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/*
* Copyright (C) 2009 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.content;
import android.annotation.NonNull;
import android.annotation.Nullable;
import android.net.Uri;
import android.os.Bundle;
import android.os.Parcel;
import android.os.Parcelable;
import android.os.ParcelableException;
import java.util.Objects;
/**
* Contains the result of the application of a {@link ContentProviderOperation}.
* <p>
* It is guaranteed to have exactly one of {@link #uri}, {@link #count},
* {@link #extras}, or {@link #exception} set.
*/
public class ContentProviderResult implements Parcelable {
public final @Nullable Uri uri;
public final @Nullable Integer count;
public final @Nullable Bundle extras;
public final @Nullable Throwable exception;
public ContentProviderResult(@NonNull Uri uri) {
this(Objects.requireNonNull(uri), null, null, null);
}
public ContentProviderResult(int count) {
this(null, count, null, null);
}
public ContentProviderResult(@NonNull Bundle extras) {
this(null, null, Objects.requireNonNull(extras), null);
}
public ContentProviderResult(@NonNull Throwable exception) {
this(null, null, null, exception);
}
/** {@hide} */
public ContentProviderResult(Uri uri, Integer count, Bundle extras, Throwable exception) {
this.uri = uri;
this.count = count;
this.extras = extras;
this.exception = exception;
}
public ContentProviderResult(Parcel source) {
if (source.readInt() != 0) {
uri = Uri.CREATOR.createFromParcel(source);
} else {
uri = null;
}
if (source.readInt() != 0) {
count = source.readInt();
} else {
count = null;
}
if (source.readInt() != 0) {
extras = source.readBundle();
} else {
extras = null;
}
if (source.readInt() != 0) {
exception = ParcelableException.readFromParcel(source);
} else {
exception = null;
}
}
/** @hide */
public ContentProviderResult(ContentProviderResult cpr, int userId) {
uri = ContentProvider.maybeAddUserId(cpr.uri, userId);
count = cpr.count;
extras = cpr.extras;
exception = cpr.exception;
}
@Override
public void writeToParcel(Parcel dest, int flags) {
if (uri != null) {
dest.writeInt(1);
uri.writeToParcel(dest, flags);
} else {
dest.writeInt(0);
}
if (count != null) {
dest.writeInt(1);
dest.writeInt(count);
} else {
dest.writeInt(0);
}
if (extras != null) {
dest.writeInt(1);
dest.writeBundle(extras);
} else {
dest.writeInt(0);
}
if (exception != null) {
dest.writeInt(1);
ParcelableException.writeToParcel(dest, exception);
} else {
dest.writeInt(0);
}
}
@Override
public int describeContents() {
return 0;
}
public static final @android.annotation.NonNull Creator<ContentProviderResult> CREATOR =
new Creator<ContentProviderResult>() {
@Override
public ContentProviderResult createFromParcel(Parcel source) {
return new ContentProviderResult(source);
}
@Override
public ContentProviderResult[] newArray(int size) {
return new ContentProviderResult[size];
}
};
@Override
public String toString() {
final StringBuilder sb = new StringBuilder("ContentProviderResult(");
if (uri != null) {
sb.append("uri=").append(uri).append(' ');
}
if (count != null) {
sb.append("count=").append(count).append(' ');
}
if (extras != null) {
sb.append("extras=").append(extras).append(' ');
}
if (exception != null) {
sb.append("exception=").append(exception).append(' ');
}
sb.deleteCharAt(sb.length() - 1);
sb.append(")");
return sb.toString();
}
}
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