diff options
| -rw-r--r-- | src/utils/lombok/javac/java8/CommentCollectingScannerFactory.java | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/src/utils/lombok/javac/java8/CommentCollectingScannerFactory.java b/src/utils/lombok/javac/java8/CommentCollectingScannerFactory.java index 767cbf5b..f29f501b 100644 --- a/src/utils/lombok/javac/java8/CommentCollectingScannerFactory.java +++ b/src/utils/lombok/javac/java8/CommentCollectingScannerFactory.java @@ -75,8 +75,24 @@ public class CommentCollectingScannerFactory extends ScannerFactory { @SuppressWarnings("all") @Override public Scanner newScanner(CharSequence input, boolean keepDocComments) { - char[] array = input.toString().toCharArray(); - return newScanner(array, array.length, keepDocComments); + char[] array; + int limit; + if (input instanceof CharBuffer && ((CharBuffer) input).hasArray()) { + CharBuffer cb = (CharBuffer) input; + cb.compact().flip(); + array = cb.array(); + limit = cb.limit(); + } else { + array = input.toString().toCharArray(); + limit = array.length; + } + if (array.length == limit) { + // work around a bug where the last comment in a file falls away in this case. + char[] d = new char[limit + 1]; + System.arraycopy(array, 0, d, 0, limit); + array = d; + } + return newScanner(array, limit, keepDocComments); } @Override |