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| author | Bdale Garbee <bdale@gag.com> | 2017-09-18 16:01:43 -0600 |
|---|---|---|
| committer | Bdale Garbee <bdale@gag.com> | 2017-09-18 16:01:43 -0600 |
| commit | 6e4c104c28952f2010c7b1cbc9ce59e148ab2d8f (patch) | |
| tree | b62b70697d5873aa2f3d37d09e8ccfb1ae779d6a /altoslib/AltosTimeSeries.java | |
| parent | 63eeaada85cb9ddccb0fa9b2d751cc8f46399d9c (diff) | |
| parent | 4f2cbe0c537c9f417aae310cc3b89f84e0915103 (diff) | |
Merge branch 'master' of ssh://git.gag.com/scm/git/fw/altos
Diffstat (limited to 'altoslib/AltosTimeSeries.java')
| -rw-r--r-- | altoslib/AltosTimeSeries.java | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/altoslib/AltosTimeSeries.java b/altoslib/AltosTimeSeries.java index b3c432fc..9f3b4d80 100644 --- a/altoslib/AltosTimeSeries.java +++ b/altoslib/AltosTimeSeries.java @@ -151,11 +151,15 @@ public class AltosTimeSeries implements Iterable<AltosTimeValue>, Comparable<Alt } public AltosTimeValue first() { - return values.get(0); + if (values.size() > 0) + return values.get(0); + return null; } public AltosTimeValue last() { - return values.get(values.size() - 1); + if (values.size() > 0) + return values.get(values.size() - 1); + return null; } public double average() { |