使用Stetho工具查看sqlite数据库,使用方法见:http://blog.csdn.net/u010002184/article/details/52563247
如下实例:
package com.example.liuyazhou.myfifthapplication; /** * Created by liuyazhou on 2016/9/17. */ import java.util.Date; import java.util.List; import net.tsz.afinal.FinalActivity; import net.tsz.afinal.FinalDb; import net.tsz.afinal.annotation.view.ViewInject; import android.os.Bundle; import android.util.Log; import android.view.View; import android.widget.Button; import android.widget.TextView; import android.widget.Toast; public class AfinalOrmDemoActivity extends FinalActivity { String TAG = AfinalOrmDemoActivity.class.getName(); @ViewInject(id = R.id.textView) TextView textView; //这里使用了afinal的ioc功能 @ViewInject(id = R.id.btn_add,click = "btnAddClick") Button btnAdd; //对象名没有用到,用到了click方法名 @ViewInject(id = R.id.btn_delete,click = "btnDeleteClick") Button btnDelete; @ViewInject(id = R.id.btn_update,click = "btnUpdateClick") Button btnUpdate; @ViewInject(id = R.id.btn_select,click = "btnSelectClick") Button btnSelect; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); }//onCreate() public void btnAddClick(View v) { ////这里参数 View v 是必须要有的,不然点击按钮没有反应 // FinalDb db = FinalDb.create(this); //这样默认数据库名称是 afinal.db FinalDb db = FinalDb.create(this,"test.db",true); User user = new User(); user.setEmail("123@mail.com"); user.setName("Tom2"); user.setRegisterDate(new Date()); user.setMoney(123.0); db.save(user); Toast.makeText(AfinalOrmDemoActivity.this,"添加数据",Toast.LENGTH_LONG).show(); } public void btnDeleteClick(View v) { FinalDb db = FinalDb.create(this,true); ////拿到引用 // db.delete(user); //根据对象主键进行删除 // db.deleteById(user,1); //根据主键删除数据 // db.deleteByWhere(User.class,"money=2.0"); //自定义where条件删除 db.deleteById(User.class,3); //db.deleteAll(User.class); //删除Bean对应的数据表中的所有数据 Toast.makeText(AfinalOrmDemoActivity.this,"删除数据",Toast.LENGTH_LONG).show(); } public void btnUpdateClick(View v) { FinalDb db = FinalDb.create(this,true); // User user = new User(); // user.setMoney(111.0); // db.update(user,"id = 1");//根据where条件更新 User user = new User(); user.setId(3); /////这个属性必须要有,表示 update user_test2 set ....where id =3; user.setMoney(10.0); user.setEmail("abc@mail.com"); user.setName("Bruce"); db.update(user); Toast.makeText(AfinalOrmDemoActivity.this,"修改数据",Toast.LENGTH_LONG).show(); } public void btnSelectClick(View v) { FinalDb db = FinalDb.create(this,true); // List<User> userList = db.findAll(User.class); ///查询所有 // Log.e("AfinalOrmDemoActivity","用户数量:" + (userList != null ? userList.size() : 0)); // List<User> resultList = db.findAllByWhere(User.class,"name='Tom'"); List<User> resultList = db.findAllByWhere(User.class,"name like '%m%'"); for (int i = 0; i < resultList.size(); i++) { Log.i(TAG,"btnSelectClick: " + resultList.get(i).getId() + "," + resultList.get(i).getMoney() + "," + resultList.get(i).getName() + "," + resultList .get(i).getRegisterDate() + "\n"); Toast.makeText(AfinalOrmDemoActivity.this,"查询数据",Toast.LENGTH_LONG).show(); } }//btnSelectClick() }
package com.example.liuyazhou.myfifthapplication; import android.app.Application; import com.facebook.stetho.Stetho; /** * Created by liuyazhou on 2016/9/17. */ public class CustomApplication extends Application { @Override public void onCreate() { super.onCreate(); Stetho.initializeWithDefaults(this); } }
package com.example.liuyazhou.myfifthapplication; /** * Created by liuyazhou on 2016/9/17. */ import net.tsz.afinal.annotation.sqlite.Id; import net.tsz.afinal.annotation.sqlite.Table; import java.util.Date; @Table(name="user_test2") ////这样使新建的表名是 user_test2 public class User { @Id private int id; private String name; private String email; private Date registerDate; private Double money; public int getId() { return id; } public void setId(int id) { this.id = id; } public String getName() { return name; } public void setName(String name) { this.name = name; } public String getEmail() { return email; } public void setEmail(String email) { this.email = email; } public Date getRegisterDate() { return registerDate; } public void setRegisterDate(Date registerDate) { this.registerDate = registerDate; } public Double getMoney() { return money; } public void setMoney(Double money) { this.money = money; } }
<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="fill_parent" android:layout_height="fill_parent" android:orientation="vertical"> <Button android:id="@+id/btn_add" android:layout_width="fill_parent" android:layout_height="wrap_content" android:text="增" /> <Button android:id="@+id/btn_delete" android:layout_width="fill_parent" android:layout_height="wrap_content" android:text="删" /> <Button android:id="@+id/btn_update" android:layout_width="fill_parent" android:layout_height="wrap_content" android:text="改" /> <Button android:id="@+id/btn_select" android:layout_width="fill_parent" android:layout_height="wrap_content" android:text="查" /> <TextView android:id="@+id/textView" android:layout_width="fill_parent" android:layout_height="wrap_content" android:gravity="center_horizontal" android:layout_gravity="center_horizontal" android:text="hello" android:textSize="20sp" /> </LinearLayout>.jar 和 AndroidManifest.xml 和 build.gradle 的配置 详见http://blog.csdn.net/u010002184/article/details/52563247
原文链接:https://www.f2er.com/sqlite/198730.html