iverase commented on code in PR #13948:
URL: https://github.com/apache/lucene/pull/13948#discussion_r1877894071
##########
lucene/core/src/java/org/apache/lucene/util/UnicodeUtil.java:
##########
@@ -627,35 +629,58 @@ public static String toHexString(String s) {
}
/**
- * Interprets the given byte array as UTF-8 and converts to UTF-16. It is
the responsibility of
- * the caller to make sure that the destination array is large enough.
+ * Interprets the given {@link RandomAccessInput} slice as UTF-8 and
converts to UTF-16. It is the
+ * responsibility of the caller to make sure that the destination array is
large enough.
+ *
+ * <p>NOTE: Full characters are read, even if this reads past the length
passed (and can result in
+ * an IOException if invalid UTF-8 is passed). Explicit checks for valid
UTF-8 are not performed.
+ */
+ // TODO: broken if chars.offset != 0
+ public static int UTF8toUTF16(RandomAccessInput input, long offset, int
length, char[] out)
Review Comment:
I revert this changes. If we see it is performance sensitive we can re add
it.
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