student.java

学生信息管理系统

/*
 * Student.java
 *
 * Created on 2008年4月2日, 下午9:16
 *
 * To change this template, choose Tools | Template Manager
 * and open the template in the editor.
 */

package finaltest;

/**
 *
 * @author Administrator
 */
public class Student {
    private String id;
    private String name;
    private String sex;
    private int age;
    private String major;
    private String myclass;
    /** Creates a new instance of Student */
    void setId(String id){
        this.id = id;
    }
    String getId(){return id;}
    
    void setName(String name){this.name =name;}
    String getName(){return this.name;}
    
    void setSex(String sex){this.sex =sex;}
    String getSex(){return this.sex;}
    
    void setAge(int age){this.age =age;}
    int getAge(){return this.age;}
    
    void setMajor(String major){this.major =major;}
    String getMajor(){return this.major;}
    
    void setMyclass(String myclass){this.myclass =myclass;}
    String getMyclass(){return this.myclass;}
    
    static boolean isLegalId(String str){  //判断是否位合法id或年龄
        int len=str.length();
        if(len>9){                                 //int型最大只有十位。
            System.out.println("数字太长，请重新输入");
            return false; 
        }
        for(int i=0;i<len;i++){
                char ch=str.charAt(i);            //取出第i个字符检测
                if(ch<'0'||ch>'9'){
                    System.out.println("必须是整数！请重新输入.");
                    return false;
                } 
        }
        return true;
    }
    /** Creates a new instance of Student */
    public Student() {
    }
    
}