package tap.sample; import org.apache.hadoop.conf.Configuration; import tap.Pipe; import tap.TapMapper; public class LogClean extends TapMapper<LogRec,LogRec> { @Override public void setConf(Configuration conf) { super.setConf(conf); if (conf != null) { //use conf.get } } @Override public void map(LogRec in, Pipe<LogRec> out) { if (!isDirty(in)) { out.put(in); } } private boolean isDirty(LogRec in) { return false; } }