/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
 
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
		String[] tests = { "href=\"asdasda.html\"", "href=\"asdasda.ht\"" };
		Pattern pattern = Pattern
				.compile("href\\s*[=]\\s*\"(?!.+?[.]htm[l]?\")(.+?)\"");
		for (String test : tests) {
			Matcher matcher = pattern.matcher(test);
			if (matcher.matches()) {
				System.out.format("'%s' matches! (%s)%n", matcher.group(), matcher.group(1));
			} else {
				System.out.format("'%s' doesn't match!%n", test);
			}
		}
	}
}

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