what-the-bank/sources/com/google/common/escape/UnicodeEscaper.java

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2024-07-27 18:17:47 +07:00
package com.google.common.escape;
import com.google.common.base.Preconditions;
/* loaded from: classes2.dex */
public abstract class UnicodeEscaper extends Escaper {
private static final int DEST_PAD = 32;
/* JADX INFO: Access modifiers changed from: protected */
public abstract char[] escape(int i);
@Override // com.google.common.escape.Escaper
public String escape(String str) {
Preconditions.checkNotNull(str);
int length = str.length();
int nextEscapeIndex = nextEscapeIndex(str, 0, length);
return nextEscapeIndex != length ? escapeSlow(str, nextEscapeIndex) : str;
}
protected int nextEscapeIndex(CharSequence charSequence, int i, int i2) {
while (i < i2) {
int codePointAt = codePointAt(charSequence, i, i2);
if (codePointAt < 0 || escape(codePointAt) != null) {
break;
}
i += Character.isSupplementaryCodePoint(codePointAt) ? 2 : 1;
}
return i;
}
/* JADX INFO: Access modifiers changed from: protected */
public final String escapeSlow(String str, int i) {
int length = str.length();
char[] charBufferFromThreadLocal = Platform.charBufferFromThreadLocal();
int i2 = 0;
int i3 = 0;
while (i < length) {
int codePointAt = codePointAt(str, i, length);
if (codePointAt < 0) {
throw new IllegalArgumentException("Trailing high surrogate at end of input");
}
char[] escape = escape(codePointAt);
int i4 = (Character.isSupplementaryCodePoint(codePointAt) ? 2 : 1) + i;
if (escape != null) {
int i5 = i - i2;
int i6 = i3 + i5;
int length2 = escape.length + i6;
if (charBufferFromThreadLocal.length < length2) {
charBufferFromThreadLocal = growBuffer(charBufferFromThreadLocal, i3, length2 + (length - i) + 32);
}
if (i5 > 0) {
str.getChars(i2, i, charBufferFromThreadLocal, i3);
i3 = i6;
}
if (escape.length > 0) {
System.arraycopy(escape, 0, charBufferFromThreadLocal, i3, escape.length);
i3 += escape.length;
}
i2 = i4;
}
i = nextEscapeIndex(str, i4, length);
}
int i7 = length - i2;
if (i7 > 0) {
int i8 = i7 + i3;
if (charBufferFromThreadLocal.length < i8) {
charBufferFromThreadLocal = growBuffer(charBufferFromThreadLocal, i3, i8);
}
str.getChars(i2, length, charBufferFromThreadLocal, i3);
i3 = i8;
}
return new String(charBufferFromThreadLocal, 0, i3);
}
protected static int codePointAt(CharSequence charSequence, int i, int i2) {
Preconditions.checkNotNull(charSequence);
if (i < i2) {
int i3 = i + 1;
char charAt = charSequence.charAt(i);
if (charAt < 55296 || charAt > 57343) {
return charAt;
}
if (charAt > 56319) {
String valueOf = String.valueOf(charSequence);
StringBuilder sb = new StringBuilder(String.valueOf(valueOf).length() + 88);
sb.append("Unexpected low surrogate character '");
sb.append(charAt);
sb.append("' with value ");
sb.append((int) charAt);
sb.append(" at index ");
sb.append(i);
sb.append(" in '");
sb.append(valueOf);
sb.append("'");
throw new IllegalArgumentException(sb.toString());
}
if (i3 == i2) {
return -charAt;
}
char charAt2 = charSequence.charAt(i3);
if (Character.isLowSurrogate(charAt2)) {
return Character.toCodePoint(charAt, charAt2);
}
String valueOf2 = String.valueOf(charSequence);
StringBuilder sb2 = new StringBuilder(String.valueOf(valueOf2).length() + 89);
sb2.append("Expected low surrogate but got char '");
sb2.append(charAt2);
sb2.append("' with value ");
sb2.append((int) charAt2);
sb2.append(" at index ");
sb2.append(i3);
sb2.append(" in '");
sb2.append(valueOf2);
sb2.append("'");
throw new IllegalArgumentException(sb2.toString());
}
throw new IndexOutOfBoundsException("Index exceeds specified range");
}
private static char[] growBuffer(char[] cArr, int i, int i2) {
if (i2 < 0) {
throw new AssertionError("Cannot increase internal buffer any further");
}
char[] cArr2 = new char[i2];
if (i > 0) {
System.arraycopy(cArr, 0, cArr2, 0, i);
}
return cArr2;
}
}