0N/A * The contents of this file are subject to the terms of the 25N/A * Common Development and Distribution License (the "License"). 0N/A * You may not use this file except in compliance with the License. 0N/A * language governing permissions and limitations under the License. 0N/A * When distributing Covered Code, include this CDDL HEADER in each 0N/A * If applicable, add the following below this CDDL HEADER, with the 0N/A * fields enclosed by brackets "[]" replaced with your own identifying 0N/A * information: Portions Copyright [yyyy] [name of copyright owner] 176N/A * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 0N/A * Use is subject to license terms. 0N/A * Virtualise RCS file as a reader, getting a specified version 154N/A // not RCS, try CVS instead 509N/A * Read the first line of a file. 509N/A * @param file the file from which to read 509N/A * @return the first line of the file, or {@code null} if the file is empty 509N/A * @throws IOException if an I/O error occurs while reading the file