/* * Sys.java * Copyright (C) 2003 * * $Id: Sys.java,v 1.11 2005/07/01 14:20:54 hzi Exp $ */ /* Copyright (C) 1997-2001 Id Software, Inc. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program 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 General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ package jake2.sys; import jake2.Defines; import jake2.Globals; import jake2.client.CL; import jake2.qcommon.Com; import java.io.File; import java.io.FilenameFilter; import java.util.regex.Pattern; import java.util.regex.PatternSyntaxException; /** * Sys */ public final class Sys extends Defines { public static void Error(String error) { CL.Shutdown(); //StackTrace(); new Exception(error).printStackTrace(); System.exit(1); } public static void Quit() { CL.Shutdown(); System.exit(0); } //ok! public static File[] FindAll(String path, int musthave, int canthave) { int index = path.lastIndexOf('/'); if (index != -1) { findbase = path.substring(0, index); findpattern = path.substring(index + 1, path.length()); } else { findbase = path; findpattern = "*"; } if (findpattern.equals("*.*")) { findpattern = "*"; } File fdir = new File(findbase); if (!fdir.exists()) return null; FilenameFilter filter = new FileFilter(findpattern, musthave, canthave); return fdir.listFiles(filter); } /** * Match the pattern findpattern against the filename. * * In the pattern string, `*' matches any sequence of characters, `?' * matches any character, [SET] matches any character in the specified set, * [!SET] matches any character not in the specified set. A set is composed * of characters or ranges; a range looks like character hyphen character * (as in 0-9 or A-Z). [0-9a-zA-Z_] is the set of characters allowed in C * identifiers. Any other character in the pattern must be matched exactly. * To suppress the special syntactic significance of any of `[]*?!-\', and * match the character exactly, precede it with a `\'. */ static class FileFilter implements FilenameFilter { String regexpr; int musthave, canthave; FileFilter(String findpattern, int musthave, int canthave) { this.regexpr = convert2regexpr(findpattern); this.musthave = musthave; this.canthave = canthave; } /* * @see java.io.FilenameFilter#accept(java.io.File, java.lang.String) */ public boolean accept(File dir, String name) { if (name.matches(regexpr)) { return CompareAttributes(dir, musthave, canthave); } return false; } String convert2regexpr(String pattern) { StringBuffer sb = new StringBuffer(); char c; boolean escape = false; String subst; // convert pattern for (int i = 0; i < pattern.length(); i++) { c = pattern.charAt(i); subst = null; switch (c) { case '*': subst = (!escape) ? ".*" : "*"; break; case '.': subst = (!escape) ? "\\." : "."; break; case '!': subst = (!escape) ? "^" : "!"; break; case '?': subst = (!escape) ? "." : "?"; break; case '\\': escape = !escape; break; default: escape = false; } if (subst != null) { sb.append(subst); escape = false; } else sb.append(c); } // the converted pattern String regexpr = sb.toString(); //Com.DPrintf("pattern: " + pattern + " regexpr: " + regexpr + // '\n'); try { Pattern.compile(regexpr); } catch (PatternSyntaxException e) { Com.Printf("invalid file pattern ( *.* is used instead )\n"); return ".*"; // the default } return regexpr; } boolean CompareAttributes(File dir, int musthave, int canthave) { // . and .. never match String name = dir.getName(); if (name.equals(".") || name.equals("..")) return false; return true; } } //============================================ static File[] fdir; static int fileindex; static String findbase; static String findpattern; // ok. public static File FindFirst(String path, int musthave, int canthave) { if (fdir != null) Sys.Error("Sys_BeginFind without close"); // COM_FilePath (path, findbase); fdir = FindAll(path, canthave, musthave); fileindex = 0; if (fdir == null) return null; return FindNext(); } public static File FindNext() { if (fileindex >= fdir.length) return null; return fdir[fileindex++]; } public static void FindClose() { fdir = null; } public static void SendKeyEvents() { Globals.re.getKeyboardHandler().Update(); // grab frame time Globals.sys_frame_time = Timer.Milliseconds(); } public static String GetClipboardData() { // TODO: implement GetClipboardData return null; } public static void ConsoleOutput(String msg) { if (Globals.nostdout != null && Globals.nostdout.value != 0) return; System.out.print(msg); } }
