jimu-decompiled/sources/okio/ByteString.java
2025-05-13 19:24:51 +02:00

497 lines
15 KiB
Java

package okio;
import java.io.EOFException;
import java.io.IOException;
import java.io.InputStream;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.OutputStream;
import java.io.Serializable;
import java.lang.reflect.Field;
import java.nio.ByteBuffer;
import java.nio.charset.Charset;
import java.security.InvalidKeyException;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.util.Arrays;
import javax.crypto.Mac;
import javax.crypto.spec.SecretKeySpec;
/* loaded from: classes2.dex */
public class ByteString implements Serializable, Comparable<ByteString> {
private static final long serialVersionUID = 1;
final byte[] data;
transient int hashCode;
transient String utf8;
static final char[] HEX_DIGITS = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'};
public static final ByteString EMPTY = of(new byte[0]);
ByteString(byte[] bArr) {
this.data = bArr;
}
static int codePointIndexToCharIndex(String str, int i) {
int length = str.length();
int i2 = 0;
int i3 = 0;
while (i2 < length) {
if (i3 == i) {
return i2;
}
int codePointAt = str.codePointAt(i2);
if ((Character.isISOControl(codePointAt) && codePointAt != 10 && codePointAt != 13) || codePointAt == 65533) {
return -1;
}
i3++;
i2 += Character.charCount(codePointAt);
}
return str.length();
}
public static ByteString decodeBase64(String str) {
if (str == null) {
throw new IllegalArgumentException("base64 == null");
}
byte[] decode = Base64.decode(str);
if (decode != null) {
return new ByteString(decode);
}
return null;
}
public static ByteString decodeHex(String str) {
if (str == null) {
throw new IllegalArgumentException("hex == null");
}
if (str.length() % 2 != 0) {
throw new IllegalArgumentException("Unexpected hex string: " + str);
}
byte[] bArr = new byte[str.length() / 2];
for (int i = 0; i < bArr.length; i++) {
int i2 = i * 2;
bArr[i] = (byte) ((decodeHexDigit(str.charAt(i2)) << 4) + decodeHexDigit(str.charAt(i2 + 1)));
}
return of(bArr);
}
private static int decodeHexDigit(char c) {
if (c >= '0' && c <= '9') {
return c - '0';
}
char c2 = 'a';
if (c < 'a' || c > 'f') {
c2 = 'A';
if (c < 'A' || c > 'F') {
throw new IllegalArgumentException("Unexpected hex digit: " + c);
}
}
return (c - c2) + 10;
}
private ByteString digest(String str) {
try {
return of(MessageDigest.getInstance(str).digest(this.data));
} catch (NoSuchAlgorithmException e) {
throw new AssertionError(e);
}
}
public static ByteString encodeString(String str, Charset charset) {
if (str == null) {
throw new IllegalArgumentException("s == null");
}
if (charset != null) {
return new ByteString(str.getBytes(charset));
}
throw new IllegalArgumentException("charset == null");
}
public static ByteString encodeUtf8(String str) {
if (str == null) {
throw new IllegalArgumentException("s == null");
}
ByteString byteString = new ByteString(str.getBytes(Util.UTF_8));
byteString.utf8 = str;
return byteString;
}
private ByteString hmac(String str, ByteString byteString) {
try {
Mac mac = Mac.getInstance(str);
mac.init(new SecretKeySpec(byteString.toByteArray(), str));
return of(mac.doFinal(this.data));
} catch (InvalidKeyException e) {
throw new IllegalArgumentException(e);
} catch (NoSuchAlgorithmException e2) {
throw new AssertionError(e2);
}
}
public static ByteString of(byte... bArr) {
if (bArr != null) {
return new ByteString((byte[]) bArr.clone());
}
throw new IllegalArgumentException("data == null");
}
public static ByteString read(InputStream inputStream, int i) throws IOException {
if (inputStream == null) {
throw new IllegalArgumentException("in == null");
}
if (i < 0) {
throw new IllegalArgumentException("byteCount < 0: " + i);
}
byte[] bArr = new byte[i];
int i2 = 0;
while (i2 < i) {
int read = inputStream.read(bArr, i2, i - i2);
if (read == -1) {
throw new EOFException();
}
i2 += read;
}
return new ByteString(bArr);
}
private void readObject(ObjectInputStream objectInputStream) throws IOException {
ByteString read = read(objectInputStream, objectInputStream.readInt());
try {
Field declaredField = ByteString.class.getDeclaredField("data");
declaredField.setAccessible(true);
declaredField.set(this, read.data);
} catch (IllegalAccessException unused) {
throw new AssertionError();
} catch (NoSuchFieldException unused2) {
throw new AssertionError();
}
}
private void writeObject(ObjectOutputStream objectOutputStream) throws IOException {
objectOutputStream.writeInt(this.data.length);
objectOutputStream.write(this.data);
}
public ByteBuffer asByteBuffer() {
return ByteBuffer.wrap(this.data).asReadOnlyBuffer();
}
public String base64() {
return Base64.encode(this.data);
}
public String base64Url() {
return Base64.encodeUrl(this.data);
}
public final boolean endsWith(ByteString byteString) {
return rangeEquals(size() - byteString.size(), byteString, 0, byteString.size());
}
public boolean equals(Object obj) {
if (obj == this) {
return true;
}
if (obj instanceof ByteString) {
ByteString byteString = (ByteString) obj;
int size = byteString.size();
byte[] bArr = this.data;
if (size == bArr.length && byteString.rangeEquals(0, bArr, 0, bArr.length)) {
return true;
}
}
return false;
}
public byte getByte(int i) {
return this.data[i];
}
public int hashCode() {
int i = this.hashCode;
if (i != 0) {
return i;
}
int hashCode = Arrays.hashCode(this.data);
this.hashCode = hashCode;
return hashCode;
}
public String hex() {
byte[] bArr = this.data;
char[] cArr = new char[bArr.length * 2];
int i = 0;
for (byte b : bArr) {
int i2 = i + 1;
char[] cArr2 = HEX_DIGITS;
cArr[i] = cArr2[(b >> 4) & 15];
i = i2 + 1;
cArr[i2] = cArr2[b & 15];
}
return new String(cArr);
}
public ByteString hmacSha1(ByteString byteString) {
return hmac("HmacSHA1", byteString);
}
public ByteString hmacSha256(ByteString byteString) {
return hmac("HmacSHA256", byteString);
}
public ByteString hmacSha512(ByteString byteString) {
return hmac("HmacSHA512", byteString);
}
public final int indexOf(ByteString byteString) {
return indexOf(byteString.internalArray(), 0);
}
byte[] internalArray() {
return this.data;
}
public final int lastIndexOf(ByteString byteString) {
return lastIndexOf(byteString.internalArray(), size());
}
public ByteString md5() {
return digest("MD5");
}
public boolean rangeEquals(int i, ByteString byteString, int i2, int i3) {
return byteString.rangeEquals(i2, this.data, i, i3);
}
public ByteString sha1() {
return digest("SHA-1");
}
public ByteString sha256() {
return digest("SHA-256");
}
public ByteString sha512() {
return digest("SHA-512");
}
public int size() {
return this.data.length;
}
public final boolean startsWith(ByteString byteString) {
return rangeEquals(0, byteString, 0, byteString.size());
}
public String string(Charset charset) {
if (charset != null) {
return new String(this.data, charset);
}
throw new IllegalArgumentException("charset == null");
}
public ByteString substring(int i) {
return substring(i, this.data.length);
}
public ByteString toAsciiLowercase() {
int i = 0;
while (true) {
byte[] bArr = this.data;
if (i >= bArr.length) {
return this;
}
byte b = bArr[i];
if (b >= 65 && b <= 90) {
byte[] bArr2 = (byte[]) bArr.clone();
bArr2[i] = (byte) (b + 32);
for (int i2 = i + 1; i2 < bArr2.length; i2++) {
byte b2 = bArr2[i2];
if (b2 >= 65 && b2 <= 90) {
bArr2[i2] = (byte) (b2 + 32);
}
}
return new ByteString(bArr2);
}
i++;
}
}
public ByteString toAsciiUppercase() {
int i = 0;
while (true) {
byte[] bArr = this.data;
if (i >= bArr.length) {
return this;
}
byte b = bArr[i];
if (b >= 97 && b <= 122) {
byte[] bArr2 = (byte[]) bArr.clone();
bArr2[i] = (byte) (b - 32);
for (int i2 = i + 1; i2 < bArr2.length; i2++) {
byte b2 = bArr2[i2];
if (b2 >= 97 && b2 <= 122) {
bArr2[i2] = (byte) (b2 - 32);
}
}
return new ByteString(bArr2);
}
i++;
}
}
public byte[] toByteArray() {
return (byte[]) this.data.clone();
}
public String toString() {
if (this.data.length == 0) {
return "[size=0]";
}
String utf8 = utf8();
int codePointIndexToCharIndex = codePointIndexToCharIndex(utf8, 64);
if (codePointIndexToCharIndex == -1) {
if (this.data.length <= 64) {
return "[hex=" + hex() + "]";
}
return "[size=" + this.data.length + " hex=" + substring(0, 64).hex() + "…]";
}
String replace = utf8.substring(0, codePointIndexToCharIndex).replace("\\", "\\\\").replace("\n", "\\n").replace("\r", "\\r");
if (codePointIndexToCharIndex >= utf8.length()) {
return "[text=" + replace + "]";
}
return "[size=" + this.data.length + " text=" + replace + "…]";
}
public String utf8() {
String str = this.utf8;
if (str != null) {
return str;
}
String str2 = new String(this.data, Util.UTF_8);
this.utf8 = str2;
return str2;
}
public void write(OutputStream outputStream) throws IOException {
if (outputStream == null) {
throw new IllegalArgumentException("out == null");
}
outputStream.write(this.data);
}
@Override // java.lang.Comparable
public int compareTo(ByteString byteString) {
int size = size();
int size2 = byteString.size();
int min = Math.min(size, size2);
for (int i = 0; i < min; i++) {
int i2 = getByte(i) & 255;
int i3 = byteString.getByte(i) & 255;
if (i2 != i3) {
return i2 < i3 ? -1 : 1;
}
}
if (size == size2) {
return 0;
}
return size < size2 ? -1 : 1;
}
public final boolean endsWith(byte[] bArr) {
return rangeEquals(size() - bArr.length, bArr, 0, bArr.length);
}
public final int indexOf(ByteString byteString, int i) {
return indexOf(byteString.internalArray(), i);
}
public final int lastIndexOf(ByteString byteString, int i) {
return lastIndexOf(byteString.internalArray(), i);
}
public boolean rangeEquals(int i, byte[] bArr, int i2, int i3) {
if (i >= 0) {
byte[] bArr2 = this.data;
if (i <= bArr2.length - i3 && i2 >= 0 && i2 <= bArr.length - i3 && Util.arrayRangeEquals(bArr2, i, bArr, i2, i3)) {
return true;
}
}
return false;
}
public final boolean startsWith(byte[] bArr) {
return rangeEquals(0, bArr, 0, bArr.length);
}
public ByteString substring(int i, int i2) {
if (i < 0) {
throw new IllegalArgumentException("beginIndex < 0");
}
byte[] bArr = this.data;
if (i2 > bArr.length) {
throw new IllegalArgumentException("endIndex > length(" + this.data.length + ")");
}
int i3 = i2 - i;
if (i3 < 0) {
throw new IllegalArgumentException("endIndex < beginIndex");
}
if (i == 0 && i2 == bArr.length) {
return this;
}
byte[] bArr2 = new byte[i3];
System.arraycopy(this.data, i, bArr2, 0, i3);
return new ByteString(bArr2);
}
public static ByteString of(byte[] bArr, int i, int i2) {
if (bArr != null) {
Util.checkOffsetAndCount(bArr.length, i, i2);
byte[] bArr2 = new byte[i2];
System.arraycopy(bArr, i, bArr2, 0, i2);
return new ByteString(bArr2);
}
throw new IllegalArgumentException("data == null");
}
public final int indexOf(byte[] bArr) {
return indexOf(bArr, 0);
}
public final int lastIndexOf(byte[] bArr) {
return lastIndexOf(bArr, size());
}
void write(Buffer buffer) {
byte[] bArr = this.data;
buffer.write(bArr, 0, bArr.length);
}
public int indexOf(byte[] bArr, int i) {
int length = this.data.length - bArr.length;
for (int max = Math.max(i, 0); max <= length; max++) {
if (Util.arrayRangeEquals(this.data, max, bArr, 0, bArr.length)) {
return max;
}
}
return -1;
}
public int lastIndexOf(byte[] bArr, int i) {
for (int min = Math.min(i, this.data.length - bArr.length); min >= 0; min--) {
if (Util.arrayRangeEquals(this.data, min, bArr, 0, bArr.length)) {
return min;
}
}
return -1;
}
public static ByteString of(ByteBuffer byteBuffer) {
if (byteBuffer != null) {
byte[] bArr = new byte[byteBuffer.remaining()];
byteBuffer.get(bArr);
return new ByteString(bArr);
}
throw new IllegalArgumentException("data == null");
}
}