// URL that generated this code:
// http://www.txt2re.com/index-java.php3?s=%22Robert%20Donhan%22%20%3Cbob@email.com%3E&3 

import java.util.regex.*;

class Main
{
  public static void main(String[] args)
  {
    String txt="\"Robert Donhan\" <bob@email.com>";

    String re1=".*?";	// Non-greedy match on filler
    String re2="([\\w-+]+(?:\\.[\\w-+]+)*@(?:[\\w-]+\\.)+[a-zA-Z]{2,7})";	// Email Address 1

    Pattern p = Pattern.compile(re1+re2,Pattern.CASE_INSENSITIVE | Pattern.DOTALL);
    Matcher m = p.matcher(txt);
    if (m.find())
    {
        String email1=m.group(1);
        System.out.print("("+email1.toString()+")"+"\n");
    }
  }
}

//-----
// This code is for use with Sun's Java VM - see http://java.sun.com/ for downloads. 
//
// Paste the code into a new java application or a file called 'Main.java'
//
// Compile and run in Unix using:
// # javac Main.java 
// # java Main 
//