Convert strings with ascii escaped characters to a valid java string. For example \x04 would escape to \n

gistfile1.java

import org.apache.commons.lang.StringEscapeUtils;
import org.apache.commons.lang.StringUtils;
public class Utils {
		public static String decodeHex(String str) {
			if (StringUtils.isBlank(str)) {
				return str;
			}
			return StringEscapeUtils.unescapeJava(
					str.replaceAll("(?i)\\\\x([0-9a-f]{2})", "\\\\u00$1"))
					.trim();
		}
	}