解决Hadoop0.21.0 HDFS/MapReduce编译错误(ivy-resolve-common does not find hadoop-commo)
最近老大安排,要跟踪HDFS ConcatenateFile的前提条件;于是尝试用ant/ivy编译了一下hdfs,提示ivy找不到hadoop-common组件;于是又编译了一下mapreduce,提示ivy找不到hadoop-comm/hadoop-hdfs;编译hadoop-common,提示编译成功;在编译mapreduce错误如下: