Package com.tubeonfire.model

Source Code of com.tubeonfire.model.TuberModel

package com.tubeonfire.model;

import java.util.ArrayList;
import java.util.List;
import javax.jdo.PersistenceManager;
import javax.jdo.Query;
import com.tubeonfire.entity.Tuber;

public class TuberModel {

  static PersistenceManager pm = PMF.get().getPersistenceManager();

  public static void initPm() {
    if (pm.isClosed()) {
      pm = PMF.get().getPersistenceManager();
    }
  }

  @SuppressWarnings("unchecked")
  public static List<Tuber> all() {
    initPm();
    List<Tuber> result = new ArrayList<Tuber>();
    Query query = pm.newQuery(Tuber.class);
    query.setRange(0, 10);
    result = (List<Tuber>) query.execute();
    return result;
  }

  public static boolean add(Tuber tuber) {
    initPm();
    try {
      pm.makePersistent(tuber);
    } catch (Exception e) {
      e.printStackTrace();
      return false;
    }
    return true;
  }

  public static boolean addAll(List<Tuber> listTuber) {
    initPm();
    try {
      pm.makePersistentAll(listTuber);
    } catch (Exception e) {
      e.printStackTrace();
      return false;
    }
    return true;
  }

  public static boolean update(Tuber tuber) {
    initPm();
    pm.makePersistent(tuber);
    return true;
  }

  @SuppressWarnings("unchecked")
  public static Tuber getByEmail(String email) {
    initPm();
    Tuber tuber = null;
    Query query = pm.newQuery(Tuber.class);
    query.setFilter("email==email");
    query.declareParameters("java.lang.String email");
    query.setRange(0, 1);
    List<Tuber> listResult = (List<Tuber>) query.execute(email);
    if (listResult.size() > 0) {
      tuber = listResult.get(0);
    }
    return tuber;
  }

  @SuppressWarnings("unchecked")
  public static boolean isExits(String email) {
    initPm();
    Query query = pm.newQuery(Tuber.class);
    query.setFilter("email==emailPara");
    query.declareParameters("java.lang.String emailPara");
    query.setRange(0, 1);
    List<Tuber> listResult = (List<Tuber>) query.execute(email);
    if (listResult.size() > 0) {
      return true;
    }
    return false;
  }

  public static void closePM() {
    pm.close();
  }

}
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