Spring整理6 -- 构造方法注入

配置文件

<beans>                       <bean id="conf" class="dbconf.Conf" >                       <!--构造函数方法注入-->                             <constructor-arg index="0" type="java.lang.String">                                    <value>sunDriver</value>                             </constructor-arg>                             <constructor-arg index="1" type="java.lang.String">                                    <value>jdbc:odbc:School</value>                             </constructor-arg>                       </bean>                       <bean id="conf2" class="dbconf.Conf" ></bean> </beans>

程序：

package dbconf;   public class Conf {        public Conf(){}        public Conf(String driverClassName,String url){               this.driverClassName = driverClassName;               this.url = url;               System.out.println("构造函数");        }        private String driverClassName;        private String url;               public String getDriverClassName() {               return driverClassName;        }        public void setDriverClassName(String driverClassName) {               this.driverClassName = driverClassName;        }        public String getUrl() {               return url;        }        public void setUrl(String url) {               this.url = url;        }        public void printInfo(){               System.out.println(this.driverClassName);               System.out.println(this.url);        } }