142 lines
4.8 KiB
Java
142 lines
4.8 KiB
Java
/*
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* Copyright (C) 2022 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package android.service.credentials;
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import android.annotation.NonNull;
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import android.annotation.Nullable;
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import android.content.pm.SigningInfo;
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import android.os.Parcel;
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import android.os.Parcelable;
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import com.android.internal.util.Preconditions;
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import java.util.Objects;
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/**
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* Information pertaining to the calling application, including the package name and a list of
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* app signatures.
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*/
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public final class CallingAppInfo implements Parcelable {
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@NonNull private final String mPackageName;
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@NonNull private final SigningInfo mSigningInfo;
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@Nullable
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private final String mOrigin;
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/**
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* Constructs a new instance.
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*
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* @throws IllegalArgumentException If {@code packageName} is null or empty.
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* @throws NullPointerException If {@code signingInfo} is null.
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*/
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public CallingAppInfo(@NonNull String packageName,
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@NonNull SigningInfo signingInfo) {
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this(packageName, signingInfo, /*origin=*/ null);
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}
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/**
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* Constructs a new instance.
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*
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* @param packageName - the package name of the calling app
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* @param signingInfo - the signing info on the calling app
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* @param origin - the origin that the calling app wants to use when making request on behalf of
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* other
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* @throws IllegalArgumentException If {@code packageName} is null or empty.
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* @throws NullPointerException If {@code signingInfo} is null.
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*/
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public CallingAppInfo(@NonNull String packageName,
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@NonNull SigningInfo signingInfo, @Nullable String origin) {
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mPackageName = Preconditions.checkStringNotEmpty(packageName, "package name"
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+ "must not be null or empty");
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mSigningInfo = Objects.requireNonNull(signingInfo);
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mOrigin = origin;
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}
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private CallingAppInfo(@NonNull Parcel in) {
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mPackageName = in.readString8();
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mSigningInfo = in.readTypedObject(SigningInfo.CREATOR);
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mOrigin = in.readString8();
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}
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public static final @NonNull Creator<CallingAppInfo> CREATOR = new Creator<CallingAppInfo>() {
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@Override
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public CallingAppInfo createFromParcel(Parcel in) {
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return new CallingAppInfo(in);
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}
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@Override
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public CallingAppInfo[] newArray(int size) {
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return new CallingAppInfo[size];
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}
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};
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/** Returns the package name of the source of this info. */
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@NonNull public String getPackageName() {
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return mPackageName;
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}
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/**
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* Returns the SigningInfo object that contains an array of
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* {@link android.content.pm.Signature} belonging to the app.
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*/
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@NonNull public SigningInfo getSigningInfo() {
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return mSigningInfo;
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}
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/**
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* Returns the origin of the calling app if set otherwise returns null.
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* This value is set only if the origin is different than that of the calling app,
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* and should be expected from privileged callers(browsers) only when making request on behalf
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* of other applications.
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*
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* Android system makes sure that only applications that poses the permission
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* {@link android.Manifest.permission#CREDENTIAL_MANAGER_SET_ORIGIN} can set the origin on
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* the incoming {@link android.credentials.GetCredentialRequest} or
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* {@link android.credentials.CreateCredentialRequest}.
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*/
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@Nullable
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public String getOrigin() {
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return mOrigin;
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}
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@Override
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public int describeContents() {
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return 0;
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}
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@Override
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public void writeToParcel(@NonNull Parcel dest, int flags) {
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dest.writeString8(mPackageName);
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dest.writeTypedObject(mSigningInfo, flags);
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dest.writeString8(mOrigin);
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}
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@Override
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public String toString() {
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StringBuilder builder = new StringBuilder("CallingAppInfo {"
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+ "packageName= " + mPackageName);
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if (mSigningInfo != null) {
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builder.append(", mSigningInfo : No. of signatures: " + mSigningInfo
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.getApkContentsSigners().length);
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} else {
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builder.append(", mSigningInfo: null");
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}
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builder.append(",mOrigin: " + mOrigin);
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builder.append(" }");
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return builder.toString();
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}
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}
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