private static Map<String,List<ViewRiksdagenVoteDataBallotPartySummary>> createIssueConcernMap(final List<ViewRiksdagenVoteDataBallotPartySummary> partyBallotList) {
		final Map<String,List<ViewRiksdagenVoteDataBallotPartySummary>> concernIssuePartyBallotSummaryMap = new HashMap<>();
		for (final ViewRiksdagenVoteDataBallotPartySummary partySummary: partyBallotList) {

			if (partySummary.getEmbeddedId().getIssue() !=null || partySummary.getEmbeddedId().getConcern() != null ) {
				final String key = partySummary.getEmbeddedId().getIssue() + partySummary.getEmbeddedId().getConcern();
				final List<ViewRiksdagenVoteDataBallotPartySummary> partySummarList = concernIssuePartyBallotSummaryMap.computeIfAbsent(key, k -> new ArrayList<>());				
				partySummarList.add(partySummary);
			}
		}

		return concernIssuePartyBallotSummaryMap;
	}
private static Map<String,List<ViewRiksdagenVoteDataBallotPartySummary>> createIssueConcernMap(final List<ViewRiksdagenVoteDataBallotPartySummary> partyBallotList) {
		final Map<String,List<ViewRiksdagenVoteDataBallotPartySummary>> concernIssuePartyBallotSummaryMap = new HashMap<>();
		for (final ViewRiksdagenVoteDataBallotPartySummary partySummary: partyBallotList) {

			if (partySummary.getEmbeddedId().getIssue() !=null || partySummary.getEmbeddedId().getConcern() != null ) {
				final String key = partySummary.getEmbeddedId().getIssue() + partySummary.getEmbeddedId().getConcern();
				final List<ViewRiksdagenVoteDataBallotPartySummary> partySummarList = concernIssuePartyBallotSummaryMap.computeIfAbsent(key, k -> new ArrayList<>());				
				partySummarList.add(partySummary);
			}
		}

		return concernIssuePartyBallotSummaryMap;
	}
private static Map < String , List < ViewRiksdagenVoteDataBallotPartySummary > > createIssueConcernMap ( final List < ViewRiksdagenVoteDataBallotPartySummary > partyBallotList ) { final Map < String , List < ViewRiksdagenVoteDataBallotPartySummary > > concernIssuePartyBallotSummaryMap = new HashMap <> ( ) ; for ( final ViewRiksdagenVoteDataBallotPartySummary partySummary : partyBallotList ) { if ( partySummary . getEmbeddedId ( ) . getIssue ( ) != null || partySummary . getEmbeddedId ( ) . getConcern ( ) != null ) { final String key = partySummary . getEmbeddedId ( ) . getIssue ( ) + partySummary . getEmbeddedId ( ) . getConcern ( ) ; final List < ViewRiksdagenVoteDataBallotPartySummary > partySummarList = concernIssuePartyBallotSummaryMap . computeIfAbsent ( key , k -> new ArrayList <> ( ) ) ; partySummarList . add ( partySummary ) ; } } return concernIssuePartyBallotSummaryMap ; }
Creates the issue concern map.

@param partyBallotList
the party ballot list
@return the map
Creates the issue concern map .