| /******************************************************************************* |
| * Copyright (C) 2007 The University of Manchester |
| * |
| * Modifications to the initial code base are copyright of their |
| * respective authors, or their employers as appropriate. |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public License |
| * as published by the Free Software Foundation; either version 2.1 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 |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser 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 |
| ******************************************************************************/ |
| package net.sf.taverna.t2.workbench.ui.credentialmanager; |
| |
| import java.io.File; |
| import java.util.Arrays; |
| import java.util.List; |
| |
| import javax.swing.filechooser.FileFilter; |
| |
| /** |
| * File filter for filtering against various file extensions. Crypto files |
| * normally contain a private key (and optionally its certificate chain) or a |
| * public key certificate (and optionally its certificate chain). |
| * |
| * .p12 or .pfx are PKCS #12 keystore files containing private key and its |
| * public key (+cert chain); .pem are ASN.1 PEM-encoded files containing one (or |
| * more concatenated) public key certificate(s); .der are ASN.1 DER-encoded |
| * files containing one public key certificate; .cer are CER-encoded files |
| * containing one ore more DER-encoded certificates; .crt files are either |
| * encoded as binary DER or as ASCII PEM. .p7 and .p7c are PKCS #7 certificate |
| * chain files (i.e. SignedData structure without data, just certificate(s)). |
| */ |
| public class CryptoFileFilter extends FileFilter { |
| // Description of the filter |
| private String description; |
| |
| // Array of file extensions to filter against |
| private List<String> exts; |
| |
| public CryptoFileFilter(String[] extList, String desc) { |
| exts = Arrays.asList(extList); |
| this.description = desc; |
| } |
| |
| @Override |
| public boolean accept(File file) { |
| if (file.isDirectory()) |
| return true; |
| if (file.isFile()) |
| for (String ext : exts) |
| if (file.getName().toLowerCase().endsWith(ext)) |
| return true; |
| return false; |
| } |
| |
| public void setDescription(String desc) { |
| this.description = desc; |
| } |
| |
| @Override |
| public String getDescription() { |
| return this.description; |
| } |
| } |