src/java.base/share/classes/java/lang/StringLatin1.java

rev 13834 : 8151384: Examine sun.misc.ASCIICaseInsensitiveComparator
Reviewed-by: shade, sherman

*** 126,135 ****
--- 126,177 ----
              }
          }
          return len1 - len2;
      }
  
+     public static int compareToCI(byte[] value, byte[] other) {
+         int len1 = value.length;
+         int len2 = other.length;
+         int lim = Math.min(len1, len2);
+         for (int k = 0; k < lim; k++) {
+             if (value[k] != other[k]) {
+                 char c1 = (char) CharacterDataLatin1.instance.toUpperCase(getChar(value, k));
+                 char c2 = (char) CharacterDataLatin1.instance.toUpperCase(getChar(other, k));
+                 if (c1 != c2) {
+                     c1 = (char) CharacterDataLatin1.instance.toLowerCase(c1);
+                     c2 = (char) CharacterDataLatin1.instance.toLowerCase(c2);
+                     if (c1 != c2) {
+                         return c1 - c2;
+                     }
+                 }
+             }
+         }
+         return len1 - len2;
+     }
+ 
+     public static int compareToCI_UTF16(byte[] value, byte[] other) {
+         int len1 = length(value);
+         int len2 = StringUTF16.length(other);
+         int lim = Math.min(len1, len2);
+         for (int k = 0; k < lim; k++) {
+             char c1 = getChar(value, k);
+             char c2 = StringUTF16.getChar(other, k);
+             if (c1 != c2) {
+                 c1 = Character.toUpperCase(c1);
+                 c2 = Character.toUpperCase(c2);
+                 if (c1 != c2) {
+                     c1 = Character.toLowerCase(c1);
+                     c2 = Character.toLowerCase(c2);
+                     if (c1 != c2) {
+                         return c1 - c2;
+                     }
+                 }
+             }
+         }
+         return len1 - len2;
+     }
+ 
      public static int hashCode(byte[] value) {
          int h = 0;
          for (byte v : value) {
              h = 31 * h + (v & 0xff);
          }