lib update with config ret period --> double

src/main/java/gov/usgs/earthquake/nshmp/HazardMaps.java

@@ -27,7 +27,7 @@ public class HazardMaps {
 
   private static final String COMMA = ",";
   private static final String CURVES_FILE = "curves.csv";
-  private static final List<Integer> DEFAULT_RETURN_PERIODS = List.of(475, 975, 2475);
+  private static final List<Double> DEFAULT_RETURN_PERIODS = List.of(475.0, 975.0, 2475.0);
   private static final Interpolator INTERPOLATOR = Interpolator.builder()
       .logx()
       .logy()
@@ -61,14 +61,13 @@ public class HazardMaps {
     }
 
     Path curvesPath = Path.of(args[0]);
-    List<Integer> returnPeriods = DEFAULT_RETURN_PERIODS;
+    List<Double> returnPeriods = DEFAULT_RETURN_PERIODS;
     Logger log = Logger.getLogger(HazardMaps.class.getName());
 
     if (args.length > 1) {
       returnPeriods = Arrays.stream(args)
           .skip(1)
-          .mapToInt(Integer::valueOf)
-          .boxed()
+          .map(Double::valueOf)
           .collect(Collectors.toList());
     }
 
@@ -83,7 +82,7 @@ public class HazardMaps {
 
   static void createDataSets(
       Path curvesPath,
-      List<Integer> returnPeriods,
+      List<Double> returnPeriods,
       Logger log) throws IOException {
     log.info(PROGRAM + ": Creating hazard map datasets...");
     log.info("    Return periods: " + returnPeriods.toString());
@@ -97,7 +96,7 @@ public class HazardMaps {
     }
   }
 
-  private static List<String> create(List<String> lines, List<Integer> returnPeriods) {
+  private static List<String> create(List<String> lines, List<Double> returnPeriods) {
     int headerCount = lines.get(0).startsWith("name") ? 3 : 2;
     List<String> header = Arrays.asList(lines.get(0).split(COMMA));
 
@@ -126,7 +125,7 @@ public class HazardMaps {
     return linesOut;
   }
 
-  private static void processCurveFile(Path curves, List<Integer> returnPeriods) {
+  private static void processCurveFile(Path curves, List<Double> returnPeriods) {
     try (Stream<String> stream = Files.lines(curves)) {
       List<String> linesIn = stream.collect(Collectors.toList());
       List<String> linesOut = create(linesIn, returnPeriods);
@@ -138,9 +137,9 @@ public class HazardMaps {
   }
 
   private static class CurvesVisitor extends SimpleFileVisitor<Path> {
-    List<Integer> returnPeriods;
+    List<Double> returnPeriods;
 
-    public CurvesVisitor(List<Integer> returnPeriods) {
+    public CurvesVisitor(List<Double> returnPeriods) {
       this.returnPeriods = returnPeriods;
     }
 
@@ -155,11 +154,11 @@ public class HazardMaps {
   }
 
   private static class Slicer {
-    private final List<Integer> returnPeriods;
+    private final List<Double> returnPeriods;
     private final double[] imls;
     private final int headerCount;
 
-    private Slicer(List<Integer> returnPeriods, double imls[], int headerCount) {
+    private Slicer(List<Double> returnPeriods, double imls[], int headerCount) {
       this.returnPeriods = returnPeriods;
       this.imls = imls;
       this.headerCount = headerCount;