greendao3.2.0使用

源代码地址 https://github.com/greenrobot/greenDAO

buildscript {
repositories {
jcenter()
mavenCentral()
}
dependencies {
classpath 'com.android.tools.build:gradle:2.2.3'
classpath 'org.greenrobot:greendao-gradle-plugin:3.2.1'
}
}
apply plugin: 'com.android.application'
apply plugin: 'org.greenrobot.greendao'
 
greendao{
schemaVersion 1
daoPackage 'com.xxx.video.db' //生成DaoMaster、DaoSession、Dao路径
targetGenDir 'src/main/java/' //生成DaoMaster、DaoSession、Dao目录
}
dependencies { compile 'org.greenrobot:greendao:3.2.0' }

@Entity
public class User {
@Id
private Long id;

private String name;

@Transient
private int tempUsageCount;  
}

点击Build-->Make Project 

在com.xxx.video.db下会生成  DaoMaster DaoSession 和上面新建User类的DAO UserDao类

Application初始化


private DaoMaster mDaoMaster;
private DaoSession mDaoSession;
DaoMaster.DevOpenHelper devOpenHelper = new DaoMaster.DevOpenHelper(AppApplication.getContext(), "video-db", null);//此处为自己需要处理的表
mDaoMaster = new DaoMaster(devOpenHelper.getWritableDatabase());
mDaoSession = mDaoMaster.newSession();

public static DaoSession getDaoSession() {
    return mDaoSession;
}

调用方法
AppApplication.getDaoSession().getUserDao();
根据条件查询
User mUser=AppApplication.getDaoSession().getUserDao().queryBuilder().where(UserDao.Properties.name.eq("yu")).unique(); 查询name等于yu的用户

List<User> mList=AppApplication.getDaoSession().getUserDao().queryBuilder().where(UserDao.Properties.name.eq("yu")).list(); 查询name等于yu的用户列表

 


 
posted on 2017-01-12 14:16  freexiaoyu  阅读(280)  评论(0编辑  收藏  举报