Java tutorial
/* * $Id: Executable.java 3373 2008-05-12 16:21:24Z xlv $ * * Copyright 2005 by Bruno Lowagie / Roger Mistelli * * The contents of this file are subject to the Mozilla Public License Version 1.1 * (the "License"); you may not use this file except in compliance with the License. * You may obtain a copy of the License at http://www.mozilla.org/MPL/ * * Software distributed under the License is distributed on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License * for the specific language governing rights and limitations under the License. * * The Original Code is 'iText, a free JAVA-PDF library'. * * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie. * All Rights Reserved. * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved. * * Contributor(s): all the names of the contributors are added in the source code * where applicable. * * Alternatively, the contents of this file may be used under the terms of the * LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the * provisions of LGPL are applicable instead of those above. If you wish to * allow use of your version of this file only under the terms of the LGPL * License and not to allow others to use your version of this file under * the MPL, indicate your decision by deleting the provisions above and * replace them with the notice and other provisions required by the LGPL. * If you do not delete the provisions above, a recipient may use your version * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE. * * This library is free software; you can redistribute it and/or modify it * under the terms of the MPL as stated above or under the terms of the GNU * Library General Public License as published by the Free Software Foundation; * either version 2 of the License, or any later version. * * This library is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS * FOR A PARTICULAR PURPOSE. See the GNU Library general Public License for more * details. * * If you didn't download this code from the following link, you should check if * you aren't using an obsolete version: * http://www.lowagie.com/iText/ */ package com.lowagie.tools; import java.io.File; import java.io.IOException; import java.lang.reflect.Method; /** * This class enables you to call an executable that will show a PDF file. */ public class Executable { /** * The path to Acrobat Reader. */ public static String acroread = null; /** * Performs an action on a PDF document. * @param fileName * @param parameters * @param waitForTermination * @return a process * @throws IOException */ private static Process action(final String fileName, String parameters, boolean waitForTermination) throws IOException { Process process = null; if (parameters.trim().length() > 0) { parameters = " " + parameters.trim(); } else { parameters = ""; } if (acroread != null) { process = Runtime.getRuntime().exec(acroread + parameters + " \"" + fileName + "\""); } else if (isWindows()) { if (isWindows9X()) { process = Runtime.getRuntime() .exec("command.com /C start acrord32" + parameters + " \"" + fileName + "\""); } else { process = Runtime.getRuntime().exec("cmd /c start acrord32" + parameters + " \"" + fileName + "\""); } } else if (isMac()) { if (parameters.trim().length() == 0) { process = Runtime.getRuntime().exec(new String[] { "/usr/bin/open", fileName }); } else { process = Runtime.getRuntime().exec(new String[] { "/usr/bin/open", parameters.trim(), fileName }); } } try { if (process != null && waitForTermination) process.waitFor(); } catch (InterruptedException ie) { } return process; } /** * Opens a PDF document. * @param fileName * @param waitForTermination * @return a process * @throws IOException */ public static final Process openDocument(String fileName, boolean waitForTermination) throws IOException { return action(fileName, "", waitForTermination); } /** * Opens a PDF document. * @param file * @param waitForTermination * @return a process * @throws IOException */ public static final Process openDocument(File file, boolean waitForTermination) throws IOException { return openDocument(file.getAbsolutePath(), waitForTermination); } /** * Opens a PDF document. * @param fileName * @return a process * @throws IOException */ public static final Process openDocument(String fileName) throws IOException { return openDocument(fileName, false); } /** * Opens a PDF document. * @param file * @return a process * @throws IOException */ public static final Process openDocument(File file) throws IOException { return openDocument(file, false); } /** * Prints a PDF document. * @param fileName * @param waitForTermination * @return a process * @throws IOException */ public static final Process printDocument(String fileName, boolean waitForTermination) throws IOException { return action(fileName, "/p", waitForTermination); } /** * Prints a PDF document. * @param file * @param waitForTermination * @return a process * @throws IOException */ public static final Process printDocument(File file, boolean waitForTermination) throws IOException { return printDocument(file.getAbsolutePath(), waitForTermination); } /** * Prints a PDF document. * @param fileName * @return a process * @throws IOException */ public static final Process printDocument(String fileName) throws IOException { return printDocument(fileName, false); } /** * Prints a PDF document. * @param file * @return a process * @throws IOException */ public static final Process printDocument(File file) throws IOException { return printDocument(file, false); } /** * Prints a PDF document without opening a Dialog box. * @param fileName * @param waitForTermination * @return a process * @throws IOException */ public static final Process printDocumentSilent(String fileName, boolean waitForTermination) throws IOException { return action(fileName, "/p /h", waitForTermination); } /** * Prints a PDF document without opening a Dialog box. * @param file * @param waitForTermination * @return a process * @throws IOException */ public static final Process printDocumentSilent(File file, boolean waitForTermination) throws IOException { return printDocumentSilent(file.getAbsolutePath(), waitForTermination); } /** * Prints a PDF document without opening a Dialog box. * @param fileName * @return a process * @throws IOException */ public static final Process printDocumentSilent(String fileName) throws IOException { return printDocumentSilent(fileName, false); } /** * Prints a PDF document without opening a Dialog box. * @param file * @return a process * @throws IOException */ public static final Process printDocumentSilent(File file) throws IOException { return printDocumentSilent(file, false); } /** * Launches a browser opening an URL. * * @param url the URL you want to open in the browser * @throws IOException */ public static final void launchBrowser(String url) throws IOException { try { if (isMac()) { Class macUtils = Class.forName("com.apple.mrj.MRJFileUtils"); Method openURL = macUtils.getDeclaredMethod("openURL", new Class[] { String.class }); openURL.invoke(null, new Object[] { url }); } else if (isWindows()) Runtime.getRuntime().exec("rundll32 url.dll,FileProtocolHandler " + url); else { //assume Unix or Linux String[] browsers = { "firefox", "opera", "konqueror", "mozilla", "netscape" }; String browser = null; for (int count = 0; count < browsers.length && browser == null; count++) if (Runtime.getRuntime().exec(new String[] { "which", browsers[count] }).waitFor() == 0) browser = browsers[count]; if (browser == null) throw new Exception("Could not find web browser."); else Runtime.getRuntime().exec(new String[] { browser, url }); } } catch (Exception e) { throw new IOException("Error attempting to launch web browser"); } } /** * Checks the Operating System. * * @return true if the current os is Windows */ public static boolean isWindows() { String os = System.getProperty("os.name").toLowerCase(); return os.indexOf("windows") != -1 || os.indexOf("nt") != -1; } /** * Checks the Operating System. * * @return true if the current os is Windows */ public static boolean isWindows9X() { String os = System.getProperty("os.name").toLowerCase(); return os.equals("windows 95") || os.equals("windows 98"); } /** * Checks the Operating System. * * @return true if the current os is Apple */ public static boolean isMac() { String os = System.getProperty("os.name").toLowerCase(); return os.indexOf("mac") != -1; } /** * Checks the Operating System. * * @return true if the current os is Linux */ public static boolean isLinux() { String os = System.getProperty("os.name").toLowerCase(); return os.indexOf("linux") != -1; } }