Android Open Source - Expensify Facade Store

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License

The source code is released under:

MIT License

Java Source Code

package com.hgs.course.expense.datastore;
/* w  w w.  j a va  2s .c o m*/
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Map;

import com.hgs.course.expense.constants.ExpenseConstants;
import com.hgs.course.expense.database.DatabaseImpl;

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

public class FacadeStore implements ExpenseConstants{
  public static DatabaseImpl objDB = null;
  
  public static List<CategoryDatabaseOperationImpl> getCategories(Context context) {
    try {
      if(objDB == null){
        objDB = new DatabaseImpl(context);
      }      
      CategoryDatabaseOperationImpl objCatDataStore = new CategoryDatabaseOperationImpl(objDB);    
      return objCatDataStore.getRecords(null);
    } catch (Exception e) {
      e.printStackTrace();
    }
    return null;  
  }
  
  public static boolean saveExpenses(Context context, Map<String,?> objData){
    try {
      if(objDB == null){
        objDB = new DatabaseImpl(context);
      }
      CategoryDatabaseOperationImpl objCatDataStore = new CategoryDatabaseOperationImpl(objDB);
      CategoryDatabaseOperationImpl objCategory = null;
      ExpenseDatabaseOperationImpl objExpense = new ExpenseDatabaseOperationImpl(objDB);
      List<ExpenseDatabaseOperationImpl> newExpenseRecords = new ArrayList<ExpenseDatabaseOperationImpl>(1);
      if(null != objData.get(NEW_CATEGORY_LABEL)){
        List<CategoryDatabaseOperationImpl> newRecords = new ArrayList<CategoryDatabaseOperationImpl>(1);
        objCategory = new CategoryDatabaseOperationImpl();
        objCategory.setId(objCatDataStore.getNextId());
        objCategory.setType((String)objData.get(NEW_CATEGORY_LABEL));
        newRecords.add(objCategory);
        objCatDataStore.insertRecords(newRecords);
      }else {
        objCategory = objCatDataStore.viewRecord(new String[]{(String)objData.get(CATEGORY_LABEL)});
      }
      objExpense.setId(objExpense.getNextId());
      objExpense.setName((String)objData.get(MERCHANT_LABEL));
      objExpense.setType(objCategory);
      objExpense.setAmount((Double)objData.get(AMOUNT_LABEL));
      objExpense.setExpenseDate((Date)objData.get(DATE_LABEL));
      newExpenseRecords.add(objExpense);
      objExpense.insertRecords(newExpenseRecords);
      Log.d("objData = ", objData.toString());
    } catch (Exception e) {
      e.printStackTrace();
      return false;
    }    
    return true;
  }
}

Java Source Code List

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