StatusRepostDao.java

/*
 * Copyright (c) 2015. Lorem ipsum dolor sit amet, consectetur adipiscing elit.
 * Morbi non lorem porttitor neque feugiat blandit. Ut vitae ipsum eget quam lacinia accumsan.
 * Etiam sed turpis ac ipsum condimentum fringilla. Maecenas magna.
 * Proin dapibus sapien vel ante. Aliquam erat volutpat. Pellentesque sagittis ligula eget metus.
 * Vestibulum commodo. Ut rhoncus gravida arcu.
 */

package com.shaweibo.biu.dao.timeline;

import android.content.ContentValues;
import android.content.Context;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;

import com.shaweibo.biu.dao.UrlConstants;
import com.shaweibo.biu.dao.HttpClientUtils;
import com.shaweibo.biu.db.tables.RepostTimeLineTable;
import com.shaweibo.biu.global.Constants;
import com.shaweibo.biu.model.RepostListModel;
import com.shaweibo.biu.dao.WeiboParameters;
import com.google.gson.Gson;

import java.io.IOException;

/**
 * Created by shaw on 2015/7/13.
 */
public class StatusRepostDao extends  StatusTimeLineDao{

    private long mId;
    public StatusRepostDao(Context context, long id) {
        super(context,"");
        mId=id;
    }

    @Override
    public void cache() {
        SQLiteDatabase db = mHelper.getWritableDatabase();
        db.beginTransaction();
        db.delete(RepostTimeLineTable.NAME, RepostTimeLineTable.MSGID + "=?", new String[]{String.valueOf(mId)});
        ContentValues values = new ContentValues();
        values.put(RepostTimeLineTable.MSGID, mId);
        values.put(RepostTimeLineTable.JSON, new Gson().toJson((RepostListModel) mListModel));
        db.insert(RepostTimeLineTable.NAME, null, values);
        db.setTransactionSuccessful();
        db.endTransaction();
    }

    @Override
    public Cursor query() {
        return mHelper.getReadableDatabase().query(RepostTimeLineTable.NAME, new String[]{
                RepostTimeLineTable.MSGID,
                RepostTimeLineTable.JSON
        }, RepostTimeLineTable.MSGID + "=?", new String[]{String.valueOf(mId)}, null, null, null);
    }

    @Override
    public RepostListModel load() {

        WeiboParameters params = new WeiboParameters();
        params.put("id", mId);
        params.put("count", Constants.HOME_TIMELINE_PAGE_SIZE);
        params.put("page",  ++mCurrentPage);
        RepostListModel listModel=null;
        try {
            String jsonStr= HttpClientUtils.doGetRequstWithAceesToken(UrlConstants.REPOST_TIMELINE, params);
            listModel = new Gson().fromJson(jsonStr,RepostListModel.class);
        } catch (IOException e) {
            e.printStackTrace();
        }
        return listModel;
    }

    @Override
    protected Class<? extends RepostListModel> getListClass() {
        return RepostListModel.class ;
    }

}