refactor of executeGet() to support super columns
refactor of executeGet() to support super columns

Patch by eevans for CASSANDRA-567

git-svn-id: 1e8683751772dd0ef52a45d586103b4a82d616ff@887498 13f79535-47bb-0310-9956-ffa450edef68

christian-esken/cassandra,likaiwalkman/cassandra,boneill42/cassandra,matthewtt/cassandra_read,michaelmior/cassandra,mashuai/Cassandra-Research,clohfink/cassandra,nlalevee/cassandra,aweisberg/cassandra,swps/cassandra,hhorii/cassandra,WorksApplications/cassandra,mgmuscari/cassandra-cdh4,scylladb/scylla-tools-java,mklew/mmp,taigetco/cassandra_read,weideng1/cassandra,rogerchina/cassandra,asias/cassandra,yonglehou/cassandra,bdeggleston/cassandra,pthomaid/cassandra,Stratio/cassandra,segfault/apache_cassandra,apache/cassandra,yanbit/cassandra,kangkot/stratio-cassandra,mshuler/cassandra,aboudreault/cassandra,rogerchina/cassandra,blambov/cassandra,instaclustr/cassandra,dkua/cassandra,EnigmaCurry/cassandra,xiongzheng/Cassandra-Research,chbatey/cassandra-1,jasonstack/cassandra,szhou1234/cassandra,mshuler/cassandra,boneill42/cassandra,krummas/cassandra,modempachev4/kassandra,bcoverston/cassandra,yukim/cassandra,thelastpickle/cassandra,sayanh/ViewMaintenanceCassandra,sluk3r/cassandra,cooldoger/cassandra,boneill42/cassandra,scylladb/scylla-tools-java,sluk3r/cassandra,tommystendahl/cassandra,helena/cassandra,darach/cassandra,wreda/cassandra,jrwest/cassandra,jasobrown/cassandra,fengshao0907/cassandra-1,gdusbabek/cassandra,ptuckey/cassandra,xiongzheng/Cassandra-Research,thelastpickle/cassandra,jeromatron/cassandra,shookari/cassandra,segfault/apache_cassandra,jrwest/cassandra,joesiewert/cassandra,miguel0afd/cassandra-cqlMod,whitepages/cassandra,scaledata/cassandra,mklew/mmp,qinjin/mdtc-cassandra,mklew/mmp,mike-tr-adamson/cassandra,juiceblender/cassandra,ollie314/cassandra,hengxin/cassandra,rogerchina/cassandra,chbatey/cassandra-1,driftx/cassandra,jasobrown/cassandra,exoscale/cassandra,GabrielNicolasAvellaneda/cassandra,AtwooTM/cassandra,szhou1234/cassandra,josh-mckenzie/cassandra,gdusbabek/cassandra,swps/cassandra,shawnkumar/cstargraph,nitsanw/cassandra,tongjixianing/projects,bcoverston/apache-hosted-cassandra,bpupadhyaya/cassandra,aureagle/cassandra,sivikt/cassandra,fengshao0907/cassandra-1,aweisberg/cassandra,Instagram/cassandra,jsanda/cassandra,blerer/cassandra,modempachev4/kassandra,pbailis/cassandra-pbs,scylladb/scylla-tools-java,adejanovski/cassandra,ifesdjeen/cassandra,josh-mckenzie/cassandra,Imran-C/cassandra,szhou1234/cassandra,scylladb/scylla-tools-java,joesiewert/cassandra,bmel/cassandra,darach/cassandra,jsanda/cassandra,chaordic/cassandra,iamaleksey/cassandra,asias/cassandra,ben-manes/cassandra,jasonwee/cassandra,hengxin/cassandra,MasahikoSawada/cassandra,driftx/cassandra,mariusae/cassandra,clohfink/cassandra,tongjixianing/projects,yhnishi/cassandra,pcmanus/cassandra,project-zerus/cassandra,yukim/cassandra,wreda/cassandra,b/project-cassandra,mheffner/cassandra-1,sayanh/ViewMaintenanceCassandra,taigetco/cassandra_read,Stratio/stratio-cassandra,vramaswamy456/cassandra,jasonstack/cassandra,apache/cassandra,bcoverston/cassandra,nakomis/cassandra,krummas/cassandra,juiceblender/cassandra,leomrocha/cassandra,ibmsoe/cassandra,kgreav/cassandra,phact/cassandra,Jaumo/cassandra,mariusae/cassandra,nutbunnies/cassandra,RyanMagnusson/cassandra,emolsson/cassandra,snazy/cassandra,kangkot/stratio-cassandra,DavidHerzogTU-Berlin/cassandra,rmarchei/cassandra,HidemotoNakada/cassandra-udf,jbellis/cassandra,yangzhe1991/cassandra,aureagle/cassandra,bpupadhyaya/cassandra,carlyeks/cassandra,mheffner/cassandra-1,sluk3r/cassandra,AtwooTM/cassandra,codefollower/Cassandra-Research,lalithsuresh/cassandra-c3,hhorii/cassandra,sbtourist/cassandra,iamaleksey/cassandra,mgmuscari/cassandra-cdh4,a-buck/cassandra,taigetco/cassandra_read,shookari/cassandra,macintoshio/cassandra,beobal/cassandra,lalithsuresh/cassandra-c3,fengshao0907/cassandra-1,DikangGu/cassandra,iburmistrov/Cassandra,aarushi12002/cassandra,newrelic-forks/cassandra,aboudreault/cassandra,strapdata/cassandra,weideng1/cassandra,strapdata/cassandra,nutbunnies/cassandra,rackerlabs/cloudmetrics-cassandra,cooldoger/cassandra,vaibhi9/cassandra,pauloricardomg/cassandra,snazy/cassandra,aweisberg/cassandra,nakomis/cassandra,jeffjirsa/cassandra,segfault/apache_cassandra,nvoron23/cassandra,driftx/cassandra,stuhood/cassandra-old,pkdevbox/cassandra,szhou1234/cassandra,whitepages/cassandra,vaibhi9/cassandra,dkua/cassandra,sharvanath/cassandra,stuhood/cassandra-old,dprguiuc/Cassandra-Wasef,kgreav/cassandra,juiceblender/cassandra,rdio/cassandra,ollie314/cassandra,jeromatron/cassandra,sriki77/cassandra,mike-tr-adamson/cassandra,macintoshio/cassandra,pkdevbox/cassandra,aweisberg/cassandra,bdeggleston/cassandra,ejankan/cassandra,exoscale/cassandra,hhorii/cassandra,caidongyun/cassandra,scaledata/cassandra,chbatey/cassandra-1,heiko-braun/cassandra,AtwooTM/cassandra,driftx/cassandra,michaelmior/cassandra,mkjellman/cassandra,knifewine/cassandra,matthewtt/cassandra_read,joesiewert/cassandra,Instagram/cassandra,adelapena/cassandra,spodkowinski/cassandra,Stratio/stratio-cassandra,pallavi510/cassandra,b/project-cassandra,tjake/cassandra,mkjellman/cassandra,EnigmaCurry/cassandra,guard163/cassandra,hengxin/cassandra,jasonwee/cassandra,helena/cassandra,ollie314/cassandra,scaledata/cassandra,beobal/cassandra,shookari/cassandra,bmel/cassandra,belliottsmith/cassandra,strapdata/cassandra,pauloricardomg/cassandra,MasahikoSawada/cassandra,dongjiaqiang/cassandra,leomrocha/cassandra,tommystendahl/cassandra,qinjin/mdtc-cassandra,sedulam/CASSANDRA-12201,kgreav/cassandra,christian-esken/cassandra,jasonstack/cassandra,likaiwalkman/cassandra,thelastpickle/cassandra,newrelic-forks/cassandra,Jaumo/cassandra,qinjin/mdtc-cassandra,stuhood/cassandra-old,snazy/cassandra,LatencyUtils/cassandra-stress2,DavidHerzogTU-Berlin/cassandraToRun,pthomaid/cassandra,jkni/cassandra,strapdata/cassandra,fengshao0907/Cassandra-Research,regispl/cassandra,mariusae/cassandra,shawnkumar/cstargraph,likaiwalkman/cassandra,dongjiaqiang/cassandra,clohfink/cassandra,ben-manes/cassandra,mariusae/cassandra,iamaleksey/cassandra,fengshao0907/Cassandra-Research,instaclustr/cassandra,Stratio/stratio-cassandra,jkni/cassandra,dkua/cassandra,Jollyplum/cassandra,nlalevee/cassandra,vramaswamy456/cassandra,project-zerus/cassandra,sriki77/cassandra,pbailis/cassandra-pbs,rmarchei/cassandra,ptnapoleon/cassandra,pcn/cassandra-1,MasahikoSawada/cassandra,sriki77/cassandra,chaordic/cassandra,LatencyUtils/cassandra-stress2,jeffjirsa/cassandra,Imran-C/cassandra,sbtourist/cassandra,michaelsembwever/cassandra,sayanh/ViewMaintenanceSupport,yhnishi/cassandra,weideng1/cassandra,iburmistrov/Cassandra,pallavi510/cassandra,adejanovski/cassandra,Instagram/cassandra,pauloricardomg/cassandra,b/project-cassandra,cooldoger/cassandra,RyanMagnusson/cassandra,beobal/cassandra,pcn/cassandra-1,WorksApplications/cassandra,rackerlabs/cloudmetrics-cassandra,sivikt/cassandra,snazy/cassandra,instaclustr/cassandra,HidemotoNakada/cassandra-udf,bcoverston/apache-hosted-cassandra,mt0803/cassandra,ibmsoe/cassandra,DICL/cassandra,thobbs/cassandra,jrwest/cassandra,phact/cassandra,blerer/cassandra,chaordic/cassandra,jkni/cassandra,aureagle/cassandra,dongjiaqiang/cassandra,guanxi55nba/db-improvement,sharvanath/cassandra,yanbit/cassandra,mheffner/cassandra-1,kangkot/stratio-cassandra,whitepages/cassandra,mike-tr-adamson/cassandra,HidemotoNakada/cassandra-udf,guard163/cassandra,adelapena/cassandra,DICL/cassandra,rackerlabs/cloudmetrics-cassandra,michaelsembwever/cassandra,mambocab/cassandra,gdusbabek/cassandra,Stratio/cassandra,bcoverston/cassandra,rdio/cassandra,nitsanw/cassandra,kangkot/stratio-cassandra,pofallon/cassandra,jeffjirsa/cassandra,josh-mckenzie/cassandra,ptuckey/cassandra,stef1927/cassandra,DavidHerzogTU-Berlin/cassandra,nutbunnies/cassandra,guanxi55nba/db-improvement,Imran-C/cassandra,belliottsmith/cassandra,vramaswamy456/cassandra,DavidHerzogTU-Berlin/cassandraToRun,kgreav/cassandra,bpupadhyaya/cassandra,nakomis/cassandra,jrwest/cassandra,caidongyun/cassandra,yanbit/cassandra,bdeggleston/cassandra,tongjixianing/projects,christian-esken/cassandra,guanxi55nba/key-value-store,project-zerus/cassandra,tjake/cassandra,knifewine/cassandra,weipinghe/cassandra,ifesdjeen/cassandra,mkjellman/cassandra,weipinghe/cassandra,bdeggleston/cassandra,sharvanath/cassandra,jbellis/cassandra,sivikt/cassandra,krummas/cassandra,mambocab/cassandra,b/project-cassandra,regispl/cassandra,pofallon/cassandra,mt0803/cassandra,belliottsmith/cassandra,ifesdjeen/cassandra,jasobrown/cassandra,jasobrown/cassandra,yhnishi/cassandra,mariusae/cassandra,nitsanw/cassandra,josh-mckenzie/cassandra,nvoron23/cassandra,yangzhe1991/cassandra,stuhood/cassandra-old,iburmistrov/Cassandra,tjake/cassandra,aarushi12002/cassandra,thelastpickle/cassandra,pbailis/cassandra-pbs,jeromatron/cassandra,tjake/cassandra,blambov/cassandra,ejankan/cassandra,tommystendahl/cassandra,thobbs/cassandra,exoscale/cassandra,ben-manes/cassandra,stef1927/cassandra,rmarchei/cassandra,JeremiahDJordan/cassandra,Bj0rnen/cassandra,Jollyplum/cassandra,miguel0afd/cassandra-cqlMod,yangzhe1991/cassandra,wreda/cassandra,stef1927/cassandra,Jollyplum/cassandra,DavidHerzogTU-Berlin/cassandraToRun,modempachev4/kassandra,emolsson/cassandra,guanxi55nba/key-value-store,fengshao0907/Cassandra-Research,michaelsembwever/cassandra,RyanMagnusson/cassandra,codefollower/Cassandra-Research,pcmanus/cassandra,michaelsembwever/cassandra,ejankan/cassandra,stef1927/cassandra,LatencyUtils/cassandra-stress2,yukim/cassandra,Stratio/stratio-cassandra,beobal/cassandra,DikangGu/cassandra,ifesdjeen/cassandra,lalithsuresh/cassandra-c3,weipinghe/cassandra,jsanda/cassandra,pauloricardomg/cassandra,GabrielNicolasAvellaneda/cassandra,yukim/cassandra,JeremiahDJordan/cassandra,heiko-braun/cassandra,xiongzheng/Cassandra-Research,a-buck/cassandra,mt0803/cassandra,ptnapoleon/cassandra,GabrielNicolasAvellaneda/cassandra,spodkowinski/cassandra,pallavi510/cassandra,sbtourist/cassandra,blerer/cassandra,WorksApplications/cassandra,carlyeks/cassandra,bmel/cassandra,adelapena/cassandra,Bj0rnen/cassandra,pofallon/cassandra,caidongyun/cassandra,dprguiuc/Cassandra-Wasef,belliottsmith/cassandra,carlyeks/cassandra,bcoverston/cassandra,Instagram/cassandra,instaclustr/cassandra,yonglehou/cassandra,DICL/cassandra,clohfink/cassandra,phact/cassandra,WorksApplications/cassandra,mshuler/cassandra,asias/cassandra,vaibhi9/cassandra,pthomaid/cassandra,michaelmior/cassandra,mashuai/Cassandra-Research,leomrocha/cassandra,blambov/cassandra,jeffjirsa/cassandra,adelapena/cassandra,mshuler/cassandra,EnigmaCurry/cassandra,rdio/cassandra,Stratio/stratio-cassandra,DavidHerzogTU-Berlin/cassandra,Bj0rnen/cassandra,ptuckey/cassandra,juiceblender/cassandra,JeremiahDJordan/cassandra,ptnapoleon/cassandra,blerer/cassandra,guard163/cassandra,blambov/cassandra,mgmuscari/cassandra-cdh4,DikangGu/cassandra,tommystendahl/cassandra,guanxi55nba/db-improvement,bcoverston/apache-hosted-cassandra,knifewine/cassandra,regispl/cassandra,sayanh/ViewMaintenanceSupport,spodkowinski/cassandra,yonglehou/cassandra,dprguiuc/Cassandra-Wasef,mambocab/cassandra,jasonwee/cassandra,pkdevbox/cassandra,apache/cassandra,darach/cassandra,ibmsoe/cassandra,jbellis/cassandra,sedulam/CASSANDRA-12201,kangkot/stratio-cassandra,mkjellman/cassandra,miguel0afd/cassandra-cqlMod,adejanovski/cassandra,thobbs/cassandra,nvoron23/cassandra,a-buck/cassandra,krummas/cassandra,heiko-braun/cassandra,aarushi12002/cassandra,pcmanus/cassandra,codefollower/Cassandra-Research,guanxi55nba/key-value-store,nlalevee/cassandra,matthewtt/cassandra_read,spodkowinski/cassandra,shawnkumar/cstargraph,mike-tr-adamson/cassandra,iamaleksey/cassandra,mashuai/Cassandra-Research,aboudreault/cassandra,newrelic-forks/cassandra,macintoshio/cassandra,helena/cassandra,emolsson/cassandra,sayanh/ViewMaintenanceCassandra,swps/cassandra,Jaumo/cassandra,cooldoger/cassandra,Stratio/cassandra,pcn/cassandra-1,apache/cassandra,sedulam/CASSANDRA-12201