生成HFile文件后倒入数据出现Caused by: java.lang.ClassNotFoundException: org.apache.hadoop.hbase.filter.Filter...

本文介绍了在使用Hadoop进行HBase数据导入时遇到的ClassNotFoundException问题,并提供了详细的解决方案,包括修改profile文件设置HBASE_HOME及HADOOP_CLASSPATH等环境变量。

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数据导入的时候出现: at java.lang.Class.getDeclaredMethods0(Native Method) at java.lang.Class.privateGetDeclaredMethods(Class.java:
2615) at java.lang.Class.getMethod0(Class.java:2856) at java.lang.Class.getMethod(Class.java:1668) at org.apache.hadoop.util.ProgramDriver$ProgramDescription.<init>(ProgramDriver.java:59) at org.apache.hadoop.util.ProgramDriver.addClass(ProgramDriver.java:103) at org.apache.hadoop.hbase.mapreduce.Driver.main(Driver.java:42) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.apache.hadoop.util.RunJar.run(RunJar.java:221) at org.apache.hadoop.util.RunJar.main(RunJar.java:136) Caused by: java.lang.ClassNotFoundException: org.apache.hadoop.hbase.filter.Filter at java.net.URLClassLoader$1.run(URLClassLoader.java:366) at java.net.URLClassLoader$1.run(URLClassLoader.java:355) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:354) at java.lang.ClassLoader.loadClass(ClassLoader.java:425) at java.lang.ClassLoader.loadClass(ClassLoader.java:358)

解决办法:在/etc/profile文件中添加
export HBASE_HOME=/opt/cloudera/parcels/CDH/lib/hbase export HADOOP_CLASSPATH="$HADOOP_CLASSPATH:$HBASE_HOME/lib/*"
source 下文件即可。

 

数据导入的时候出现:

               at java.lang.Class.getDeclaredMethods0(Native Method)

                    at java.lang.Class.privateGetDeclaredMethods(Class.java:2615)

                    at java.lang.Class.getMethod0(Class.java:2856)

                    at java.lang.Class.getMethod(Class.java:1668)

                    at org.apache.hadoop.util.ProgramDriver$ProgramDescription.<init>(ProgramDriver.java:59)

                    at org.apache.hadoop.util.ProgramDriver.addClass(ProgramDriver.java:103)

                    at org.apache.hadoop.hbase.mapreduce.Driver.main(Driver.java:42)

                    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

                    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)

                    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)

                    at java.lang.reflect.Method.invoke(Method.java:606)

                    at org.apache.hadoop.util.RunJar.run(RunJar.java:221)

                    at org.apache.hadoop.util.RunJar.main(RunJar.java:136)

Caused by: java.lang.ClassNotFoundException: org.apache.hadoop.hbase.filter.Filter

                    at java.net.URLClassLoader$1.run(URLClassLoader.java:366)

                    at java.net.URLClassLoader$1.run(URLClassLoader.java:355)

                    at java.security.AccessController.doPrivileged(Native Method)

                    at java.net.URLClassLoader.findClass(URLClassLoader.java:354)

                    at java.lang.ClassLoader.loadClass(ClassLoader.java:425)

                    at java.lang.ClassLoader.loadClass(ClassLoader.java:358)

解决办法:

转载于:https://www.cnblogs.com/ptbx/p/6030048.html

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