import java.awt.*;
import java.awt.event.*;
import StringModifier;

/**
 * StringModifiers that know how to extract the first word from a string.
 *
 * @author Samuel A. Rebelsky
 * @version 1.0 of February 1999
 */
public class FirstWord
  extends StringModifier 
{
  /**
   * Given a string, return the first word in the string.  If there's only
   * one word in the string, returns that word.
   */
  public String modify(String str) {
    // Determine where (if anywhere) the first space falls.
    int spacePos = str.indexOf(" ");
    // If the space is in the string, extract everything up to
    // the space.
    if (spacePos > 0) {
      return str.substring(0,spacePos);
    }
    // Otherwise, just keep the string as is
    else {
      return str;
    }
  } // modify(String)
} // class FirstWord