Java remove all punctuations from string

/**
 * @author lautturi.com 
 * Java example: remove punctuation from string in java
 */

import java.util.*;

public class Lautturi {

	public static void main(String[] args) {

		String str = "hello, welcome to \"lau' java world !";
		System.out.println(str);
		str = str .replaceAll("\\p{Punct}", "");
		System.out.println(str);
	}
}

output:

hello, welcome to "lau' java world !
hello welcome to lau java world