package com.xiaomi.push;
import android.text.TextUtils;
import java.io.UnsupportedEncodingException;
import java.math.BigInteger;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.util.Collection;
import java.util.Random;
import java.util.regex.Pattern;
public class bp {
public static String a(int i) {
Random random = new Random();
StringBuffer stringBuffer = new StringBuffer();
for (int i2 = 0; i2 < i; i2++) {
stringBuffer.append("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789".charAt(random.nextInt(62)));
}
return stringBuffer.toString();
}
public static String a(String str) {
if (TextUtils.isEmpty(str)) {
return "";
}
try {
MessageDigest instance = MessageDigest.getInstance("MD5");
instance.update(m9164a(str));
return String.format("%1$032X", new BigInteger(1, instance.digest()));
} catch (NoSuchAlgorithmException unused) {
return str;
}
}
public static String a(String str, int i) {
if (TextUtils.isEmpty(str)) {
return "";
}
StringBuilder sb = new StringBuilder();
int length = str.length();
if (i <= 0 || length < i) {
i = length / 3;
if (i <= 1) {
i = 1;
}
if (i > 3) {
i = 3;
}
}
int i2 = 0;
while (i2 < length) {
int i3 = i2 + 1;
if (i3 % i == 0) {
sb.append("*");
} else {
sb.append(str.charAt(i2));
}
i2 = i3;
}
return sb.toString();
}
public static String a(Collection<?> collection, String str) {
if (collection == null) {
return null;
}
return a(collection.iterator(), str);
}
/* JADX ERROR: JadxOverflowException in pass: RegionMakerVisitor
jadx.core.utils.exceptions.JadxOverflowException: Regions count limit reached
at jadx.core.utils.ErrorsCounter.addError(ErrorsCounter.java:57)
at jadx.core.utils.ErrorsCounter.error(ErrorsCounter.java:31)
at jadx.core.dex.attributes.nodes.NotificationAttrNode.addError(NotificationAttrNode.java:15)
*/
/* JADX WARNING: Removed duplicated region for block: B:14:0x002e */
/* JADX WARNING: Removed duplicated region for block: B:21:0x003a A[SYNTHETIC] */
public static java.lang.String a(java.util.Iterator<?> r3, java.lang.String r4) {
/*
if (r3 != 0) goto L_0x0004
r3 = 0
return r3
L_0x0004:
boolean r0 = r3.hasNext()
if (r0 != 0) goto L_0x000d
java.lang.String r3 = ""
return r3
L_0x000d:
java.lang.Object r0 = r3.next()
boolean r1 = r3.hasNext()
if (r1 != 0) goto L_0x001c
java.lang.String r3 = r0.toString()
return r3
L_0x001c:
java.lang.StringBuffer r1 = new java.lang.StringBuffer
r2 = 256(0x100, float:3.59E-43)
r1.<init>(r2)
if (r0 == 0) goto L_0x0028
L_0x0025:
r1.append(r0)
L_0x0028:
boolean r0 = r3.hasNext()
if (r0 == 0) goto L_0x003a
if (r4 == 0) goto L_0x0033
r1.append(r4)
L_0x0033:
java.lang.Object r0 = r3.next()
if (r0 == 0) goto L_0x0028
goto L_0x0025
L_0x003a:
java.lang.String r3 = r1.toString()
return r3
*/
throw new UnsupportedOperationException("Method not decompiled: com.xiaomi.push.bp.a(java.util.Iterator, java.lang.String):java.lang.String");
}
public static String a(byte[] bArr) {
if (bArr == null || bArr.length <= 0) {
return null;
}
try {
return new String(bArr, "UTF-8");
} catch (UnsupportedEncodingException unused) {
return new String(bArr);
}
}
public static String a(Object[] objArr, String str) {
if (objArr == null) {
return null;
}
return a(objArr, str, 0, objArr.length);
}
public static String a(Object[] objArr, String str, int i, int i2) {
if (objArr == null) {
return null;
}
if (str == null) {
str = "";
}
int i3 = i2 - i;
if (i3 <= 0) {
return "";
}
StringBuffer stringBuffer = new StringBuffer(i3 * ((objArr[i] == null ? 16 : objArr[i].toString().length()) + str.length()));
for (int i4 = i; i4 < i2; i4++) {
if (i4 > i) {
stringBuffer.append(str);
}
if (objArr[i4] != null) {
stringBuffer.append(objArr[i4]);
}
}
return stringBuffer.toString();
}
/* renamed from: a reason: collision with other method in class */
public static boolean m9163a(String str) {
if (str == null) {
return true;
}
for (int i = 0; i < str.length(); i++) {
char charAt = str.charAt(i);
if (charAt < 0 || charAt > 127) {
return false;
}
}
return true;
}
/* renamed from: a reason: collision with other method in class */
public static byte[] m9164a(String str) {
try {
return str.getBytes("UTF-8");
} catch (UnsupportedEncodingException unused) {
return str.getBytes();
}
}
public static String b(String str) {
if (str == null) {
return null;
}
try {
MessageDigest instance = MessageDigest.getInstance("SHA1");
instance.update(m9164a(str));
return String.format("%1$032X", new BigInteger(1, instance.digest()));
} catch (NoSuchAlgorithmException unused) {
return str;
}
}
/* renamed from: b reason: collision with other method in class */
public static boolean m9165b(String str) {
if (TextUtils.isEmpty(str)) {
return false;
}
return Pattern.compile("^[A-Za-z0-9]+$").matcher(str).matches();
}
public static boolean c(String str) {
if (TextUtils.isEmpty(str)) {
return false;
}
char charAt = str.charAt(0);
for (int i = 1; i < str.length(); i++) {
if (str.charAt(i) != charAt) {
return false;
}
}
return true;
}
}