Java IO -- 对象流

基本的操作

package write.object;import java.io.Serializable;import java.util.Calendar;import java.util.GregorianCalendar;public class Employee implements Serializable{    /**     *      */    private static final long serialVersionUID = 4676107110402915976L;    private String name;    private double salary;    private Calendar hireDay;    public Employee(String name, double salary, Calendar hireDay) {        super();        this.name = name;        this.salary = salary;        this.hireDay = hireDay;    }    public Employee(String name, double salary, int year, int month, int dayOfMonth) {        super();        this.name = name;        this.salary = salary;        Calendar calendar = new GregorianCalendar(year, month, dayOfMonth);        this.hireDay = calendar;    }    public Employee() {        super();        // TODO Auto-generated constructor stub    }    @Override    public String toString() {        return "Employee [name=" + name + ", salary=" + salary + ", hireDay=" + hireDay + "]";    }    @Override    public int hashCode() {        final int prime = 31;        int result = 1;        result = prime * result + ((hireDay == null) ? 0 : hireDay.hashCode());        result = prime * result + ((name == null) ? 0 : name.hashCode());        long temp;        temp = Double.doubleToLongBits(salary);        result = prime * result + (int) (temp ^ (temp >>> 32));        return result;    }    @Override    public boolean equals(Object obj) {        if (this == obj)            return true;        if (obj == null)            return false;        if (getClass() != obj.getClass())            return false;        Employee other = (Employee) obj;        if (hireDay == null) {            if (other.hireDay != null)                return false;        } else if (!hireDay.equals(other.hireDay))            return false;        if (name == null) {            if (other.name != null)                return false;        } else if (!name.equals(other.name))            return false;        if (Double.doubleToLongBits(salary) != Double.doubleToLongBits(other.salary))            return false;        return true;    }    public String getName() {        return name;    }    public void setName(String name) {        this.name = name;    }    public double getSalary() {        return salary;    }    public void setSalary(double salary) {        this.salary = salary;    }    public Calendar getHireDay() {        return hireDay;    }    public void setHireDay(Calendar hireDay) {        this.hireDay = hireDay;    }}