-/*\r
- * Jalview - A Sequence Alignment Editor and Viewer (Version 2.4)\r
- * Copyright (C) 2008 AM Waterhouse, J Procter, G Barton, M Clamp, S Searle\r
- * \r
- * This program is free software; you can redistribute it and/or\r
- * modify it under the terms of the GNU General Public License\r
- * as published by the Free Software Foundation; either version 2\r
- * of the License, or (at your option) any later version.\r
- * \r
- * This program is distributed in the hope that it will be useful,\r
- * but WITHOUT ANY WARRANTY; without even the implied warranty of\r
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\r
- * GNU General Public License for more details.\r
- * \r
- * You should have received a copy of the GNU General Public License\r
- * along with this program; if not, write to the Free Software\r
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA\r
- */\r
-package jalview.util;\r
-\r
-/**\r
- * System platform information used by Applet and Application\r
- * \r
- * @author Jim Procter\r
- */\r
-public class Platform\r
-{\r
- /**\r
- * sorry folks - Macs really are different\r
- * \r
- * @return true if we do things in a special way.\r
- */\r
- public boolean isAMac()\r
- {\r
- return java.lang.System.getProperty("os.name").indexOf("Mac") > -1;\r
-\r
- }\r
-\r
-}\r
+/*
+ * Jalview - A Sequence Alignment Editor and Viewer (Version 2.9)
+ * Copyright (C) 2015 The Jalview Authors
+ *
+ * This file is part of Jalview.
+ *
+ * Jalview 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 3
+ * of the License, or (at your option) any later version.
+ *
+ * Jalview 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 Jalview. If not, see <http://www.gnu.org/licenses/>.
+ * The Jalview Authors are detailed in the 'AUTHORS' file.
+ */
+package jalview.util;
+
+/**
+ * System platform information used by Applet and Application
+ *
+ * @author Jim Procter
+ */
+public class Platform
+{
+ /**
+ * sorry folks - Macs really are different
+ *
+ * @return true if we do things in a special way.
+ */
+ public static boolean isAMac()
+ {
+ return java.lang.System.getProperty("os.name").indexOf("Mac") > -1;
+
+ }
+
+ public static boolean isHeadless()
+ {
+ String hdls = java.lang.System.getProperty("java.awt.headless");
+
+ return hdls != null && hdls.equals("true");
+ }
+
+ /**
+ *
+ * @return nominal maximum command line length for this platform
+ */
+ public static int getMaxCommandLineLength()
+ {
+ // TODO: determine nominal limits for most platforms.
+ return 2046; // this is the max length for a windows NT system.
+ }
+
+ /**
+ * escape a string according to the local platform's escape character
+ *
+ * @param file
+ * @return escaped file
+ */
+ public static String escapeString(String file)
+ {
+ StringBuffer f = new StringBuffer();
+ int p = 0, lastp = 0;
+ while ((p = file.indexOf('\\', lastp)) > -1)
+ {
+ f.append(file.subSequence(lastp, p));
+ f.append("\\\\");
+ lastp = p + 1;
+ }
+ f.append(file.substring(lastp));
+ return f.toString();
+ }
+}