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Bugzilla – Attachment 256654 Details for
Bug 477753
Erroneous compilation error when using multi-line lambda, ternary, and Collectors.joining()
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Example source
file_477753.txt (text/plain), 817 bytes, created by
Jeremiah Orr
on 2015-09-17 15:31:57 EDT
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Description:
Example source
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Creator:
Jeremiah Orr
Created:
2015-09-17 15:31:57 EDT
Size:
817 bytes
patch
obsolete
>import java.util.Arrays; >import java.util.stream.Collectors; > >public class LambdaTernaryIssue { > > public static void main(String[] args) { > // erroneous compilation error > Arrays.asList("a", "b", null, "d", "e").stream() > .map(s -> { > return s == null ? null : s.toUpperCase(); > }) > .collect(Collectors.joining(", ")); > > // still using ternary, but using single-line shorthand syntax > Arrays.asList("a", "b", null, "d", "e").stream() > .map(s -> s == null ? null : s.toUpperCase()) > .collect(Collectors.joining(", ")); > > // still using multi-line block, but without the ternary > Arrays.asList("a", "b", null, "d", "e").stream() > .map(s -> { > if (s == null) { > return null; > } > return s.toUpperCase(); > }) > .collect(Collectors.joining(", ")); > } >}
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