46 lines
1.4 KiB
Java
46 lines
1.4 KiB
Java
package androidx.browser.trusted;
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import android.content.pm.PackageManager;
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import android.util.Log;
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import androidx.annotation.NonNull;
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import androidx.annotation.Nullable;
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import java.io.IOException;
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import java.util.List;
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public final class Token {
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private static final String TAG = "Token";
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@NonNull
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private final TokenContents mContents;
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private Token(@NonNull TokenContents tokenContents) {
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this.mContents = tokenContents;
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}
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@Nullable
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public static Token create(@NonNull String str, @NonNull PackageManager packageManager) {
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List<byte[]> fingerprintsForPackage = PackageIdentityUtils.getFingerprintsForPackage(str, packageManager);
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if (fingerprintsForPackage == null) {
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return null;
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}
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try {
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return new Token(TokenContents.create(str, fingerprintsForPackage));
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} catch (IOException e) {
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Log.e("Token", "Exception when creating token.", e);
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return null;
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}
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}
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@NonNull
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public static Token deserialize(@NonNull byte[] bArr) {
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return new Token(TokenContents.deserialize(bArr));
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}
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public boolean matches(@NonNull String str, @NonNull PackageManager packageManager) {
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return PackageIdentityUtils.packageMatchesToken(str, packageManager, this.mContents);
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}
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@NonNull
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public byte[] serialize() {
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return this.mContents.serialize();
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}
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}
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