X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fio%2FJalviewFileFilter.java;h=534a07993a1657d286f519fef5c42394325479e2;hb=e894eb87d40be6e8452d19032ddffe80dad5f804;hp=3252a988269c7b1aa9370d5f3a1a0c42c91a7042;hpb=0f71bfca98457c30f1051f142c31b6aaa3e23ead;p=jalview.git diff --git a/src/jalview/io/JalviewFileFilter.java b/src/jalview/io/JalviewFileFilter.java index 3252a98..534a079 100755 --- a/src/jalview/io/JalviewFileFilter.java +++ b/src/jalview/io/JalviewFileFilter.java @@ -1,172 +1,172 @@ -/* - * Jalview - A Sequence Alignment Editor and Viewer - * Copyright (C) 2005 AM Waterhouse, J Procter, G Barton, M Clamp, S Searle - * - * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA - */ -package jalview.io; - -import java.io.*; -import java.util.*; - -import javax.swing.filechooser.FileFilter; - -public class JalviewFileFilter - extends FileFilter -{ - public static Hashtable suffixHash = new Hashtable(); - private Hashtable filters = null; - private String description = "no description"; - private String fullDescription = "full description"; - private boolean useExtensionsInDescription = true; - - public JalviewFileFilter(String extension, String description) - { - StringTokenizer st = new StringTokenizer(extension, ","); - - while (st.hasMoreElements()) - { - addExtension(st.nextToken().trim()); - } - - setDescription(description); - } - - public JalviewFileFilter(String[] filts) - { - this(filts, null); - } - - public JalviewFileFilter(String[] filts, String description) - { - for (int i = 0; i < filts.length; i++) - { - // add filters one by one - addExtension(filts[i]); - } - - if (description != null) - { - setDescription(description); - } - } - - public String getAcceptableExtension() - { - return filters.keys().nextElement().toString(); - } - - // takes account of the fact that database is a directory - public boolean accept(File f) - { - if (f != null) - { - String extension = getExtension(f); - - if (f.isDirectory()) - { - return true; - } - - if ( (extension != null) && (filters.get(getExtension(f)) != null)) - { - return true; - } - } - - return false; - } - - public String getExtension(File f) - { - if (f != null) - { - String filename = f.getName(); - int i = filename.lastIndexOf('.'); - - if ( (i > 0) && (i < (filename.length() - 1))) - { - return filename.substring(i + 1).toLowerCase(); - } - - ; - } - - return ""; - } - - public void addExtension(String extension) - { - if (filters == null) - { - filters = new Hashtable(5); - } - - filters.put(extension.toLowerCase(), this); - fullDescription = null; - } - - public String getDescription() - { - if (fullDescription == null) - { - if ( (description == null) || isExtensionListInDescription()) - { - fullDescription = (description == null) ? "(" : (description + - " ("); - - // build the description from the extension list - Enumeration extensions = filters.keys(); - - if (extensions != null) - { - fullDescription += ("." + - (String) extensions.nextElement()); - - while (extensions.hasMoreElements()) - { - fullDescription += (", " + - (String) extensions.nextElement()); - } - } - - fullDescription += ")"; - } - else - { - fullDescription = description; - } - } - - return fullDescription; - } - - public void setDescription(String description) - { - this.description = description; - fullDescription = null; - } - - public void setExtensionListInDescription(boolean b) - { - useExtensionsInDescription = b; - fullDescription = null; - } - - public boolean isExtensionListInDescription() - { - return useExtensionsInDescription; - } -} +/* + * Jalview - A Sequence Alignment Editor and Viewer + * Copyright (C) 2006 AM Waterhouse, J Procter, G Barton, M Clamp, S Searle + * + * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA + */ +package jalview.io; + +import java.io.*; +import java.util.*; + +import javax.swing.filechooser.FileFilter; + +public class JalviewFileFilter + extends FileFilter +{ + public static Hashtable suffixHash = new Hashtable(); + private Hashtable filters = null; + private String description = "no description"; + private String fullDescription = "full description"; + private boolean useExtensionsInDescription = true; + + public JalviewFileFilter(String extension, String description) + { + StringTokenizer st = new StringTokenizer(extension, ","); + + while (st.hasMoreElements()) + { + addExtension(st.nextToken().trim()); + } + + setDescription(description); + } + + public JalviewFileFilter(String[] filts) + { + this(filts, null); + } + + public JalviewFileFilter(String[] filts, String description) + { + for (int i = 0; i < filts.length; i++) + { + // add filters one by one + addExtension(filts[i]); + } + + if (description != null) + { + setDescription(description); + } + } + + public String getAcceptableExtension() + { + return filters.keys().nextElement().toString(); + } + + // takes account of the fact that database is a directory + public boolean accept(File f) + { + if (f != null) + { + String extension = getExtension(f); + + if (f.isDirectory()) + { + return true; + } + + if ( (extension != null) && (filters.get(getExtension(f)) != null)) + { + return true; + } + } + + return false; + } + + public String getExtension(File f) + { + if (f != null) + { + String filename = f.getName(); + int i = filename.lastIndexOf('.'); + + if ( (i > 0) && (i < (filename.length() - 1))) + { + return filename.substring(i + 1).toLowerCase(); + } + + ; + } + + return ""; + } + + public void addExtension(String extension) + { + if (filters == null) + { + filters = new Hashtable(5); + } + + filters.put(extension.toLowerCase(), this); + fullDescription = null; + } + + public String getDescription() + { + if (fullDescription == null) + { + if ( (description == null) || isExtensionListInDescription()) + { + fullDescription = (description == null) ? "(" : (description + + " ("); + + // build the description from the extension list + Enumeration extensions = filters.keys(); + + if (extensions != null) + { + fullDescription += ("." + + (String) extensions.nextElement()); + + while (extensions.hasMoreElements()) + { + fullDescription += (", " + + (String) extensions.nextElement()); + } + } + + fullDescription += ")"; + } + else + { + fullDescription = description; + } + } + + return fullDescription; + } + + public void setDescription(String description) + { + this.description = description; + fullDescription = null; + } + + public void setExtensionListInDescription(boolean b) + { + useExtensionsInDescription = b; + fullDescription = null; + } + + public boolean isExtensionListInDescription() + { + return useExtensionsInDescription; + } +}