64 lines
2.3 KiB
Java
64 lines
2.3 KiB
Java
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package o;
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import android.content.Context;
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import android.content.SharedPreferences;
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import android.preference.PreferenceManager;
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import java.io.CharConversionException;
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import java.io.FileNotFoundException;
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import java.io.IOException;
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/* loaded from: classes2.dex */
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public final class Tll implements gEg {
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private final SharedPreferences a;
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private final String b;
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public Tll(Context context, String str, String str2) throws IOException {
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if (str == null) {
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throw new IllegalArgumentException("keysetName cannot be null");
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}
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this.b = str;
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Context applicationContext = context.getApplicationContext();
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if (str2 == null) {
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this.a = PreferenceManager.getDefaultSharedPreferences(applicationContext);
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} else {
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this.a = applicationContext.getSharedPreferences(str2, 0);
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}
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}
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private byte[] d() throws IOException {
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try {
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String string = this.a.getString(this.b, null);
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if (string == null) {
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throw new FileNotFoundException(String.format("can't read keyset; the pref value %s does not exist", this.b));
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}
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if (string.length() % 2 != 0) {
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throw new IllegalArgumentException("Expected a string of even length");
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}
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int length = string.length() / 2;
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byte[] bArr = new byte[length];
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for (int i = 0; i < length; i++) {
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int i2 = i << 1;
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int digit = Character.digit(string.charAt(i2), 16);
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int digit2 = Character.digit(string.charAt(i2 + 1), 16);
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if (digit == -1 || digit2 == -1) {
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throw new IllegalArgumentException("input is not hexadecimal");
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}
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bArr[i] = (byte) ((digit << 4) + digit2);
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}
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return bArr;
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} catch (ClassCastException | IllegalArgumentException unused) {
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throw new CharConversionException(String.format("can't read keyset; the pref value %s is not a valid hex string", this.b));
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}
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}
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@Override // o.gEg
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public final Yzk c() throws IOException {
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return Yzk.c(d(), C1458aEp.c());
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}
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@Override // o.gEg
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public final C0587KSr e() throws IOException {
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return C0587KSr.b(d(), C1458aEp.c());
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}
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}
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