Github user fhueske commented on a diff in the pull request:
https://github.com/apache/flink/pull/566#discussion_r28610833
--- Diff:
flink-core/src/main/java/org/apache/flink/types/parser/DoubleParser.java ---
@@ -42,6 +42,10 @@ public int parseField(byte[] bytes, int startPos, int
limit, byte[] delimiter, D
}
String str = new String(bytes, startPos, i-startPos);
+ if (str.length() == 0) {
--- End diff --
remove whitespaces with `String.trim()` before checking for `length() == 0`.
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