code: public static int countByG_C_C_DB(long groupId, long classNameId,
  		long classPK, boolean defaultBilling) {
  		return getPersistence()
  				   .countByG_C_C_DB(groupId, classNameId, classPK,
  			defaultBilling);
  	}
docs: Returns the number of commerce addresses where groupId = &#63; and classNameId = &#63; and classPK = &#63; and defaultBilling = &#63;.
  
  @param groupId the group ID
  @param classNameId the class name ID
  @param classPK the class pk
  @param defaultBilling the default billing
  @return the number of matching commerce addresses