public class SchoolClass { private int id; // 编号 private String className; // 班级名称 private String calssDesc; // 备注 public SchoolClass() { super(); // TODO Auto-generated constructor stub } public SchoolClass(String className, String calssDesc) { super(); this.className = className; this.calssDesc = calssDesc; } public SchoolClass(int id, String className, String calssDesc) { super(); this.id = id; this.className = className; this.calssDesc = calssDesc; } public int getId() { return id; } public void setId(int id) { this.id = id; } public String getClassName() { return className; } public void setClassName(String className) { this.className = className; } public String getCalssDesc() { return calssDesc; } public void setCalssDesc(String calssDesc) { this.calssDesc = calssDesc; } @Override public String toString() { return className; } }

这是一个Java类，名为SchoolClass，它有三个属性：id、className和calssDesc，分别表示班级的编号、名称和备注。它有三个构造函数，分别是无参构造函数、带有两个参数的构造函数，以及带有三个参数的构造函数。它还有一些getter和setter方法，用于获取和设置属性值。最后，它还重写了toString()方法，返回班级名称。