Java tutorial
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package cz.muni.fi.pv168.dressroommanager; import cz.muni.fi.pv168.common.DBUtils; import java.sql.Connection; import java.sql.SQLException; import javax.sql.DataSource; import org.apache.commons.dbcp.BasicDataSource; import javax.sql.DataSource; /** * * @author Vukmir */ public class TryDB { private ClosetManagerImpl manager; private DataSource ds; public TryDB() { } public void start() throws SQLException { setUp(); Closet closet = new Closet(); closet.setOwner("Adamm"); closet.setName("my closet3"); System.out.println(closet.toString()); manager.createCloset(closet); System.out.println("get by id " + manager.getClosetById(closet.getId())); Closet closet2 = new Closet(); closet2.setOwner("Anca"); closet2.setName("my closet2"); System.out.println(closet2.toString()); manager.createCloset(closet2); //manager.getClosetById(Long.MIN_VALUE) System.out.println("get all closets" + manager.getAllClosets().toString()); } private static DataSource prepareDataSource() throws SQLException { BasicDataSource ds = new BasicDataSource(); //we will use in memory database ds.setUrl("jdbc:derby:memory:closetmgr-test;create=true"); return ds; } public void setUp() throws SQLException { ds = prepareDataSource(); DBUtils.executeSqlScript(ds, ClosetManager.class.getResource("createTables.sql")); manager = new ClosetManagerImpl(); manager.setDataSource(ds); } /* public void setUp() throws SQLException { BasicDataSource bds = new BasicDataSource(); bds.setUrl("jdbc:derby://localhost:1527/DressroomDB;create=true"); //bds.setUrl("jdbc:derby:memory;create=true"); //not sure how this works //this.dataSource = bds; //create new empty table before every test try (Connection conn = bds.getConnection()) { conn.prepareStatement("CREATE TABLE CLOSET (" + "id BIGINT PRIMARY KEY GENERATED ALWAYS AS IDENTITY," + "owner VARCHAR(255)," + "name VARCHAR(255))").executeUpdate(); }catch(Exception e){ e.printStackTrace(); } manager = new ClosetManagerImpl(bds); } */ }