Question

要求声明定义两个Exception的异常子类

要求声明定义两个Exception的异常子类：NoLowerLetter类和NoDigit类。再声明一个People类，该类中的void printLetter(char c)方法抛出NoLowerLetter异常类对象，void PrintDigit(char c)方法抛出NoDigit异常类对象。java

Answer 1

public class NoLowerLetter extends Exception {
public NoLowerLetter () {
super();
}
}
public class NoDigit extends Exception {
public NoDigit () {
super();
}
}
public class People{
void printLetter(char c){
throw new NoLowerLetter("抛出NoLowerLetter异常");
}
void PrintDigit(char c){
throw new NoDigit("抛出NoDigit异常");
}
}