com.calgen.udacity.lego.data.ArticleLoader.java Source code

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Here is the source code for com.calgen.udacity.lego.data.ArticleLoader.java

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/*
 * Copyright 2016 Gurupad Mamadapur
 *
 *    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 com.calgen.udacity.lego.data;

import android.content.Context;
import android.net.Uri;
import android.support.v4.content.CursorLoader;

/**
 * Helper for loading a list of articles or a single article.
 */
public class ArticleLoader extends CursorLoader {
    private ArticleLoader(Context context, Uri uri) {
        super(context, uri, Query.PROJECTION, null, null, ItemsContract.Items.DEFAULT_SORT);
    }

    public static ArticleLoader newAllArticlesInstance(Context context) {
        return new ArticleLoader(context, ItemsContract.Items.buildDirUri());
    }

    public static ArticleLoader newInstanceForItemId(Context context, long itemId) {
        return new ArticleLoader(context, ItemsContract.Items.buildItemUri(itemId));
    }

    public interface Query {
        String[] PROJECTION = { ItemsContract.Items._ID, ItemsContract.Items.TITLE,
                ItemsContract.Items.PUBLISHED_DATE, ItemsContract.Items.AUTHOR, ItemsContract.Items.THUMB_URL,
                ItemsContract.Items.PHOTO_URL, ItemsContract.Items.ASPECT_RATIO, ItemsContract.Items.BODY,
                ItemsContract.Items.DARK_MUTED_COLOR, ItemsContract.Items.IS_DARK };

        int _ID = 0;
        int TITLE = 1;
        int PUBLISHED_DATE = 2;
        int AUTHOR = 3;
        int THUMB_URL = 4;
        int PHOTO_URL = 5;
        int ASPECT_RATIO = 6;
        int BODY = 7;
        int DARK_MUTED_COLOR = 8;
        int IS_DARK = 9;
    }
}