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ICU-3630 cover jsr 204 APIs where possible, also jb 3523 after a fashion

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X-SVN-Rev: 14673
This commit is contained in:
Doug Felt 2004-03-11 07:02:15 +00:00
parent f92435045d
commit 15241bf8ac
1 changed files with 59 additions and 6 deletions
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65
icu4j/src/com/ibm/icu/lang/UCharacter.java
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@ -5,8 +5,8 @@
*******************************************************************************
*
* $Source: /xsrl/Nsvn/icu/icu4j/src/com/ibm/icu/lang/UCharacter.java,v $
* $Date: 2004/03/10 02:21:38 $
* $Revision: 1.87 $
* $Date: 2004/03/11 07:02:15 $
* $Revision: 1.88 $
*
*******************************************************************************
*/
@ -1320,6 +1320,7 @@ public final class UCharacter implements ECharacterCategory, ECharacterDirection
UnicodeBlock b = BLOCKS_[i];
String name = getPropertyValueName(UProperty.BLOCK, b.getID(), UProperty.NameChoice.LONG);
m.put(name.toUpperCase(), b);
m.put(name.replace('_',' ').toUpperCase(), b);
m.put(b.toString().toUpperCase(), b);
}
mref = new SoftReference(m);
@ -4522,7 +4523,7 @@ public final class UCharacter implements ECharacterCategory, ECharacterDirection
* @draft ICU 3.0
*/
public static boolean isHighSurrogate(char ch) {
return ch >= MIN_HIGH_SURROGATE && ch <= MIN_LOW_SURROGATE;
return ch >= MIN_HIGH_SURROGATE && ch <= MAX_HIGH_SURROGATE;
}
/**
@ -4532,7 +4533,7 @@ public final class UCharacter implements ECharacterCategory, ECharacterDirection
* @draft ICU 3.0
*/
public static boolean isLowSurrogate(char ch) {
return ch >= MIN_LOW_SURROGATE && ch <= MIN_HIGH_SURROGATE;
return ch >= MIN_LOW_SURROGATE && ch <= MAX_LOW_SURROGATE;
}
/**
@ -4580,7 +4581,6 @@ public final class UCharacter implements ECharacterCategory, ECharacterDirection
* @param index the index of the first or only char forming the code point
* @return the code point at the index
* @draft ICU 3.0
*/
public static final int codePointAt(CharSequence seq, int index) {
char c1 = seq.charAt(index++);
if (isHighSurrogate(c1)) {
@ -4593,6 +4593,33 @@ public final class UCharacter implements ECharacterCategory, ECharacterDirection
}
return c1;
}
*/
public static final int codePointAt(String seq, int index) {
char c1 = seq.charAt(index++);
if (isHighSurrogate(c1)) {
if (index < seq.length()) {
char c2 = seq.charAt(index);
if (isLowSurrogate(c2)) {
return toCodePoint(c1, c2);
}
}
}
return c1;
}
public static final int codePointAt(StringBuffer seq, int index) {
char c1 = seq.charAt(index++);
if (isHighSurrogate(c1)) {
if (index < seq.length()) {
char c2 = seq.charAt(index);
if (isLowSurrogate(c2)) {
return toCodePoint(c1, c2);
}
}
}
return c1;
}
/**
* Cover the JDK 1.5 API, for convenience. Return the code point at index.
@ -4624,7 +4651,6 @@ public final class UCharacter implements ECharacterCategory, ECharacterDirection
* @param index the index after the last or only char forming the code point
* @return the code point before the index
* @draft ICU 3.0
*/
public static final int codePointBefore(CharSequence seq, int index) {
char c2 = seq.charAt(--index);
if (isLowSurrogate(c2)) {
@ -4637,6 +4663,33 @@ public final class UCharacter implements ECharacterCategory, ECharacterDirection
}
return c2;
}
*/
public static final int codePointBefore(String seq, int index) {
char c2 = seq.charAt(--index);
if (isLowSurrogate(c2)) {
if (index > 0) {
char c1 = seq.charAt(--index);
if (isHighSurrogate(c1)) {
return toCodePoint(c1, c2);
}
}
}
return c2;
}
public static final int codePointBefore(StringBuffer seq, int index) {
char c2 = seq.charAt(--index);
if (isLowSurrogate(c2)) {
if (index > 0) {
char c1 = seq.charAt(--index);
if (isHighSurrogate(c1)) {
return toCodePoint(c1, c2);
}
}
}
return c2;
}
/**
* Cover the JDK 1.5 API, for convenience. Return the code point before index.