自动构建工具
Ant + Ivy / Maven / Gradle
数据库连接池
server.xml配置
<Resource
name="jdbc/hr" auth="Container"
type="javax.sql.DataSource"
factory="org.apache.tomcat.jdbc.pool.DataSourceFactory"
MaxIdle="10" maxActive="100" maxWait="5000"
username="root" password="123456"
driverClassName="com.mysql.jdbc.Driver"
url="jdbc:mysql://localhost:3306/hr?useUnicode=true&characterEncoding=utf-8"
/>
数据库配置类
private static DataSource dataSource = null;
static {
try {
Context ctx = new InitialContext();
dataSource = (DataSource) ctx.lookup("java:comp/env/jdbc/house");
} catch (NamingException e) {
e.printStackTrace();
}
}
private DbConfig() {
throw new AssertionError();
}
public static Connection getConnection() {
try {
return dataSource.getConnection();
} catch (SQLException e) {
throw new DbException("创建数据库连接失败", e);
}
}
