count word

java

import java.util.Scanner;

public class ChainTest {
	
	int count = 0;
	
	public static final char SPACE = ' ';
    public static final char TAB = '\t';
    public static final char BREAK_LINE = '\n';


	public void countWord(String chain)
	{
		for(int i = 0;i<chain.length();i++)
		{
			
				
				if (chain.startsWith("a")&& chain.charAt(i) != SPACE && chain.charAt(i) != TAB)
				{
					count += 1;
					
					
				}
			
		}
		
		System.out.print("character is:"+chain+"the number of occurrences is:"+count);
		
	}
	
	public void Input()
	{
		
		String s1;
		ChainTest  chain = new ChainTest();
		Scanner scanner = new Scanner(System.in);
		
		System.out.print("enter a string:");
		s1 = scanner.nextLine();
		chain.countWord(s1);
		
	}
	public  static void main(String[] args)
	{
		
		ChainTest  chain = new ChainTest();

		chain.Input();
		
		
	}

}