net.chrisrichardson.bankingExample.domain.jdbc.JdbcAccountDao.java Source code

Introduction

Here is the source code for net.chrisrichardson.bankingExample.domain.jdbc.JdbcAccountDao.java

Source

/*
 * Copyright (c) 2005 Chris Richardson
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package net.chrisrichardson.bankingExample.domain.jdbc;

import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Timestamp;
import java.sql.Types;
import java.util.Date;

import net.chrisrichardson.bankingExample.domain.Account;
import net.chrisrichardson.bankingExample.domain.AccountDao;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.jdbc.core.RowMapper;
import org.springframework.stereotype.Repository;
import org.springframework.util.Assert;

@Repository
public class JdbcAccountDao implements AccountDao {

    private Log logger = LogFactory.getLog(getClass());

    private JdbcTemplate jdbcTemplate;

    @Autowired
    public JdbcAccountDao(JdbcTemplate jdbcTemplate) {
        this.jdbcTemplate = jdbcTemplate;
    }

    public void addAccount(Account account) {
        logger.debug("adding account");
        int count = jdbcTemplate.update(
                "INSERT INTO BANK_ACCOUNT(accountId, BALANCE, overdraftPolicy, dateOpened, requiredYearsOpen, limit) values(?, ?, ?, ?, ?, ?)",
                new Object[] { account.getAccountId(), account.getBalance(), account.getOverdraftPolicy(),
                        new Timestamp(account.getDateOpened().getTime()), account.getRequiredYearsOpen(),
                        account.getLimit() },
                new int[] { Types.VARCHAR, Types.DOUBLE, Types.INTEGER, Types.TIMESTAMP, Types.DOUBLE,
                        Types.DOUBLE });
        Assert.isTrue(count == 1);
    }

    public Account findAccount(String accountId) {
        logger.debug("finding account");
        return (Account) jdbcTemplate.queryForObject("SELECT * FROM BANK_ACCOUNT WHERE accountId  = ?",
                new Object[] { accountId }, new RowMapper() {

                    public Object mapRow(ResultSet rs, int rowNum) throws SQLException {
                        return new Account(rs.getInt("ACCOUNT_ID"), rs.getString("accountId"),
                                rs.getDouble("BALANCE"), rs.getInt("overdraftPolicy"),
                                new Date(rs.getTimestamp("dateOpened").getTime()),
                                rs.getDouble("requiredYearsOpen"), rs.getDouble("limit"));

                    }
                });

    }

    public void saveAccount(Account account) {
        int count = jdbcTemplate.update(
                "UPDATE BANK_ACCOUNT set accountId = ?, BALANCE = ?, overdraftPolicy = ?, dateOpened = ?, requiredYearsOpen = ?, limit = ? WHERE ACCOUNT_ID = ?",
                new Object[] { account.getAccountId(), account.getBalance(), account.getOverdraftPolicy(),
                        new Timestamp(account.getDateOpened().getTime()), account.getRequiredYearsOpen(),
                        account.getLimit(), account.getId() },
                new int[] { Types.VARCHAR, Types.DOUBLE, Types.INTEGER, Types.TIMESTAMP, Types.DOUBLE, Types.DOUBLE,
                        Types.INTEGER });
        Assert.isTrue(count == 1);

    }

}