CrackMe.apk
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package com.google.android.gms.common.util;
import android.text.TextUtils;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
/* compiled from: com.google.android.gms:play-services-basement@@18.1.0 */
final class zzc {
private static final Pattern zza = Pattern.compile("\\\\u[0-9a-fA-F]{4}");
public static String zza(String str) {
if (TextUtils.isEmpty(str)) {
return str;
}
Matcher matcher = zza.matcher(str);
int i = 0;
StringBuilder sb = null;
while (matcher.find()) {
if (sb == null) {
sb = new StringBuilder();
}
int start = matcher.start();
int i2 = start;
while (i2 >= 0 && str.charAt(i2) == '\\') {
i2--;
}
if ((start - i2) % 2 != 0) {
int parseInt = Integer.parseInt(matcher.group().substring(2), 16);
sb.append(str, i, matcher.start());
if (parseInt == 92) {
sb.append("\\\\");
} else {
sb.append(Character.toChars(parseInt));
}
i = matcher.end();
}
}
if (sb == null) {
return str;
}
if (i < matcher.regionEnd()) {
sb.append(str, i, matcher.regionEnd());
}
return sb.toString();
}
}
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