Android example source code file (ContentProviderResult.java)

This example Android source code file (ContentProviderResult.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Android by Example" ^TM.

Java - Android tags/keywords

android, contentproviderresult, creator, illegalargumentexception, integer, internet, net, network, os, parcelable, string, uri

The ContentProviderResult.java Android example source code

/*
 * 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.net.Uri;
import android.os.Parcelable;
import android.os.Parcel;

/**
 * Contains the result of the application of a {@link ContentProviderOperation}. It is guaranteed
 * to have exactly one of {@link #uri} or {@link #count} set.
 */
public class ContentProviderResult implements Parcelable {
    public final Uri uri;
    public final Integer count;

    public ContentProviderResult(Uri uri) {
        if (uri == null) throw new IllegalArgumentException("uri must not be null");
        this.uri = uri;
        this.count = null;
    }

    public ContentProviderResult(int count) {
        this.count = count;
        this.uri = null;
    }

    public ContentProviderResult(Parcel source) {
        int type = source.readInt();
        if (type == 1) {
            count = source.readInt();
            uri = null;
        } else {
            count = null;
            uri = Uri.CREATOR.createFromParcel(source);
        }
    }

    public void writeToParcel(Parcel dest, int flags) {
        if (uri == null) {
            dest.writeInt(1);
            dest.writeInt(count);
        } else {
            dest.writeInt(2);
            uri.writeToParcel(dest, 0);
        }
    }

    public int describeContents() {
        return 0;
    }

    public static final Creator<ContentProviderResult> CREATOR =
            new Creator<ContentProviderResult>() {
        public ContentProviderResult createFromParcel(Parcel source) {
            return new ContentProviderResult(source);
        }

        public ContentProviderResult[] newArray(int size) {
            return new ContentProviderResult[size];
        }
    };

    public String toString() {
        if (uri != null) {
            return "ContentProviderResult(uri=" + uri.toString() + ")";
        }
        return "ContentProviderResult(count=" + count + ")";
    }
}