Program to check the input characcter for uppercase Capital, lowercase Small Letter, no. of digits and other Special characters.

import java.io.*;

class InputDiagnosis{

public static void main(String args[]) throws IOException
{
char ch;
int digit=0;
int upper=0;
int lower=0;
int other=0;

BufferedReader
inputstream =new BufferedReader(new InputStreamReader(System.in));

System.out.println("Type some text.
When done, press Enter to Quit:");


do{

ch=(char) inputstream.read();

if(Character.isDigit(ch))
digit++;
else if(Character.isUpperCase(ch))
upper++;
else if(Character.isLowerCase(ch))
lower++;
else
other++;

}while(ch !='
');


System.out.println("No Of Digits:" +digit);
System.out.println("No Of Uppercase Characters:" +upper);
System.out.println("No Of Lowercase Characters:" +lower);
System.out.println("No Of Other Characters:" +other);

}
}