Person[name=Jack,age=10]

style==null:Person@deb6432[name=Jack,age=10,password=Jack'sPassword]

SHORT_PREFIX_STYLE:Person[name=Jack,age=10,password=Jack'sPassword]

SIMPLE_STYLE:Jack,10,Jack'sPassword

MULTI_LINE_STYLE:Person@deb6432[

  name=Jack

  age=10

  password=Jack'sPassword

]

NO_FIELD_NAMES_STYLE:Person@deb6432[Jack,10,Jack'sPassword]

import org.apache.commons.lang3.builder.ReflectionToStringBuilder;

import org.apache.commons.lang3.builder.ToStringStyle;

import java.lang.reflect.Field;

import java.util.Objects;

public class StringUtilsDemo {

    public static void main(String[] args) {

        Person person = new Person();

        person.setName("Jack");

        person.setPassword("Jack'sPassword");

        person.setAge((short) 10);

        System.out.println("" + person);

        System.out.println("style==null:" + ReflectionToStringBuilder.toString(person));

        System.out.println("SHORT_PREFIX_STYLE:" + ReflectionToStringBuilder.toString(person, ToStringStyle.SHORT_PREFIX_STYLE));//截去了包名

        System.out.println("SIMPLE_STYLE:" + ReflectionToStringBuilder.toString(person, ToStringStyle.SIMPLE_STYLE));

        System.out.println("MULTI_LINE_STYLE:" + ReflectionToStringBuilder.toString(person, ToStringStyle.MULTI_LINE_STYLE));

        System.out.println("NO_FIELD_NAMES_STYLE:" + ReflectionToStringBuilder.toString(person, ToStringStyle.NO_FIELD_NAMES_STYLE));

    }

}

class Person {

    private String name;

    private Short age;

    private String password;

    public String getName() {

        return name;

    }

    public void setName(String name) {

        this.name = name;

    }

    public Short getAge() {

        return age;

    }

    public void setAge(Short age) {

        this.age = age;

    }

    public String getPassword() {

        return password;

    }

    public void setPassword(String password) {

        this.password = password;

    }

    @Override

    public String toString() {

        return new ReflectionToStringBuilder(this, ToStringStyle.SHORT_PREFIX_STYLE) {

            @Override

            protected boolean accept(Field field) {

                return super.accept(field) && !Objects.equals(field.getName(), "password");

            }

        }.toString();

    }

}

package org.test.InitializingBean;

import org.springframework.context.support.ClassPathXmlApplicationContext;

/**

 * 测试 spring的 InitializingBean 接口

 * @author Administrator

 *

 */

public class InitializingBeanTest {

    /**

     * @param args

     */

    public static void main(String[] args) {

        ClassPathXmlApplicationContext ctx=new ClassPathXmlApplicationContext("applicationContext.xml",

                InitializingBeanTest.class);

        ctx.start();

    }

}

package org.test.InitializingBean;

import org.springframework.beans.factory.InitializingBean;

/**

 * @see {@link org.springframework.beans.factory.InitializingBean#afterPropertiesSet}

 * @author Administrator

 *

 */

public class User implements InitializingBean {

    public User() {

        System.out.println(">>>>>>> User 默认的构造函数执行了");

    }

    @Override

    public void afterPropertiesSet() throws Exception {

        System.out.println(">>>>>>> 执行了 afterPropertiesSet 方法");

    }

}