Throw exception when generic profile samples list is empty

Author: forus

src/main/java/org/mskcc/cbio/portal/dao/DaoGeneticProfileSamples.java

@@ -128,7 +128,8 @@ public static ArrayList <Integer> getOrderedSampleList(int geneticProfileId) thr
                 //  Split, based on DELIM token
                 String[] parts = orderedSampleList.split(DELIM);
                 if (parts.length == 1 && parts[0].isBlank()) {
-                    return new ArrayList<Integer>();
+                    throw new IllegalStateException("genetic_profile_samples row for geneticProfileId="
+                            + geneticProfileId + " has blank ORDERED_SAMPLE_LIST. Consider removing it.");
                 }
                 ArrayList <Integer> sampleList = new ArrayList <Integer>();
                 for (String internalSampleId : parts) {