From 84ec00f7efd51889315e8f9944cdf964006812d8 Mon Sep 17 00:00:00 2001
From: Brandon Clayton <bclayton@usgs.gov>
Date: Thu, 4 Apr 2024 10:36:21 -0600
Subject: [PATCH] convert to period

---
 .../java/gov/usgs/earthquake/nshmp/www/gmm/GmmCalc.java     | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/main/java/gov/usgs/earthquake/nshmp/www/gmm/GmmCalc.java b/src/main/java/gov/usgs/earthquake/nshmp/www/gmm/GmmCalc.java
index ef285d3..a55b162 100644
--- a/src/main/java/gov/usgs/earthquake/nshmp/www/gmm/GmmCalc.java
+++ b/src/main/java/gov/usgs/earthquake/nshmp/www/gmm/GmmCalc.java
@@ -52,12 +52,16 @@ class GmmCalc {
           .map(imt -> gmm.instance(imt).calc(request.input))
           .collect(Collectors.toList());
 
+      List<Double> saPeriods = saImts.stream()
+        .map(imt -> imt.period())
+        .collect(Collectors.toList());
+
       gmmSpectra.put(
           gmm,
           new GmmSpectraData(
               treeToDataGroup(gmm, Imt.PGA, request.input),
               treeToDataGroup(gmm, Imt.PGV, request.input),
-              treesToDataGroup(Imt.periods(saImts), saImtTrees)));
+              treesToDataGroup(saPeriods, saImtTrees)));
     }
 
     return gmmSpectra;
-- 
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