X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fio%2FJalviewFileFilter.java;h=cc63a2240afb19699e753dc897f4218e4ef7af86;hb=c4c37610dc373b9b3349e5c0915c6eddda2efe31;hp=d6c6d4b6873d8c08cbad63661ce1a1ca60d14118;hpb=99c58ee0ae2a848f982552e53feaf6d5cb9925e5;p=jalview.git
diff --git a/src/jalview/io/JalviewFileFilter.java b/src/jalview/io/JalviewFileFilter.java
index d6c6d4b..cc63a22 100755
--- a/src/jalview/io/JalviewFileFilter.java
+++ b/src/jalview/io/JalviewFileFilter.java
@@ -1,138 +1,208 @@
-/*
-* 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 javax.swing.filechooser.*;
-import java.io.File;
-import java.util.*;
-
-public class JalviewFileFilter extends FileFilter
-{
- private static String TYPE_UNKNOWN = "Type Unknown";
- private static String HIDDEN_FILE = "Hidden File";
- 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 String getAcceptableExtension()
- {
- return filters.keys().nextElement().toString();
- }
-
- 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);
- }
-
- // 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()) {
- if(extension == null || extension.equals("")) {
- return true;
- } else {
- if(filters.get(getExtension(f)) != null) {
- 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.
+ * The Jalview Authors are detailed in the 'AUTHORS' file.
+ */
+package jalview.io;
+
+import java.io.File;
+import java.util.Iterator;
+import java.util.LinkedHashMap;
+import java.util.Map;
+import java.util.StringTokenizer;
+
+import javax.swing.filechooser.FileFilter;
+
+public class JalviewFileFilter extends FileFilter
+{
+ private Map filters = null;
+
+ private String description = "no description";
+
+ private String fullDescription = "full description";
+
+ private boolean useExtensionsInDescription = true;
+
+ private JalviewFileChooser parentJFC = null;
+
+ 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.keySet().iterator().next().toString();
+ }
+
+ // takes account of the fact that database is a directory
+ @Override
+ public boolean accept(File f)
+ {
+
+ if (f != null)
+ {
+ String extension = getExtension(f);
+
+ if (f.isDirectory())
+ {
+ return true;
+ }
+
+ if ((extension != null) && (filters.get(extension) != null))
+ {
+ return true;
+ }
+
+ }
+
+ if (parentJFC != null && parentJFC.includeBackupFiles)
+ {
+ Iterator it = filters.keySet().iterator();
+ EXTENSION: while (it.hasNext())
+ {
+ String ext = it.next();
+
+ // quick negative test
+ if (!f.getName().contains(ext))
+ {
+ continue EXTENSION;
+ }
+
+ BackupFilenameParts bfp = BackupFilenameParts
+ .currentBackupFilenameParts(f.getName(), ext, true);
+ if (bfp.isBackupFile())
+ {
+ 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 LinkedHashMap<>(5);
+ }
+
+ filters.put(extension.toLowerCase(), this);
+ fullDescription = null;
+ }
+
+ @Override
+ public String getDescription()
+ {
+ if (fullDescription == null)
+ {
+ if ((description == null) || isExtensionListInDescription())
+ {
+ fullDescription = (description == null) ? "("
+ : (description + " (");
+
+ // build the description from the extension list
+ Iterator extensions = filters.keySet().iterator();
+
+ if (extensions != null)
+ {
+ fullDescription += ("." + extensions.next());
+
+ while (extensions.hasNext())
+ {
+ fullDescription += (", " + extensions.next());
+ }
+ }
+
+ 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;
+ }
+
+ protected void setParentJFC(JalviewFileChooser p)
+ {
+ this.parentJFC = p;
+ }
+
+}