Merge

src/share/classes/java/lang/Character.java

@@ -162,7 +162,7 @@ class Character extends Object implements java.io.Serializable, Comparable<Chara
      *
      * @since   1.0.2
      */
-    public static final char   MAX_VALUE = '\uffff';
+    public static final char   MAX_VALUE = '\uFFFF';
 
     /**
      * The <code>Class</code> instance representing the primitive type
@@ -518,75 +518,91 @@ class Character extends Object implements java.io.Serializable, Comparable<Chara
     public static final byte DIRECTIONALITY_POP_DIRECTIONAL_FORMAT = 18;
 
     /**
-     * The minimum value of a Unicode high-surrogate code unit in the
-     * UTF-16 encoding. A high-surrogate is also known as a
-     * <i>leading-surrogate</i>.
+     * The minimum value of a
+     * <a href="http://www.unicode.org/glossary/#high_surrogate_code_unit">
+     * Unicode high-surrogate code unit</a>
+     * in the UTF-16 encoding, constant <code>'&#92;uD800'</code>.
+     * A high-surrogate is also known as a <i>leading-surrogate</i>.
      *
      * @since 1.5
      */
     public static final char MIN_HIGH_SURROGATE = '\uD800';
 
     /**
-     * The maximum value of a Unicode high-surrogate code unit in the
-     * UTF-16 encoding. A high-surrogate is also known as a
-     * <i>leading-surrogate</i>.
+     * The maximum value of a
+     * <a href="http://www.unicode.org/glossary/#high_surrogate_code_unit">
+     * Unicode high-surrogate code unit</a>
+     * in the UTF-16 encoding, constant <code>'&#92;uDBFF'</code>.
+     * A high-surrogate is also known as a <i>leading-surrogate</i>.
      *
      * @since 1.5
      */
     public static final char MAX_HIGH_SURROGATE = '\uDBFF';
 
     /**
-     * The minimum value of a Unicode low-surrogate code unit in the
-     * UTF-16 encoding. A low-surrogate is also known as a
-     * <i>trailing-surrogate</i>.
+     * The minimum value of a
+     * <a href="http://www.unicode.org/glossary/#low_surrogate_code_unit">
+     * Unicode low-surrogate code unit</a>
+     * in the UTF-16 encoding, constant <code>'&#92;uDC00'</code>.
+     * A low-surrogate is also known as a <i>trailing-surrogate</i>.
      *
      * @since 1.5
      */
     public static final char MIN_LOW_SURROGATE  = '\uDC00';
 
     /**
-     * The maximum value of a Unicode low-surrogate code unit in the
-     * UTF-16 encoding. A low-surrogate is also known as a
-     * <i>trailing-surrogate</i>.
+     * The maximum value of a
+     * <a href="http://www.unicode.org/glossary/#low_surrogate_code_unit">
+     * Unicode low-surrogate code unit</a>
+     * in the UTF-16 encoding, constant <code>'&#92;uDFFF'</code>.
+     * A low-surrogate is also known as a <i>trailing-surrogate</i>.
      *
      * @since 1.5
      */
     public static final char MAX_LOW_SURROGATE  = '\uDFFF';
 
     /**
-     * The minimum value of a Unicode surrogate code unit in the UTF-16 encoding.
+     * The minimum value of a Unicode surrogate code unit in the
+     * UTF-16 encoding, constant <code>'&#92;uD800'</code>.
      *
      * @since 1.5
      */
     public static final char MIN_SURROGATE = MIN_HIGH_SURROGATE;
 
     /**
-     * The maximum value of a Unicode surrogate code unit in the UTF-16 encoding.
+     * The maximum value of a Unicode surrogate code unit in the
+     * UTF-16 encoding, constant <code>'&#92;uDFFF'</code>.
      *
      * @since 1.5
      */
     public static final char MAX_SURROGATE = MAX_LOW_SURROGATE;
 
     /**
-     * The minimum value of a supplementary code point.
+     * The minimum value of a
+     * <a href="http://www.unicode.org/glossary/#supplementary_code_point">
+     * Unicode supplementary code point</a>, constant {@code U+10000}.
      *
      * @since 1.5
      */
     public static final int MIN_SUPPLEMENTARY_CODE_POINT = 0x010000;
 
     /**
-     * The minimum value of a Unicode code point.
+     * The minimum value of a
+     * <a href="http://www.unicode.org/glossary/#code_point">
+     * Unicode code point</a>, constant {@code U+0000}.
      *
      * @since 1.5
      */
     public static final int MIN_CODE_POINT = 0x000000;
 
     /**
-     * The maximum value of a Unicode code point.
+     * The maximum value of a
+     * <a href="http://www.unicode.org/glossary/#code_point">
+     * Unicode code point</a>, constant {@code U+10FFFF}.
      *
      * @since 1.5
      */
-    public static final int MAX_CODE_POINT = 0x10ffff;
+    public static final int MAX_CODE_POINT = 0X10FFFF;
 
 
     /**
@@ -2648,19 +2664,15 @@ class Character extends Object implements java.io.Serializable, Comparable<Chara
     }
 
     /**
-     * Determines whether the specified code point is a valid Unicode
-     * code point value in the range of <code>0x0000</code> to
-     * <code>0x10FFFF</code> inclusive. This method is equivalent to
-     * the expression:
-     *
-     * <blockquote><pre>
-     * codePoint >= 0x0000 && codePoint <= 0x10FFFF
-     * </pre></blockquote>
+     * Determines whether the specified code point is a valid
+     * <a href="http://www.unicode.org/glossary/#code_point">
+     * Unicode code point value</a>.
      *
      * @param  codePoint the Unicode code point to be tested
-     * @return <code>true</code> if the specified code point value
-     * is a valid code point value;
-     * <code>false</code> otherwise.
+     * @return {@code true} if the specified code point value is between
+     *         {@link #MIN_CODE_POINT} and
+     *         {@link #MAX_CODE_POINT} inclusive;
+     *         {@code false} otherwise.
      * @since  1.5
      */
     public static boolean isValidCodePoint(int codePoint) {
@@ -2669,15 +2681,13 @@ class Character extends Object implements java.io.Serializable, Comparable<Chara
 
     /**
      * Determines whether the specified character (Unicode code point)
-     * is in the supplementary character range. The method call is
-     * equivalent to the expression:
-     * <blockquote><pre>
-     * codePoint >= 0x10000 && codePoint <= 0x10FFFF
-     * </pre></blockquote>
+     * is in the <a href="#supplementary">supplementary character</a> range.
      *
      * @param  codePoint the character (Unicode code point) to be tested
-     * @return <code>true</code> if the specified character is in the Unicode
-     *         supplementary character range; <code>false</code> otherwise.
+     * @return {@code true} if the specified code point is between
+     *         {@link #MIN_SUPPLEMENTARY_CODE_POINT} and
+     *         {@link #MAX_CODE_POINT} inclusive;
+     *         {@code false} otherwise.
      * @since  1.5
      */
     public static boolean isSupplementaryCodePoint(int codePoint) {
@@ -2686,56 +2696,83 @@ class Character extends Object implements java.io.Serializable, Comparable<Chara
     }
 
     /**
-     * Determines if the given <code>char</code> value is a
-     * high-surrogate code unit (also known as <i>leading-surrogate
-     * code unit</i>). Such values do not represent characters by
-     * themselves, but are used in the representation of <a
-     * href="#supplementary">supplementary characters</a> in the
-     * UTF-16 encoding.
-     *
-     * <p>This method returns <code>true</code> if and only if
-     * <blockquote><pre>ch >= '&#92;uD800' && ch <= '&#92;uDBFF'
-     * </pre></blockquote>
-     * is <code>true</code>.
-     *
-     * @param   ch   the <code>char</code> value to be tested.
-     * @return  <code>true</code> if the <code>char</code> value
-     *          is between '&#92;uD800' and '&#92;uDBFF' inclusive;
-     *          <code>false</code> otherwise.
-     * @see     java.lang.Character#isLowSurrogate(char)
-     * @see     Character.UnicodeBlock#of(int)
-     * @since   1.5
+     * Determines if the given {@code char} value is a
+     * <a href="http://www.unicode.org/glossary/#high_surrogate_code_unit">
+     * Unicode high-surrogate code unit</a>
+     * (also known as <i>leading-surrogate code unit</i>).
+     *
+     * <p>Such values do not represent characters by themselves,
+     * but are used in the representation of
+     * <a href="#supplementary">supplementary characters</a>
+     * in the UTF-16 encoding.
+     *
+     * @param  ch the {@code char} value to be tested.
+     * @return {@code true} if the {@code char} value is between
+     *         {@link #MIN_HIGH_SURROGATE} and
+     *         {@link #MAX_HIGH_SURROGATE} inclusive;
+     *         {@code false} otherwise.
+     * @see    #isLowSurrogate(char)
+     * @see    Character.UnicodeBlock#of(int)
+     * @since  1.5
      */
     public static boolean isHighSurrogate(char ch) {
         return ch >= MIN_HIGH_SURROGATE && ch <= MAX_HIGH_SURROGATE;
     }
 
     /**
-     * Determines if the given <code>char</code> value is a
-     * low-surrogate code unit (also known as <i>trailing-surrogate code
-     * unit</i>). Such values do not represent characters by themselves,
-     * but are used in the representation of <a
-     * href="#supplementary">supplementary characters</a> in the UTF-16 encoding.
-     *
-     * <p> This method returns <code>true</code> if and only if
-     * <blockquote><pre>ch >= '&#92;uDC00' && ch <= '&#92;uDFFF'
-     * </pre></blockquote> is <code>true</code>.
-     *
-     * @param   ch   the <code>char</code> value to be tested.
-     * @return  <code>true</code> if the <code>char</code> value
-     *          is between '&#92;uDC00' and '&#92;uDFFF' inclusive;
-     *          <code>false</code> otherwise.
-     * @see java.lang.Character#isHighSurrogate(char)
-     * @since   1.5
+     * Determines if the given {@code char} value is a
+     * <a href="http://www.unicode.org/glossary/#low_surrogate_code_unit">
+     * Unicode low-surrogate code unit</a>
+     * (also known as <i>trailing-surrogate code unit</i>).
+     *
+     * <p>Such values do not represent characters by themselves,
+     * but are used in the representation of
+     * <a href="#supplementary">supplementary characters</a>
+     * in the UTF-16 encoding.
+     *
+     * @param  ch the {@code char} value to be tested.
+     * @return {@code true} if the {@code char} value is between
+     *         {@link #MIN_LOW_SURROGATE} and
+     *         {@link #MAX_LOW_SURROGATE} inclusive;
+     *         {@code false} otherwise.
+     * @see    #isHighSurrogate(char)
+     * @since  1.5
      */
     public static boolean isLowSurrogate(char ch) {
         return ch >= MIN_LOW_SURROGATE && ch <= MAX_LOW_SURROGATE;
     }
 
+    /**
+     * Determines if the given {@code char} value is a Unicode
+     * <i>surrogate code unit</i>.
+     *
+     * <p>Such values do not represent characters by themselves,
+     * but are used in the representation of
+     * <a href="#supplementary">supplementary characters</a>
+     * in the UTF-16 encoding.
+     *
+     * <p>A char value is a surrogate code unit if and only if it is either
+     * a {@linkplain #isLowSurrogate(char) low-surrogate code unit} or
+     * a {@linkplain #isHighSurrogate(char) high-surrogate code unit}.
+     *
+     * @param  ch the {@code char} value to be tested.
+     * @return {@code true} if the {@code char} value is between
+     *         {@link #MIN_SURROGATE} and
+     *         {@link #MAX_SURROGATE} inclusive;
+     *         {@code false} otherwise.
+     * @since  1.7
+     */
+    public static boolean isSurrogate(char ch) {
+        return ch >= MIN_SURROGATE && ch <= MAX_SURROGATE;
+    }
+
     /**
      * Determines whether the specified pair of <code>char</code>
-     * values is a valid surrogate pair. This method is equivalent to
-     * the expression:
+     * values is a valid
+     * <a href="http://www.unicode.org/glossary/#surrogate_pair">
+     * Unicode surrogate pair</a>.
+
+     * <p>This method is equivalent to the expression:
      * <blockquote><pre>
      * isHighSurrogate(high) && isLowSurrogate(low)
      * </pre></blockquote>
@@ -4968,7 +5005,7 @@ class Character extends Object implements java.io.Serializable, Comparable<Chara
 
     /**
      * The number of bits used to represent a <tt>char</tt> value in unsigned
-     * binary form.
+     * binary form, constant {@code 16}.
      *
      * @since 1.5
      */

src/share/classes/sun/io/CharToByteDBCS_ASCII.java

@@ -91,7 +91,7 @@ public abstract class CharToByteDBCS_ASCII extends CharToByteConverter
             }
 
             // Is this a high surrogate?
-            if (Surrogate.isHigh(inputChar)) {
+            if (Character.isHighSurrogate(inputChar)) {
                 // Is this the last character of the input?
                 if (charOff + inputSize >= inEnd) {
                     highHalfZoneCode = inputChar;
@@ -101,7 +101,7 @@ public abstract class CharToByteDBCS_ASCII extends CharToByteConverter
 
                 // Is there a low surrogate following?
                 inputChar = input[charOff + inputSize];
-                if (Surrogate.isLow(inputChar)) {
+                if (Character.isLowSurrogate(inputChar)) {
                     // We have a valid surrogate pair.  Too bad we don't do
                     // surrogates.  Is substitution enabled?
                     if (subMode) {
@@ -125,7 +125,7 @@ public abstract class CharToByteDBCS_ASCII extends CharToByteConverter
                  }
             }
             // Is this an unaccompanied low surrogate?
-            else if (Surrogate.isLow(inputChar)) {
+            else if (Character.isLowSurrogate(inputChar)) {
                 badInputLength = 1;
                 throw new MalformedInputException();
             } else {

src/share/classes/sun/io/CharToByteDBCS_EBCDIC.java

@@ -108,7 +108,7 @@ public abstract class CharToByteDBCS_EBCDIC extends CharToByteConverter
            }
 
            // Is this a high surrogate?
-           if (Surrogate.isHigh(inputChar)) {
+           if (Character.isHighSurrogate(inputChar)) {
               // Is this the last character of the input?
               if (charOff + inputSize >= inEnd) {
                  highHalfZoneCode = inputChar;
@@ -118,7 +118,7 @@ public abstract class CharToByteDBCS_EBCDIC extends CharToByteConverter
 
               // Is there a low surrogate following?
               inputChar = input[charOff + inputSize];
-              if (Surrogate.isLow(inputChar)) {
+              if (Character.isLowSurrogate(inputChar)) {
                  // We have a valid surrogate pair.  Too bad we don't do
                  // surrogates.  Is substitution enabled?
                  if (subMode) {
@@ -142,7 +142,7 @@ public abstract class CharToByteDBCS_EBCDIC extends CharToByteConverter
               }
            }
            // Is this an unaccompanied low surrogate?
-           else if (Surrogate.isLow(inputChar)) {
+           else if (Character.isLowSurrogate(inputChar)) {
                badInputLength = 1;
                throw new MalformedInputException();
            } else {

src/share/classes/sun/nio/cs/ISO_8859_1.java

@@ -228,8 +228,8 @@ class ISO_8859_1
                     dst[dp++] = (byte)c;
                     continue;
                 }
-                if (Surrogate.isHigh(c) && sp < sl &&
-                    Surrogate.isLow(src[sp])) {
+                if (Character.isHighSurrogate(c) && sp < sl &&
+                    Character.isLowSurrogate(src[sp])) {
                     if (len > dst.length) {
                         sl++;
                         len--;

src/share/classes/sun/nio/cs/SingleByte.java

@@ -171,7 +171,7 @@ public class SingleByte
                 char c = sa[sp];
                 int b = encode(c);
                 if (b == UNMAPPABLE_ENCODING) {
-                    if (Surrogate.is(c)) {
+                    if (Character.isSurrogate(c)) {
                         if (sgp == null)
                             sgp = new Surrogate.Parser();
                         if (sgp.parse(c, sa, sp, sl) < 0)
@@ -194,7 +194,7 @@ public class SingleByte
                     char c = src.get();
                     int b = encode(c);
                     if (b == UNMAPPABLE_ENCODING) {
-                        if (Surrogate.is(c)) {
+                        if (Character.isSurrogate(c)) {
                             if (sgp == null)
                                 sgp = new Surrogate.Parser();
                             if (sgp.parse(c, src) < 0)
@@ -243,8 +243,8 @@ public class SingleByte
                     dst[dp++] = (byte)b;
                     continue;
                 }
-                if (Surrogate.isHigh(c) && sp < sl &&
-                    Surrogate.isLow(src[sp])) {
+                if (Character.isHighSurrogate(c) && sp < sl &&
+                    Character.isLowSurrogate(src[sp])) {
                     if (len > dst.length) {
                         sl++;
                         len--;

src/share/classes/sun/nio/cs/SingleByteEncoder.java

@@ -84,7 +84,7 @@ public abstract class SingleByteEncoder
         try {
             while (sp < sl) {
                 char c = sa[sp];
-                if (Surrogate.is(c)) {
+                if (Character.isSurrogate(c)) {
                     if (sgp.parse(c, sa, sp, sl) < 0)
                         return sgp.error();
                     return sgp.unmappableResult();
@@ -117,7 +117,7 @@ public abstract class SingleByteEncoder
         try {
             while (src.hasRemaining()) {
                 char c = src.get();
-                if (Surrogate.is(c)) {
+                if (Character.isSurrogate(c)) {
                     if (sgp.parse(c, src) < 0)
                         return sgp.error();
                     return sgp.unmappableResult();

src/share/classes/sun/nio/cs/Surrogate.java

@@ -51,21 +51,24 @@ public class Surrogate {
     public static final int UCS4_MAX  = Character.MAX_CODE_POINT;
 
     /**
-     * Tells whether or not the given UTF-16 value is a high surrogate.
+     * Tells whether or not the given value is in the high surrogate range.
+     * Use of {@link Character#isHighSurrogate} is generally preferred.
      */
     public static boolean isHigh(int c) {
         return (MIN_HIGH <= c) && (c <= MAX_HIGH);
     }
 
     /**
-     * Tells whether or not the given UTF-16 value is a low surrogate.
+     * Tells whether or not the given value is in the low surrogate range.
+     * Use of {@link Character#isLowSurrogate} is generally preferred.
      */
     public static boolean isLow(int c) {
         return (MIN_LOW <= c) && (c <= MAX_LOW);
     }
 
     /**
-     * Tells whether or not the given UTF-16 value is a surrogate character,
+     * Tells whether or not the given value is in the surrogate range.
+     * Use of {@link Character#isSurrogate} is generally preferred.
      */
     public static boolean is(int c) {
         return (MIN <= c) && (c <= MAX);
@@ -88,7 +91,7 @@ public class Surrogate {
     }
 
     /**
-     * Returns the high UTF-16 surrogate for the given UCS-4 character.
+     * Returns the high UTF-16 surrogate for the given supplementary UCS-4 character.
      */
     public static char high(int uc) {
         assert Character.isSupplementaryCodePoint(uc);
@@ -98,7 +101,7 @@ public class Surrogate {
     }
 
     /**
-     * Returns the low UTF-16 surrogate for the given UCS-4 character.
+     * Returns the low UTF-16 surrogate for the given supplementary UCS-4 character.
      */
     public static char low(int uc) {
         assert Character.isSupplementaryCodePoint(uc);

src/share/classes/sun/nio/cs/US_ASCII.java

@@ -247,8 +247,8 @@ public class US_ASCII
                     dst[dp++] = (byte)c;
                     continue;
                 }
-                if (Surrogate.isHigh(c) && sp < sl &&
-                    Surrogate.isLow(src[sp])) {
+                if (Character.isHighSurrogate(c) && sp < sl &&
+                    Character.isLowSurrogate(src[sp])) {
                     if (len > dst.length) {
                         sl++;
                         len--;

src/share/classes/sun/nio/cs/UTF_32Coder.java

@@ -154,11 +154,11 @@ class UTF_32Coder {
             try {
                 while (src.hasRemaining()) {
                     char c = src.get();
-                    if (Surrogate.isHigh(c)) {
+                    if (Character.isHighSurrogate(c)) {
                         if (!src.hasRemaining())
                             return CoderResult.UNDERFLOW;
                         char low = src.get();
-                        if (Surrogate.isLow(low)) {
+                        if (Character.isLowSurrogate(low)) {
                             if (dst.remaining() < 4)
                                 return CoderResult.OVERFLOW;
                             mark += 2;
@@ -166,7 +166,7 @@ class UTF_32Coder {
                         } else {
                             return CoderResult.malformedForLength(1);
                         }
-                    } else if (Surrogate.isLow(c)) {
+                    } else if (Character.isLowSurrogate(c)) {
                         return CoderResult.malformedForLength(1);
                     } else {
                         if (dst.remaining() < 4)

src/share/classes/sun/nio/cs/UTF_8.java

@@ -334,7 +334,7 @@ class UTF_8 extends Unicode
         }
 
         public boolean canEncode(char c) {
-            return !Surrogate.is(c);
+            return !Character.isSurrogate(c);
         }
 
         public boolean isLegalReplacement(byte[] repl) {
@@ -370,7 +370,7 @@ class UTF_8 extends Unicode
             while (dp < dlASCII && sa[sp] < '\u0080')
                 da[dp++] = (byte) sa[sp++];
             while (sp < sl) {
-                int c = sa[sp];
+                char c = sa[sp];
                 if (c < 0x80) {
                     // Have at most seven bits
                     if (dp >= dl)
@@ -382,11 +382,11 @@ class UTF_8 extends Unicode
                         return overflow(src, sp, dst, dp);
                     da[dp++] = (byte)(0xc0 | ((c >> 06)));
                     da[dp++] = (byte)(0x80 | (c & 0x3f));
-                } else if (Surrogate.is(c)) {
+                } else if (Character.isSurrogate(c)) {
                     // Have a surrogate pair
                     if (sgp == null)
                         sgp = new Surrogate.Parser();
-                    int uc = sgp.parse((char)c, sa, sp, sl);
+                    int uc = sgp.parse(c, sa, sp, sl);
                     if (uc < 0) {
                         updatePositions(src, sp, dst, dp);
                         return sgp.error();
@@ -417,7 +417,7 @@ class UTF_8 extends Unicode
         {
             int mark = src.position();
             while (src.hasRemaining()) {
-                int c = src.get();
+                char c = src.get();
                 if (c < 0x80) {
                     // Have at most seven bits
                     if (!dst.hasRemaining())
@@ -429,11 +429,11 @@ class UTF_8 extends Unicode
                         return overflow(src, mark);
                     dst.put((byte)(0xc0 | ((c >> 06))));
                     dst.put((byte)(0x80 | (c & 0x3f)));
-                } else if (Surrogate.is(c)) {
+                } else if (Character.isSurrogate(c)) {
                     // Have a surrogate pair
                     if (sgp == null)
                         sgp = new Surrogate.Parser();
-                    int uc = sgp.parse((char)c, src);
+                    int uc = sgp.parse(c, src);
                     if (uc < 0) {
                         src.position(mark);
                         return sgp.error();

src/share/classes/sun/nio/cs/UnicodeDecoder.java

@@ -97,12 +97,12 @@ abstract class UnicodeDecoder extends CharsetDecoder {
                 }
 
                 // Surrogates
-                if (Surrogate.is(c)) {
-                    if (Surrogate.isHigh(c)) {
+                if (Character.isSurrogate(c)) {
+                    if (Character.isHighSurrogate(c)) {
                         if (src.remaining() < 2)
                             return CoderResult.UNDERFLOW;
                         char c2 = decode(src.get() & 0xff, src.get() & 0xff);
-                        if (!Surrogate.isLow(c2))
+                        if (!Character.isLowSurrogate(c2))
                             return CoderResult.malformedForLength(4);
                         if (dst.remaining() < 2)
                             return CoderResult.OVERFLOW;

src/share/classes/sun/nio/cs/UnicodeEncoder.java

@@ -80,7 +80,7 @@ public abstract class UnicodeEncoder extends CharsetEncoder {
         try {
             while (src.hasRemaining()) {
                 char c = src.get();
-                if (!Surrogate.is(c)) {
+                if (!Character.isSurrogate(c)) {
                     if (dst.remaining() < 2)
                         return CoderResult.OVERFLOW;
                     mark++;
@@ -107,6 +107,6 @@ public abstract class UnicodeEncoder extends CharsetEncoder {
     }
 
     public boolean canEncode(char c) {
-        return ! Surrogate.is(c);
+        return ! Character.isSurrogate(c);
     }
 }

src/share/classes/sun/nio/cs/ext/DoubleByte.java

@@ -449,7 +449,7 @@ public class DoubleByte {
                     char c = sa[sp];
                     int bb = encodeChar(c);
                     if (bb == UNMAPPABLE_ENCODING) {
-                        if (Surrogate.is(c)) {
+                        if (Character.isSurrogate(c)) {
                             if (sgp().parse(c, sa, sp, sl) < 0)
                                 return sgp.error();
                             return sgp.unmappableResult();
@@ -484,7 +484,7 @@ public class DoubleByte {
                     char c = src.get();
                     int bb = encodeChar(c);
                     if (bb == UNMAPPABLE_ENCODING) {
-                        if (Surrogate.is(c)) {
+                        if (Character.isSurrogate(c)) {
                             if (sgp().parse(c, src) < 0)
                                 return sgp.error();
                             return sgp.unmappableResult();
@@ -659,7 +659,7 @@ public class DoubleByte {
                     char c = sa[sp];
                     int bb = encodeChar(c);
                     if (bb == UNMAPPABLE_ENCODING) {
-                        if (Surrogate.is(c)) {
+                        if (Character.isSurrogate(c)) {
                             if (sgp().parse(c, sa, sp, sl) < 0)
                                 return sgp.error();
                             return sgp.unmappableResult();
@@ -705,7 +705,7 @@ public class DoubleByte {
                     char c = src.get();
                     int bb = encodeChar(c);
                     if (bb == UNMAPPABLE_ENCODING) {
-                        if (Surrogate.is(c)) {
+                        if (Character.isSurrogate(c)) {
                             if (sgp().parse(c, src) < 0)
                                 return sgp.error();
                             return sgp.unmappableResult();

src/share/classes/sun/nio/cs/ext/DoubleByteEncoder.java

@@ -95,7 +95,7 @@ public abstract class DoubleByteEncoder
         try {
             while (sp < sl) {
                 char c = sa[sp];
-                if (Surrogate.is(c)) {
+                if (Character.isSurrogate(c)) {
                     if (sgp.parse(c, sa, sp, sl) < 0)
                         return sgp.error();
                     if (sl - sp < 2)
@@ -153,7 +153,7 @@ public abstract class DoubleByteEncoder
         try {
             while (src.hasRemaining()) {
                 char c = src.get();
-                if (Surrogate.is(c)) {
+                if (Character.isSurrogate(c)) {
                     int surr;
                     if ((surr = sgp.parse(c, src)) < 0)
                         return sgp.error();

src/share/classes/sun/nio/cs/ext/EUC_JP.java

@@ -318,7 +318,7 @@ public class EUC_JP
                     outputByte = tmpBuf;
                     char c = sa[sp];
 
-                    if (Surrogate.is(c)) {
+                    if (Character.isSurrogate(c)) {
                         if (sgp.parse(c, sa, sp, sl) < 0)
                             return sgp.error();
                         return sgp.unmappableResult();
@@ -372,7 +372,7 @@ public class EUC_JP
                 while (src.hasRemaining()) {
                     outputByte = tmpBuf;
                     char c = src.get();
-                    if (Surrogate.is(c)) {
+                    if (Character.isSurrogate(c)) {
                         if (sgp.parse(c, src) < 0)
                             return sgp.error();
                         return sgp.unmappableResult();

src/share/classes/sun/nio/cs/ext/EUC_JP_LINUX.java

@@ -285,7 +285,7 @@ public class EUC_JP_LINUX
                 while (sp < sl) {
                     char c = sa[sp];
 
-                    if (Surrogate.is(c)) {
+                    if (Character.isSurrogate(c)) {
                         if (sgp.parse(c, sa, sp, sl) < 0)
                             return sgp.error();
                         return sgp.unmappableResult();
@@ -327,7 +327,7 @@ public class EUC_JP_LINUX
             try {
                 while (src.hasRemaining()) {
                     char c = src.get();
-                    if (Surrogate.is(c)) {
+                    if (Character.isSurrogate(c)) {
                         if (sgp.parse(c, src) < 0)
                             return sgp.error();
                         return sgp.unmappableResult();

src/share/classes/sun/nio/cs/ext/EUC_TW.java

@@ -310,11 +310,11 @@ public class EUC_TW extends Charset implements HistoricallyNamedCharset
             int i = 0;
             while (i < cs.length()) {
                 char c = cs.charAt(i++);
-                if (Surrogate.isHigh(c)) {
+                if (Character.isHighSurrogate(c)) {
                     if (i == cs.length())
                         return false;
                     char low = cs.charAt(i++);
-                    if (!Surrogate.isLow(low) || toEUC(c, low, bb) == -1)
+                    if (!Character.isLowSurrogate(low) || toEUC(c, low, bb) == -1)
                         return false;
                 } else if (!canEncode(c)) {
                     return false;
@@ -361,14 +361,14 @@ public class EUC_TW extends Charset implements HistoricallyNamedCharset
                             // supplementary character encoding. given the use
                             // of supplementary characters is really rare, this
                             // is something worth doing.
-                            if (Surrogate.isHigh(c)) {
+                            if (Character.isHighSurrogate(c)) {
                                 if ((sp + 1) == sl)
                                     return CoderResult.UNDERFLOW;
-                                if (!Surrogate.isLow(sa[sp + 1]))
+                                if (!Character.isLowSurrogate(sa[sp + 1]))
                                     return CoderResult.malformedForLength(1);
                                 outSize = toEUC(c, sa[sp+1], bb);
                                     inSize = 2;
-                            } else if (Surrogate.isLow(c)) {
+                            } else if (Character.isLowSurrogate(c)) {
                                 return CoderResult.malformedForLength(1);
                             }
                         }
@@ -405,15 +405,15 @@ public class EUC_TW extends Charset implements HistoricallyNamedCharset
                     } else {
                         outSize = toEUC(c, bb);
                         if (outSize == -1) {
-                            if (Surrogate.isHigh(c)) {
+                            if (Character.isHighSurrogate(c)) {
                                 if (!src.hasRemaining())
                                     return CoderResult.UNDERFLOW;
                                 char c2 = src.get();
-                                if (!Surrogate.isLow(c2))
+                                if (!Character.isLowSurrogate(c2))
                                     return CoderResult.malformedForLength(1);
                                 outSize = toEUC(c, c2, bb);
                                 inSize = 2;
-                            } else if (Surrogate.isLow(c)) {
+                            } else if (Character.isLowSurrogate(c)) {
                                 return CoderResult.malformedForLength(1);
                             }
                         }

src/share/classes/sun/nio/cs/ext/GB18030.java

@@ -12586,7 +12586,7 @@ public class GB18030
         }
 
         public boolean canEncode(char c) {
-            return ! Surrogate.is(c);
+            return ! Character.isSurrogate(c);
         }
 
         private final Surrogate.Parser sgp = new Surrogate.Parser();
@@ -12625,7 +12625,7 @@ public class GB18030
                     int inputSize = 1;
                     char c = sa[sp];
 
-                    if (Surrogate.is(c)) {
+                    if (Character.isSurrogate(c)) {
                         if ((condensedKey=sgp.parse(c, sa, sp, sl)) < 0)
                             return sgp.error();
                         // Surogate.toUCS4 looks like
@@ -12719,7 +12719,7 @@ public class GB18030
                 while (src.hasRemaining()) {
                     char c = src.get();
                     int inputSize = 1;
-                    if (Surrogate.is(c)) {
+                    if (Character.isSurrogate(c)) {
                         if ((condensedKey = sgp.parse(c, src))<0)
                            return sgp.error();
                         condensedKey += 0x1e248;

src/share/classes/sun/nio/cs/ext/ISCII91.java

@@ -885,7 +885,7 @@ public class ISCII91 extends Charset implements HistoricallyNamedCharset
                         index = ((int)(inputChar) - 0x0900)*2;
                     }
 
-                    if (Surrogate.is(inputChar)) {
+                    if (Character.isSurrogate(inputChar)) {
                         if (sgp.parse(inputChar, sa, sp, sl) < 0)
                             return sgp.error();
                         return sgp.unmappableResult();
@@ -948,7 +948,7 @@ public class ISCII91 extends Charset implements HistoricallyNamedCharset
                         index = ((int)(inputChar) - 0x0900)*2;
                     }
 
-                    if (Surrogate.is(inputChar)) {
+                    if (Character.isSurrogate(inputChar)) {
                         if (sgp.parse(inputChar, src) < 0)
                             return sgp.error();
                         return sgp.unmappableResult();

src/share/classes/sun/nio/cs/ext/ISO2022.java

@@ -515,7 +515,7 @@ abstract class ISO2022
             try {
                 while (sp < sl) {
                     char c = sa[sp];
-                    if (Surrogate.is(c)) {
+                    if (Character.isSurrogate(c)) {
                         if (sgp.parse(c, sa, sp, sl) < 0)
                             return sgp.error();
                         return sgp.unmappableResult();
@@ -576,7 +576,7 @@ abstract class ISO2022
             try {
                 while (src.hasRemaining()) {
                     char inputChar = src.get();
-                    if (Surrogate.is(inputChar)) {
+                    if (Character.isSurrogate(inputChar)) {
                         if (sgp.parse(inputChar, src) < 0)
                             return sgp.error();
                         return sgp.unmappableResult();

src/share/classes/sun/nio/cs/ext/ISO2022_JP.java

@@ -637,7 +637,7 @@ public class ISO2022_JP
                             da[dp++] = (byte)(index >> 8);
                             da[dp++] = (byte)(index & 0xff);
                         } else {
-                            if (Surrogate.is(c) && sgp.parse(c, sa, sp, sl) < 0)
+                            if (Character.isSurrogate(c) && sgp.parse(c, sa, sp, sl) < 0)
                                 return sgp.error();
                             if (unmappableCharacterAction()
                                 == CodingErrorAction.REPLACE
@@ -655,7 +655,7 @@ public class ISO2022_JP
                                 }
                                 currentMode = replaceMode;
                             }
-                            if (Surrogate.is(c))
+                            if (Character.isSurrogate(c))
                                 return sgp.unmappableResult();
                             return CoderResult.unmappableForLength(1);
                         }
@@ -745,7 +745,7 @@ public class ISO2022_JP
                             dst.put((byte)(index >> 8));
                             dst.put((byte)(index & 0xff));
                         } else {
-                            if (Surrogate.is(c) && sgp.parse(c, src) < 0)
+                            if (Character.isSurrogate(c) && sgp.parse(c, src) < 0)
                                 return sgp.error();
                             if (unmappableCharacterAction() == CodingErrorAction.REPLACE
                                 && currentMode != replaceMode) {
@@ -762,7 +762,7 @@ public class ISO2022_JP
                                 }
                                 currentMode = replaceMode;
                             }
-                            if (Surrogate.is(c))
+                            if (Character.isSurrogate(c))
                                 return sgp.unmappableResult();
                             return CoderResult.unmappableForLength(1);
                         }

src/share/classes/sun/nio/cs/ext/SimpleEUCEncoder.java

@@ -114,7 +114,7 @@ public abstract class SimpleEUCEncoder
             while (sp < sl) {
                 boolean allZeroes = true;
                 char inputChar = sa[sp];
-                if (Surrogate.is(inputChar)) {
+                if (Character.isSurrogate(inputChar)) {
                     if (sgp.parse(inputChar, sa, sp, sl) < 0)
                         return sgp.error();
                     return sgp.unmappableResult();
@@ -194,7 +194,7 @@ public abstract class SimpleEUCEncoder
             while (src.hasRemaining()) {
                 char inputChar = src.get();
                 boolean allZeroes = true;
-                if (Surrogate.is(inputChar)) {
+                if (Character.isSurrogate(inputChar)) {
                     if (sgp.parse(inputChar, src) < 0)
                         return sgp.error();
                     return sgp.unmappableResult();