博客内容提到了在执行HBase的MapReduce任务时遇到问题，具体表现为MapReduce作业未正常执行，并在LocalJobRunner中收到WARN提示，错误与Text类的导入有关。解决方案是确保正确导入Text类，即使用'org.apache.hadoop.io.Text'包。
14/04/01 13:51:41 INFO zookeeper.ZooKeeper: Client environment:zookeeper.version=3.4.4-1386507, built on 09/17/2012 08:33 GMT
14/04/01 13:51:41 INFO zookeeper.ZooKeeper: Client environment:host.name=Master.Hadoop
14/04/01 13:51:41 INFO zookeeper.ZooKeeper: Client environment:java.version=1.6.0_35
14/04/01 13:51:41 INFO zookeeper.ZooKeeper: Client environment:java.vendor=Sun Microsystems Inc.
14/04/01 13:51:41 INFO zookeeper.ZooKeeper: Client environment:java.home=/usr/java/jdk1.6.0_35/jre
14/04/01 13:51:41 INFO zookeeper.ZooKeeper: Client environment:java.class.path=/home/user/workspace/WordCountHBase/bin:/usr/hadoop/lib/mockito-all-1.8.5.jar:/usr/hadoop/lib/commons-io-2.1.jar:/usr/hadoop/lib/commons-lang-2.4.jar:/usr/hadoop/lib/jersey-core-1.8.jar:/usr/hadoop/lib/commons-logging-api-1.0.4.jar:/usr/hadoop/lib/kfs-0.2.2.jar:/usr/hadoop/lib/hadoop-thriftfs-1.0.4.jar:/usr/hadoop/lib/commons-net-1.4.1.jar:/usr/hadoop/lib/jasper-compiler-5.5.12.jar:/usr/hadoop/lib/commons-configuration-1.6.jar:/usr/hadoop/lib/log4j-1.2.15.jar:/usr/hadoop/lib/hadoop-capacity-scheduler-1.0.4.jar:/usr/hadoop/lib/jetty-6.1.26.jar:/usr/hadoop/lib/slf4j-api-1.4.3.jar:/usr/hadoop/lib/commons-digester-1.8.jar:/usr/hadoop/lib/jersey-server-1.8.jar:/usr/hadoop/lib/jackson-core-asl-1.8.8.jar:/usr/hadoop/lib/aspectjrt-1.6.5.jar:/usr/hadoop/lib/commons-cli-1.2.jar:/usr/hadoop/lib/hadoop-fairscheduler-1.0.4.jar:/usr/hadoop/lib/hsqldb-1.8.0.10.jar:/usr/hadoop/lib/commons-daemon-1.0.1.jar:/usr/hadoop/lib/jersey-json-1.8.jar:/usr/hadoop/lib/asm-3.2.jar:/usr/hadoop/lib/commons-beanutils-core-1.8.0.jar:/usr/hadoop/lib/servlet-api-2.5-20081211.jar:/usr/hadoop/lib/jackson-mapper-asl-1.8.8.jar:/usr/hadoop/lib/commons-httpclient-3.0.1.jar:/usr/hadoop/lib/jetty-util-6.1.26.jar:/usr/hadoop/lib/junit-4.5.jar:/usr/hadoop/lib/jets3t-0.6.1.jar:/usr/hadoop/lib/commons-el-1.0.jar:/usr/hadoop/lib
14/04/01 13:51:41 INFO zookeeper.ZooKeeper: Client environment:host.name=Master.Hadoop
14/04/01 13:51:41 INFO zookeeper.ZooKeeper: Client environment:java.version=1.6.0_35
14/04/01 13:51:41 INFO zookeeper.ZooKeeper: Client environment:java.vendor=Sun Microsystems Inc.
14/04/01 13:51:41 INFO zookeeper.ZooKeeper: Client environment:java.home=/usr/java/jdk1.6.0_35/jre
14/04/01 13:51:41 INFO zookeeper.ZooKeeper: Client environment:java.class.path=/home/user/workspace/WordCountHBase/bin:/usr/hadoop/lib/mockito-all-1.8.5.jar:/usr/hadoop/lib/commons-io-2.1.jar:/usr/hadoop/lib/commons-lang-2.4.jar:/usr/hadoop/lib/jersey-core-1.8.jar:/usr/hadoop/lib/commons-logging-api-1.0.4.jar:/usr/hadoop/lib/kfs-0.2.2.jar:/usr/hadoop/lib/hadoop-thriftfs-1.0.4.jar:/usr/hadoop/lib/commons-net-1.4.1.jar:/usr/hadoop/lib/jasper-compiler-5.5.12.jar:/usr/hadoop/lib/commons-configuration-1.6.jar:/usr/hadoop/lib/log4j-1.2.15.jar:/usr/hadoop/lib/hadoop-capacity-scheduler-1.0.4.jar:/usr/hadoop/lib/jetty-6.1.26.jar:/usr/hadoop/lib/slf4j-api-1.4.3.jar:/usr/hadoop/lib/commons-digester-1.8.jar:/usr/hadoop/lib/jersey-server-1.8.jar:/usr/hadoop/lib/jackson-core-asl-1.8.8.jar:/usr/hadoop/lib/aspectjrt-1.6.5.jar:/usr/hadoop/lib/commons-cli-1.2.jar:/usr/hadoop/lib/hadoop-fairscheduler-1.0.4.jar:/usr/hadoop/lib/hsqldb-1.8.0.10.jar:/usr/hadoop/lib/commons-daemon-1.0.1.jar:/usr/hadoop/lib/jersey-json-1.8.jar:/usr/hadoop/lib/asm-3.2.jar:/usr/hadoop/lib/commons-beanutils-core-1.8.0.jar:/usr/hadoop/lib/servlet-api-2.5-20081211.jar:/usr/hadoop/lib/jackson-mapper-asl-1.8.8.jar:/usr/hadoop/lib/commons-httpclient-3.0.1.jar:/usr/hadoop/lib/jetty-util-6.1.26.jar:/usr/hadoop/lib/junit-4.5.jar:/usr/hadoop/lib/jets3t-0.6.1.jar:/usr/hadoop/lib/commons-el-1.0.jar:/usr/hadoop/lib
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