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Refactored stop conditions to be invariant by using while loop.

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md-yasir
2025-10-23 22:50:12 +05:30
parent 5dc1031d17
commit 2c6082a0a2
1 changed files with 14 additions and 5 deletions
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21
src/main/java/org/json/Cookie.java
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@@ -189,21 +189,30 @@ public class Cookie {
* @return The unescaped string.
*/
public static String unescape(String string) {
int i = 0;
int length = string.length();
StringBuilder sb = new StringBuilder(length);
for (int i = 0; i < length; ++i) {
while (i < length) {
char c = string.charAt(i);
if (c == '+') {
c = ' ';
sb.append(' ');
i++;
} else if (c == '%' && i + 2 < length) {
int d = JSONTokener.dehexchar(string.charAt(i + 1));
int e = JSONTokener.dehexchar(string.charAt(i + 2));
if (d >= 0 && e >= 0) {
c = (char)(d * 16 + e);
i += 2;
}
}
sb.append((char)(d * 16 + e));
i += 3;
} else {
sb.append(c);
i++;
}
} else {
sb.append(c);
i++;
}
}
return sb.toString();
}