diff options
author | Jon Bratseth <bratseth@verizonmedia.com> | 2019-08-30 09:46:06 +0200 |
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committer | Jon Bratseth <bratseth@verizonmedia.com> | 2019-08-30 09:46:06 +0200 |
commit | 52cd3bbfdb36becdfaf298be251ec0fb02f4225c (patch) | |
tree | fce4bf94fb1152708bc741a2692f2626e1ceb1fc /container-search/src/main/java/com/yahoo/search | |
parent | 7234edd83fcc42e79d3b419a026dae137f617b63 (diff) |
Check for b being null
Diffstat (limited to 'container-search/src/main/java/com/yahoo/search')
-rw-r--r-- | container-search/src/main/java/com/yahoo/search/query/QueryTree.java | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/container-search/src/main/java/com/yahoo/search/query/QueryTree.java b/container-search/src/main/java/com/yahoo/search/query/QueryTree.java index 1bf176e2131..1c7e69583e6 100644 --- a/container-search/src/main/java/com/yahoo/search/query/QueryTree.java +++ b/container-search/src/main/java/com/yahoo/search/query/QueryTree.java @@ -123,6 +123,9 @@ public class QueryTree extends CompositeItem { if (a == null || a instanceof NullItem) { return b; } + else if (b == null || b instanceof NullItem) { + return a; + } else if (a instanceof NotItem && b instanceof NotItem) { NotItem notItemA = (NotItem)a; NotItem notItemB = (NotItem)b; |