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Fixing bugs in unicode character class encoding/decoding

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This commit is contained in:
konsoletyper 2014-03-13 00:40:11 +04:00
parent 44264c7ea8
commit b7f1bb58a6
1 changed files with 6 additions and 6 deletions
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12
teavm-classlib/src/main/java/org/teavm/classlib/impl/unicode/UnicodeHelper.java
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@ -93,13 +93,14 @@ public class UnicodeHelper {
public static String compressRle(byte[] bytes) { public static String compressRle(byte[] bytes) {
StringBuilder sb = new StringBuilder(); StringBuilder sb = new StringBuilder();
for (int i = 0; i < bytes.length; ++i) { for (int i = 0; i < bytes.length;) {
byte b = bytes[i]; byte b = bytes[i];
if (i < bytes.length - 1 && b == bytes[i + 1]) { if (i < bytes.length - 1 && b == bytes[i + 1]) {
int count = 0; int count = 0;
while (i < bytes.length && bytes[i++] == b) { while (i < bytes.length && bytes[i + count] == b) {
++count; ++count;
} }
i += count;
if (count < 80) { if (count < 80) {
sb.append(UnicodeHelper.encodeByte((byte)(b + 32))); sb.append(UnicodeHelper.encodeByte((byte)(b + 32)));
sb.append(UnicodeHelper.encodeByte((byte)count)); sb.append(UnicodeHelper.encodeByte((byte)count));
@ -111,9 +112,8 @@ public class UnicodeHelper {
count /= 0x40; count /= 0x40;
} }
} }
--i;
} else { } else {
sb.append(UnicodeHelper.encodeByte(bytes[i])); sb.append(UnicodeHelper.encodeByte(bytes[i++]));
} }
} }
return sb.toString(); return sb.toString();
@ -127,7 +127,7 @@ public class UnicodeHelper {
int codePoint = 0; int codePoint = 0;
for (int i = 0; i < encoded.length(); ++i) { for (int i = 0; i < encoded.length(); ++i) {
byte b = decodeByte(encoded.charAt(i)); byte b = decodeByte(encoded.charAt(i));
int count = 1; int count;
if (b == 64) { if (b == 64) {
b = decodeByte(encoded.charAt(++i)); b = decodeByte(encoded.charAt(++i));
count = 0; count = 0;
@ -141,7 +141,7 @@ public class UnicodeHelper {
b -= 32; b -= 32;
count = decodeByte(encoded.charAt(++i)); count = decodeByte(encoded.charAt(++i));
} else { } else {
buffer[index++] = b; count = 1;
} }
if (count == 1) { if (count == 1) {
buffer[index++] = b; buffer[index++] = b;