/**
* 数据库操作辅助类
*/
public classDbReUser {
private static finalStringTAG= DbReUser.class.getSimpleName();
private staticDbReUserinstance;
private staticContextappContext;
privateDaoSessionmDaoSession;
privateReuserDaoReuserDao;
privateListlist;
publicDbReUser() {
//TODO Auto-generated constructor stub
}
public staticDbReUsergetInstance(Context context) {
if(instance==null) {
instance=newDbReUser();
if(appContext==null) {
appContext= context.getApplicationContext();
}
instance.mDaoSession= Myapplication.getDaoSession(context);
instance.ReuserDao=instance.mDaoSession.getReuserDao();
}
returninstance;
}
publicReuserloadReuser(longid) {
returnReuserDao.load(id);
}
publicListloadAllReuser() {
// return ReuserDao.loadAll();
QueryBuilder query =mDaoSession.queryBuilder(Reuser.class);
List all = query.list();
returnall;
}
publicListqueryReuser(String where,String... params) {
returnReuserDao.queryRaw(where,params);
}
public longsaveReuser(Reuser Reuser) {
returnReuserDao.insertOrReplace(Reuser);
}
public voidsaveReuserLists(finalList list) {
if(list ==null|| list.isEmpty()) {
return;
}
ReuserDao.getSession().runInTx(newRunnable() {
@Override
public voidrun() {
for(inti =0;i
Reuser Reuser =list.get(i);
ReuserDao.insertOrReplace(Reuser);
}
}
});
}
public voiddeleteAllReuser() {
ReuserDao.deleteAll();
}
public voiddeleteReuser(longid) {
ReuserDao.deleteByKey(id);
}
public voiddeleteReuser(Reuser Reuser) {
ReuserDao.delete(Reuser);
}
//查询某个表是否包含某个id
public booleanisSaved(intID) {
QueryBuilder qb =ReuserDao.queryBuilder();
qb.where(com.vd.tank.data.dao.ReuserDao.Properties.Id.eq(ID));
qb.buildCount().count();
returnqb.buildCount().count() >0?true:false;
}
public booleanisName(String name) {
QueryBuilder qb =ReuserDao.queryBuilder();
qb.where(com.vd.tank.data.dao.ReuserDao.Properties.Name.eq(name));
qb.buildCount().count();
returnqb.buildCount().count() >0?true:false;
}
//获取整个表的数据集合
publicListgetReuserList() {
returnReuserDao.loadAll();
}
//通过一个字段值查找对应的另一个字段值
// public long getReuserId(String text) {
// QueryBuilder qb = ReuserDao.queryBuilder();
// qb.where(Properties.Text.eq(text));
// if (qb.list().size() > 0) {
// return qb.list().get(0).getId();
// } else {
// return -1;
// }
// }
//查找所有TEXT属性为text，并且id排序(降序)的list.
// public List getReuserLidtByTextIdAsc(String text) {
// List list = ReuserDao.queryBuilder().where(Properties.Text.eq(text)).orderDesc(Properties.Id).list();
// return list;
// }
//获取TEXT字段为text，并且COMMENT字段为comment的数据集合
// public List getSupportReuserList(String text, String comment) {
// QueryBuilder qb = ReuserDao.queryBuilder();
// qb.where(qb.and(Properties.Text.eq(text), Properties.Comment.eq(comment)));
// qb.orderAsc(Properties.Id);
// return qb.list();
// }
//获取DATE字段为comment，并且AGE字段>=age的数据集合
// public List getSupportReuserList(String comment, int age) {
// QueryBuilder qb = ReuserDao.queryBuilder();
// qb.where(Properties.Comment.eq(comment), qb.or(Properties.Age.gt(age), Properties.Age.eq(age)));
// return qb.list();
// }
//讲Reuser插入表中
public voidaddToReuserTable(String name,String pwd) {
// ReuserDao.insert(Reuser);
Reuser user =newReuser(null,name,pwd);
ReuserDao.insertOrReplace(user);
// ReuserDao.insertInTx(Reuser);
}
//delete sql data
public voiddeleteSQLite(Long id) {
ReuserDao.deleteByKey(id);
//delete sql all;
// userDao.deleteAll();
}
//update sql data
public voidupDateSQLite(longid,String name,String pwd) {
ReuserDao.update(newReuser(id,name,pwd));
}
publicListsearchname(String name) {
list=newArrayList<>();
QueryBuilder qb =ReuserDao.queryBuilder();
list= qb.where(com.vd.tank.data.dao.ReuserDao.Properties.Name.eq(name)).list();
returnlist;
}
publicLongsearchnameid(String name) {
QueryBuilder queryBuilder =ReuserDao.queryBuilder().where(com.vd.tank.data.dao.ReuserDao.Properties.Name.eq(name));
Reuser reuser = queryBuilder.unique();
returnreuser.getId();
}
publicStringsearchpwd(String name) {
QueryBuilder queryBuilder =ReuserDao.queryBuilder().where(com.vd.tank.data.dao.ReuserDao.Properties.Name.eq(name));
Reuser reuser = queryBuilder.unique();
returnreuser.getPassword();
}
public voiddeletename(String name) {
QueryBuilder qb =ReuserDao.queryBuilder();
DeleteQuery db = qb.where(com.vd.tank.data.dao.ReuserDao.Properties.Name.eq(name)).buildDelete();
db.executeDeleteWithoutDetachingEntities();
}
//search sql data
public voidsearchSQLite(longid) {
QueryBuilder queryBuilder =ReuserDao.queryBuilder().where(com.vd.tank.data.dao.ReuserDao.Properties.Id.eq(id));
// .list() Returns a collection of entity classes
// List user = queryBuilder.list();
// If you only want results , use .unique() method
// Reuser reuser = queryBuilder.unique();
// reuser.getName();
// new AlertDialog
// .Builder(this)
// .setMessage(user != null && user.size() > 0 ? user.get(0).getName() + "--" + user.get(0).getPassword() : "data null")
// .setPositiveButton("ok", null).create().show();
}
}
