package ca.uhn.hl7v2.model.primitive;
   
   import ca.uhn.hl7v2.model.AbstractPrimitive;
   import ca.uhn.hl7v2.model.Message;
   
   public abstract class AbstractNumericPrimitive extends AbstractPrimitive {
   
   	public AbstractNumericPrimitive(Message theMessage) {
   		super(theMessage);
  	}
  
  	/**
  	 * Returns true of the string contains only numbers
  	 */
  	public static boolean isInteger(String theString) {
  		for (int i = 0; i < theString.length(); i++) {
  			if (Character.isDigit(theString.charAt(i)) == false) {
  				return false;
  			}
  		}
  		return true;
  	}
  	
  }