Prevent NullPointerException.
Project: http://git-wip-us.apache.org/repos/asf/commons-math/repo Commit: http://git-wip-us.apache.org/repos/asf/commons-math/commit/0ddec291 Tree: http://git-wip-us.apache.org/repos/asf/commons-math/tree/0ddec291 Diff: http://git-wip-us.apache.org/repos/asf/commons-math/diff/0ddec291 Branch: refs/heads/master Commit: 0ddec2917a8543e1f58e85e317ab4d07bd94f786 Parents: c246b37 Author: Luc Maisonobe <l...@apache.org> Authored: Wed Jan 6 13:22:26 2016 +0100 Committer: Luc Maisonobe <l...@apache.org> Committed: Wed Jan 6 13:22:26 2016 +0100 ---------------------------------------------------------------------- src/main/java/org/apache/commons/math4/ode/FieldODEState.java | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/commons-math/blob/0ddec291/src/main/java/org/apache/commons/math4/ode/FieldODEState.java ---------------------------------------------------------------------- diff --git a/src/main/java/org/apache/commons/math4/ode/FieldODEState.java b/src/main/java/org/apache/commons/math4/ode/FieldODEState.java index 1c7bbe6..de01d97 100644 --- a/src/main/java/org/apache/commons/math4/ode/FieldODEState.java +++ b/src/main/java/org/apache/commons/math4/ode/FieldODEState.java @@ -113,7 +113,7 @@ public class FieldODEState<T extends RealFieldElement<T>> { * @return number of secondary states. */ public int getNumberOfSecondaryStates() { - return secondaryState.length; + return secondaryState == null ? 0 : secondaryState.length; } /** Get secondary state dimension.
