Program: 146584
Project: 146584
Buggy source:
/** 
 * Attempt to process one or more of the elements from the heads of the key/value vector, and return the matching ID's. If an argument is processed, they should be removed from the key/value vector <b>Important:</b> This method and any re-implementations <i>must remove at least one key/value pair from the incoming Vectors</i>, or must throw an IllegalArgumentException to denote that the provided key can't be processed in the current context. The method can optionally remove/process more than one key at a time, but is expected to process at least the first.
 * @param profiles    A vector of pending optimizations to be attempted. The keys should be processed left->right
 * @param storage The storage to be processed
 * @param currentQueryContext
 * @return A Vector of integer ID's for records in the provided storage which match one or more of the keys provided.
 * @throws IllegalArgumentException If there was no index matching possible on the provided key and the key/value vectorswon't be shortened.
 */
protected Collection<Integer> getNextIndexMatch(Vector<PredicateProfile> profiles,IStorageUtilityIndexed<?> storage,QueryContext currentQueryContext) throws IllegalArgumentException {
  if (!(profiles.elementAt(0) instanceof IndexedValueLookup)) {
    throw new IllegalArgumentException("String_Node_Str");
  }
  IndexedValueLookup op=(IndexedValueLookup)profiles.elementAt(0);
  EvaluationTrace trace=new EvaluationTrace("String_Node_Str" + op.key + "String_Node_Str");
  List<Integer> ids=storage.getIDsForValue(op.key,op.value);
  if (getStorageCacheName() != null && ids.size() > 50 && ids.size() < PerformanceTuningUtil.getMaxPrefetchCaseBlock()) {
    RecordSetResultCache cue=currentQueryContext.getQueryCache(RecordSetResultCache.class);
    String bulkRecordSetKey=String.format("String_Node_Str",op.key,op.value);
    cue.reportBulkRecordSet(bulkRecordSetKey,getStorageCacheName(),new LinkedHashSet(ids));
  }
  trace.setOutcome("String_Node_Str" + ids.size());
  if (currentQueryContext != null) {
    currentQueryContext.reportTrace(trace);
  }
  if (defaultCacher != null) {
    defaultCacher.cacheResult(op.key,op.value,ids);
  }
  profiles.removeElementAt(0);
  return ids;
}

Fixed version (ground truth):
/** 
 * Attempt to process one or more of the elements from the heads of the key/value vector, and return the matching ID's. If an argument is processed, they should be removed from the key/value vector <b>Important:</b> This method and any re-implementations <i>must remove at least one key/value pair from the incoming Vectors</i>, or must throw an IllegalArgumentException to denote that the provided key can't be processed in the current context. The method can optionally remove/process more than one key at a time, but is expected to process at least the first.
 * @param profiles    A vector of pending optimizations to be attempted. The keys should be processed left->right
 * @param storage The storage to be processed
 * @param currentQueryContext
 * @return A Vector of integer ID's for records in the provided storage which match one or more of the keys provided.
 * @throws IllegalArgumentException If there was no index matching possible on the provided key and the key/value vectorswon't be shortened.
 */
protected Collection<Integer> getNextIndexMatch(Vector<PredicateProfile> profiles,IStorageUtilityIndexed<?> storage,QueryContext currentQueryContext) throws IllegalArgumentException {
  if (!(profiles.elementAt(0) instanceof IndexedValueLookup)) {
    throw new IllegalArgumentException("String_Node_Str");
  }
  IndexedValueLookup op=(IndexedValueLookup)profiles.elementAt(0);
  EvaluationTrace trace=new EvaluationTrace("String_Node_Str" + op.key + "String_Node_Str");
  List<Integer> ids=storage.getIDsForValue(op.key,op.value);
  if (getStorageCacheName() != null && ids.size() > 50 && ids.size() < PerformanceTuningUtil.getMaxPrefetchCaseBlock()) {
    RecordSetResultCache cue=currentQueryContext.getQueryCache(RecordSetResultCache.class);
    String bulkRecordSetKey=String.format("String_Node_Str",op.key,op.value);
    cue.reportBulkRecordSet(bulkRecordSetKey,getStorageCacheName(),new LinkedHashSet(ids));
  }
  trace.setOutcome("String_Node_Str" + ids.size());
  if (currentQueryContext != null) {
    currentQueryContext.reportTrace(trace);
  }
  boolean inTemporaryQueryContext=currentQueryContext.getQueryCacheOrNull(ScopeLimitedReferenceRequestCache.class) != null;
  if (defaultCacher != null && !inTemporaryQueryContext) {
    defaultCacher.cacheResult(op.key,op.value,ids);
  }
  profiles.removeElementAt(0);
  return ids;
}