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A library jar that provides APIs for Applications written for the Google Android Platform.
/*
* Copyright (C) 2021 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.view.displayhash;
import android.annotation.CurrentTimeMillisLong;
import android.annotation.NonNull;
import android.graphics.Rect;
import android.os.Parcelable;
import com.android.internal.util.DataClass;
/**
* The verified display hash used to validate information about what was present on screen.
*/
@DataClass(genToString = true, genAidl = true)
public final class VerifiedDisplayHash implements Parcelable {
/**
* The timestamp when the hash was generated.
*/
@CurrentTimeMillisLong
private final long mTimeMillis;
/**
* The bounds of the requested area to generate the hash. This is in window space passed in
* by the client.
*/
@NonNull
private final Rect mBoundsInWindow;
/**
* The selected hash algorithm that generated the image hash.
*/
@NonNull
private final String mHashAlgorithm;
/**
* The image hash generated when creating the DisplayHash.
*/
@NonNull
private final byte[] mImageHash;
private String imageHashToString() {
return byteArrayToString(mImageHash);
}
private String byteArrayToString(byte[] byteArray) {
if (byteArray == null) {
return "null";
}
int iMax = byteArray.length - 1;
if (iMax == -1) {
return "[]";
}
StringBuilder b = new StringBuilder();
b.append('[');
for (int i = 0; ; i++) {
String formatted = String.format("%02X", byteArray[i] & 0xFF);
b.append(formatted);
if (i == iMax) {
return b.append(']').toString();
}
b.append(", ");
}
}
// Code below generated by codegen v1.0.23.
//
// DO NOT MODIFY!
// CHECKSTYLE:OFF Generated code
//
// To regenerate run:
// $ codegen $ANDROID_BUILD_TOP/frameworks/base/core/java/android/view/displayhash/VerifiedDisplayHash.java
//
// To exclude the generated code from IntelliJ auto-formatting enable (one-time):
// Settings > Editor > Code Style > Formatter Control
//@formatter:off
/**
* Creates a new VerifiedDisplayHash.
*
* @param timeMillis
* The timestamp when the hash was generated.
* @param boundsInWindow
* The bounds of the requested area to generate the hash. This is in window space passed in
* by the client.
* @param hashAlgorithm
* The selected hash algorithm that generated the image hash.
* @param imageHash
* The image hash generated when creating the DisplayHash.
*/
@DataClass.Generated.Member
public VerifiedDisplayHash(
@CurrentTimeMillisLong long timeMillis,
@NonNull Rect boundsInWindow,
@NonNull String hashAlgorithm,
@NonNull byte[] imageHash) {
this.mTimeMillis = timeMillis;
com.android.internal.util.AnnotationValidations.validate(
CurrentTimeMillisLong.class, null, mTimeMillis);
this.mBoundsInWindow = boundsInWindow;
com.android.internal.util.AnnotationValidations.validate(
NonNull.class, null, mBoundsInWindow);
this.mHashAlgorithm = hashAlgorithm;
com.android.internal.util.AnnotationValidations.validate(
NonNull.class, null, mHashAlgorithm);
this.mImageHash = imageHash;
com.android.internal.util.AnnotationValidations.validate(
NonNull.class, null, mImageHash);
// onConstructed(); // You can define this method to get a callback
}
/**
* The timestamp when the hash was generated.
*/
@DataClass.Generated.Member
public @CurrentTimeMillisLong long getTimeMillis() {
return mTimeMillis;
}
/**
* The bounds of the requested area to generate the hash. This is in window space passed in
* by the client.
*/
@DataClass.Generated.Member
public @NonNull Rect getBoundsInWindow() {
return mBoundsInWindow;
}
/**
* The selected hash algorithm that generated the image hash.
*/
@DataClass.Generated.Member
public @NonNull String getHashAlgorithm() {
return mHashAlgorithm;
}
/**
* The image hash generated when creating the DisplayHash.
*/
@DataClass.Generated.Member
public @NonNull byte[] getImageHash() {
return mImageHash;
}
@Override
@DataClass.Generated.Member
public String toString() {
// You can override field toString logic by defining methods like:
// String fieldNameToString() { ... }
return "VerifiedDisplayHash { " +
"timeMillis = " + mTimeMillis + ", " +
"boundsInWindow = " + mBoundsInWindow + ", " +
"hashAlgorithm = " + mHashAlgorithm + ", " +
"imageHash = " + imageHashToString() +
" }";
}
@Override
@DataClass.Generated.Member
public void writeToParcel(@NonNull android.os.Parcel dest, int flags) {
// You can override field parcelling by defining methods like:
// void parcelFieldName(Parcel dest, int flags) { ... }
dest.writeLong(mTimeMillis);
dest.writeTypedObject(mBoundsInWindow, flags);
dest.writeString(mHashAlgorithm);
dest.writeByteArray(mImageHash);
}
@Override
@DataClass.Generated.Member
public int describeContents() { return 0; }
/** @hide */
@SuppressWarnings({"unchecked", "RedundantCast"})
@DataClass.Generated.Member
/* package-private */ VerifiedDisplayHash(@NonNull android.os.Parcel in) {
// You can override field unparcelling by defining methods like:
// static FieldType unparcelFieldName(Parcel in) { ... }
long timeMillis = in.readLong();
Rect boundsInWindow = (Rect) in.readTypedObject(Rect.CREATOR);
String hashAlgorithm = in.readString();
byte[] imageHash = in.createByteArray();
this.mTimeMillis = timeMillis;
com.android.internal.util.AnnotationValidations.validate(
CurrentTimeMillisLong.class, null, mTimeMillis);
this.mBoundsInWindow = boundsInWindow;
com.android.internal.util.AnnotationValidations.validate(
NonNull.class, null, mBoundsInWindow);
this.mHashAlgorithm = hashAlgorithm;
com.android.internal.util.AnnotationValidations.validate(
NonNull.class, null, mHashAlgorithm);
this.mImageHash = imageHash;
com.android.internal.util.AnnotationValidations.validate(
NonNull.class, null, mImageHash);
// onConstructed(); // You can define this method to get a callback
}
@DataClass.Generated.Member
public static final @NonNull Parcelable.Creator CREATOR
= new Parcelable.Creator() {
@Override
public VerifiedDisplayHash[] newArray(int size) {
return new VerifiedDisplayHash[size];
}
@Override
public VerifiedDisplayHash createFromParcel(@NonNull android.os.Parcel in) {
return new VerifiedDisplayHash(in);
}
};
@DataClass.Generated(
time = 1617747271440L,
codegenVersion = "1.0.23",
sourceFile = "frameworks/base/core/java/android/view/displayhash/VerifiedDisplayHash.java",
inputSignatures = "private final @android.annotation.CurrentTimeMillisLong long mTimeMillis\nprivate final @android.annotation.NonNull android.graphics.Rect mBoundsInWindow\nprivate final @android.annotation.NonNull java.lang.String mHashAlgorithm\nprivate final @android.annotation.NonNull byte[] mImageHash\nprivate java.lang.String imageHashToString()\nprivate java.lang.String byteArrayToString(byte[])\nclass VerifiedDisplayHash extends java.lang.Object implements [android.os.Parcelable]\[email protected](genToString=true, genAidl=true)")
@Deprecated
private void __metadata() {}
//@formatter:on
// End of generated code
}
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