Java remove character at last index in String Buffer

/**
 * @author lautturi.com 
 * Java example: remove last character of StringBuilder in java
 */


import java.util.*;
import java.util.regex.*;

public class Lautturi {

	public static void main(String[] args) {
		StringBuilder sb = new StringBuilder();
		sb.append("Hello Java World");
		sb.setLength(sb.length() - 1);
		String newStr = sb.toString();
		System.out.println(newStr);

	}
}

output:

Hello Java Worl