我是用的maven，至少要移出如下的jar包：
<!-- hadoop相关包 -->
<dependency>
<groupId>org.apache.hadoop</groupId>
<artifactId>hadoop-core</artifactId>
<version>1.0.4</version>
<exclusions>
<exclusion>
<artifactId>jackson-mapper-asl</artifactId>
<groupId>org.codehaus.jackson</groupId>
</exclusion>
<exclusion>
<artifactId>jsp-api-2.1</artifactId>
<groupId>org.mortbay.jetty</groupId>
</exclusion>
<exclusion>
<artifactId>jsp-2.1</artifactId>
<groupId>org.mortbay.jetty</groupId>
</exclusion>
<exclusion>
<artifactId>jasper-runtime</artifactId>
<groupId>tomcat</groupId>
</exclusion>
<exclusion>
<artifactId>servlet-api</artifactId>
<groupId>org.mortbay.jetty</groupId>
</exclusion>
<exclusion>
<artifactId>jasper-compiler</artifactId>
<groupId>tomcat</groupId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>org.apache.hbase</groupId>
<artifactId>hbase</artifactId>
<version>0.94.7</version>
<exclusions>
<exclusion>
<artifactId>jsp-api-2.1</artifactId>
<groupId>org.mortbay.jetty</groupId>
</exclusion>
<exclusion>
<artifactId>jsp-2.1</artifactId>
<groupId>org.mortbay.jetty</groupId>
</exclusion>
<exclusion>
<artifactId>jasper-runtime</artifactId>
<groupId>tomcat</groupId>
</exclusion>
<exclusion>
<artifactId>servlet-api-2.5</artifactId>
<groupId>org.mortbay.jetty</groupId>
</exclusion>
<exclusion>
<artifactId>jasper-compiler</artifactId>
<groupId>tomcat</groupId>
</exclusion>
</exclusions>
</dependency>
<!-- hadoop相关包 --><dependency><groupId>org.apache.hadoop</groupId><artifactId>hadoop-core</artifactId><version>1.0.4</version><exclusions><exclusion><artifactId>jackson-mapper-asl</artifactId><groupId>org.codehaus.jackson</groupId></exclusion><exclusion><artifactId>jsp-api-2.1</artifactId><groupId>org.mortbay.jetty</groupId></exclusion><exclusion><artifactId>jsp-2.1</artifactId><groupId>org.mortbay.jetty</groupId></exclusion><exclusion><artifactId>jasper-runtime</artifactId><groupId>tomcat</groupId></exclusion><exclusion><artifactId>servlet-api</artifactId><groupId>org.mortbay.jetty</groupId></exclusion><exclusion><artifactId>jasper-compiler</artifactId><groupId>tomcat</groupId></exclusion></exclusions></dependency><dependency><groupId>org.apache.hbase</groupId><artifactId>hbase</artifactId><version>0.94.7</version><exclusions><exclusion><artifactId>jsp-api-2.1</artifactId><groupId>org.mortbay.jetty</groupId></exclusion><exclusion><artifactId>jsp-2.1</artifactId><groupId>org.mortbay.jetty</groupId></exclusion><exclusion><artifactId>jasper-runtime</artifactId><groupId>tomcat</groupId></exclusion><exclusion><artifactId>servlet-api-2.5</artifactId><groupId>org.mortbay.jetty</groupId></exclusion><exclusion><artifactId>jasper-compiler</artifactId><groupId>tomcat</groupId></exclusion></exclusions></dependency>