Filter empty CDS fields in multiple ways

main.nf

@@ -227,7 +227,6 @@ species_new_id
 cdsMap = species_cds_map
     .reduce([:]) { theMap, newMapping -> theMap[newMapping.name] = newMapping.cds; return theMap } 
 
-print(cdsMap)
 
 allSpecies
     .collectSpeciesFile()
@@ -1043,10 +1042,14 @@ process clime {
 
 //only use blast hits where species is of type new
 //also filter out pairs where one of the two does
-//not supply a CDS file.
+//not supply a CDS file (filter them real hard).
 allVsAllProteomeBlasts_wgd
     .filter { it[1] == newSpeciesId.value }
-    .filter { cdsMap[it[1]] && cdsMap[it[2]] }
+    .filter { cdsMap[it[1]] && cdsMap[it[2]] &&
+	     cdsMap[it[1]]!=null && cdsMap[it[2]]!=null &&
+	     cdsMap[it[1]].value !=null && cdsMap[it[2]].value !=null &&
+	     cdsMap[it[1]]!='' && cdsMap[it[2]]!='' }
+    .view()
     .set { new_species_blasts }