Android Open Source - BCC Image Data Store

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License

The source code is released under:

MIT License

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Java Source Code

package com.sdsu.bcc.database.impl;
// w ww .  ja v a  2s .c o m
import java.util.Iterator;
import java.util.List;

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

import com.sdsu.bcc.BCCConstants;
import com.sdsu.bcc.database.DatabaseImpl;
import com.sdsu.bcc.database.DatabaseOperation;
import com.sdsu.bcc.database.data.ImageInformation;

public class ImageDataStore implements DatabaseOperation<ImageInformation>, BCCConstants {
  private DatabaseImpl m_objDB = null;
  private boolean isCloseDB = true;
  
  public ImageDataStore(Context context, boolean isCloseDB) {
    m_objDB = new DatabaseImpl(context);
    this.isCloseDB = isCloseDB;
  }
  
  public ImageDataStore(DatabaseImpl db, boolean isCloseDB) {
    m_objDB = db;
    this.isCloseDB = isCloseDB;
  }
  
  @Override
  public boolean insertRecords(List<ImageInformation> newRecords)
      throws Exception {
    
    Iterator<ImageInformation> itrRecords = newRecords.iterator();
    while(itrRecords.hasNext()) {
      ImageInformation data = itrRecords.next(); 
      this.insertRecords(data);
    }
    return true;
  }

  @Override
  public boolean updateRecords(List<ImageInformation> existingRecords)
      throws Exception {
    // TODO Auto-generated method stub
    return false;
  }

  @Override
  public List<ImageInformation> getRecords(String[] queryArgs) throws Exception {
    // TODO Auto-generated method stub
    return null;
  }

  @Override
  public ImageInformation viewRecord(String[] queryArgs) throws Exception {
    // TODO Auto-generated method stub
    return null;
  }

  @Override
  public boolean deleteRecords(List<ImageInformation> removeRecords)
      throws Exception {
    // TODO Auto-generated method stub
    return false;
  }

  @Override
  public int getNextId() throws Exception {
    int nextId = 0;
    if(null != m_objDB) {
      SQLiteDatabase db = m_objDB.getWritableDatabase();      
      Cursor result = db.rawQuery(sqlMaxImageId, null);
      if(result.moveToFirst()) {
        nextId = result.getInt(0) + 1;
        result.close();
        //db.close();
      }
    }else {
      throw new Exception("Database Object is not Created");
    }
    return nextId;
  }
  
  @Override
  public void finalize() {
    if(m_objDB != null) {
      m_objDB.close();
      m_objDB = null;
    }
  }

  @Override
  public boolean insertRecords(ImageInformation newRecords) throws Exception {
    SQLiteDatabase db = m_objDB.getWritableDatabase();
    SQLiteStatement stmt = db.compileStatement(sqlInsertImageData);
    stmt.bindDouble(1, this.getNextId());
    stmt.bindString(2, newRecords.getImagePath());
    stmt.execute();
    stmt.close();
    if(isCloseDB)
      db.close();
    return true;
  }

  @Override
  public boolean updateRecords(ImageInformation existingRecords)
      throws Exception {
    // TODO Auto-generated method stub
    return false;
  }

  @Override
  public boolean deleteRecords(ImageInformation removeRecords)
      throws Exception {
    // TODO Auto-generated method stub
    return false;
  }
}

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