Android Open Source - innovativeproject-meetingdataexchange File Helper

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From Project

Back to project page innovativeproject-meetingdataexchange.

License

The source code is released under:

MIT License

Java Source Code

package serverCommunicator;
//from   w  w  w  .ja  v  a  2  s  .c  om
import java.io.IOException;
import java.util.ArrayList;

import org.apache.http.client.ClientProtocolException;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;

import android.content.Context;
import android.util.Log;

import com.TrololoCompany.meetingdataexchangedataBase.CommentEntity;
import com.TrololoCompany.meetingdataexchangedataBase.DataBaseHelper;
import com.TrololoCompany.meetingdataexchangedataBase.FileEntity;
import com.TrololoCompany.meetingdataexchangedataBase.MeetingEntity;
import com.TrololoCompany.meetingdataexchangedataBase.ServerEntity;

public class FileHelper 
{
  private Context context;
  public FileHelper (Context context)
  {
    this.context=context;
  }
  private String getStringWithFiles(ServerEntity server,MeetingEntity meeting) throws ClientProtocolException, IOException
  {
    
    CommunicationHelper communicationHelper= new CommunicationHelper();
    String address="http://"+server.getAddress()+"/api/files/list/"+
    meeting.getServerMeetingID()+"/"+server.getLogin()+"/"+server.getSid();
    String result=communicationHelper.getHttpGetRequest(address);
    return result;
    
  }
  public synchronized void getFileWithCommentsList(ServerEntity server,MeetingEntity meeting) throws Exception
  {

    String data=getStringWithFiles(server, meeting);
    Log.i("file helper",data);
    String parseStrings[]=parseJSONRespond(data);
    JSONObject json;
    if(parseStrings[0].equals("ok"))
    {
      json= new JSONObject(data);
      JSONArray files=(JSONArray) json.get("files");
      for(int i=0;i<files.length();i++)
      {
        Log.i("file helper","meeting id"+meeting.getID());
        JSONObject file=(JSONObject) files.get(i);
        
        insertFileWithComments(file,meeting);
        
      }
      Log.i("files",files.length()+"");
    }
    else if(parseStrings[0].equals("failed"))
    {
      throw new Exception(parseStrings[1]);
    }
    else
    {
      throw new Exception("unknown status");
    }
    

  }
  private void insertFileWithComments(JSONObject json,MeetingEntity meeting) throws JSONException
  {
    CommentsHelper commentHelper = new CommentsHelper();
    ArrayList<CommentEntity> comments_result= new ArrayList<CommentEntity>();
    FileEntity file = new FileEntity();
    file.setServerFileId(json.getLong("fileid"));
    file.setFileName(json.getString("filename"));
    file.setAuthorName(json.getString("author"));
    file.setAddTime(json.getString("addtime"));
    file.setHashMD5(json.getString("hash"));
    file.setMeetingID(meeting.getID());
    new DataBaseHelper(context).insertFileEntity(file);
    file=new DataBaseHelper(context).getFileServerId(file.getServerFileId());
    JSONArray comments=(JSONArray) json.get("comments");
    for(int i=0;i<comments.length();i++)
    {  
      Log.i("fileID",file.getID()+"");
      CommentEntity comment= commentHelper.makeComment(json, file);
      new DataBaseHelper(context).insertCommentEntity(comment);
    }
    
  }

  
  public String[] parseJSONRespond(String input)
  {
    JSONObject json;
    String result[] = null ;
    try {
      json = new JSONObject(input);
      String status=json.getString("status");
      
      if(status.contains("failed"))
      {
        result=new String[2];
        result[0]=status;
        result[1]=json.getString("reason");
      
      }
      else if(status.contains("ok"))
      {
        result=new String[2];
        result[0]=status;


      }
          
    } 
    catch (JSONException e) 
    {
      e.printStackTrace();
    }
    return result;
  }

}

Java Source Code List

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