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 com.banking.controller; import com.banking.model.Address; import java.sql.ResultSet; import java.sql.SQLException; import org.springframework.dao.DataAccessException; import org.springframework.jdbc.core.JdbcTemplate; import org.springframework.jdbc.core.ResultSetExtractor; /** * * @author raunakshakya */ public class AddressController { private JdbcTemplate jdbcTemplate; public JdbcTemplate getJdbcTemplate() { return jdbcTemplate; } public void setJdbcTemplate(JdbcTemplate jdbcTemplate) { this.jdbcTemplate = jdbcTemplate; } public Address getAddress() { return jdbcTemplate.query( "SELECT address_id FROM customer_address " + "ORDER BY address_id " + "DESC LIMIT 1", new ResultSetExtractor<Address>() { @Override public Address extractData(ResultSet rs) throws SQLException, DataAccessException { Address address = new Address(); if (rs.next()) { address.setId(rs.getInt(1)); } return address; } }); } public Address findById(int addressId) { return jdbcTemplate.query("SELECT * FROM customer_address " + "WHERE " + "address_id='" + addressId + "'", new ResultSetExtractor<Address>() { @Override public Address extractData(ResultSet rs) throws SQLException, DataAccessException { Address address = new Address(); if (rs.next()) { address.setCity(rs.getString("city")); address.setState(rs.getString("state")); address.setZipCode(rs.getString("zip_code")); } return address; } }); } public Integer save(Address address) { String query = "INSERT INTO customer_address (city, state, zip_code) VALUES('" + address.getCity() + "', '" + address.getState() + "', '" + address.getZipCode() + "')"; return jdbcTemplate.update(query); } public int update(Address address) { String query = "UPDATE customer_address SET " + "city='" + address.getCity() + "', " + "state='" + address.getState() + "', " + "zip_code='" + address.getZipCode() + "' " + "WHERE " + "address_id='" + address.getId() + "'"; return jdbcTemplate.update(query); } }