run(Unknown Source)
at java.net.URLClassLoader$1.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
... 16 more
hadoop-mapreduce-client-core.jar这个jar也包括但我得到同样的错误
我正在使用带有eclipse的windows os
如何使用带cassandra的hadoop在eclipse中为wordcount传递程序arumment和Vm参数