diff options
Diffstat (limited to 'BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/viewer/MimeFilter.java')
| -rw-r--r-- | BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/viewer/MimeFilter.java | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/viewer/MimeFilter.java b/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/viewer/MimeFilter.java new file mode 100644 index 00000000..c0385dce --- /dev/null +++ b/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/viewer/MimeFilter.java @@ -0,0 +1,115 @@ +/* +* Copyright 2008 Federal Chancellery Austria and +* Graz University of Technology +* +* Licensed under the Apache License, Version 2.0 (the "License"); +* you may not use this file except in compliance with the License. +* You may obtain a copy of the License at +* +* http://www.apache.org/licenses/LICENSE-2.0 +* +* Unless required by applicable law or agreed to in writing, software +* distributed under the License is distributed on an "AS IS" BASIS, +* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +* See the License for the specific language governing permissions and +* limitations under the License. +*/ +package at.gv.egiz.bku.gui.viewer; + +import java.io.File; +import java.util.ResourceBundle; +import javax.swing.filechooser.FileFilter; + +/** + * + * @author clemens + */ +class MimeFilter extends FileFilter { + + private static final String MIMETYPE_DESC_XML = "mimetype.desc.xml"; + private static final String MIMETYPE_DESC_HTML = "mimetype.desc.html"; + private static final String MIMETYPE_DESC_XHTML = "mimetype.desc.xhtml"; + private static final String MIMETYPE_DESC_TXT = "mimetype.desc.txt"; + private static final String MIMETYPE_DESC_PDF = "mimetype.desc.pdf"; + private static final String MIMETYPE_DESC_BIN = "mimetype.desc.bin"; + private static final String MIMETYPE_DESC_UNKNOWN = "mimetype.desc.unknown"; + + protected String mimeType; + protected ResourceBundle messages; + + public MimeFilter(String mimeType, ResourceBundle messages) { + this.mimeType = mimeType; + this.messages = messages; + } + + @Override + public boolean accept(File f) { + + if (f.isDirectory()) { + return true; + } + + String ext = getExtension(f); + if ("text/xml".equals(mimeType)) { + return "xml".equalsIgnoreCase(ext); + } else if ("text/html".equals(mimeType)) { + return "html".equalsIgnoreCase(ext) || "htm".equalsIgnoreCase(ext); + } else if ("application/xhtml+xml".equals(mimeType)) { + return "xhtml".equalsIgnoreCase(ext); + } else if ("text/plain".equals(mimeType)) { + return "txt".equalsIgnoreCase(ext); + } else if ("application/pdf".equals(mimeType)) { + return "pdf".equalsIgnoreCase(ext); + } else { + return true; + } + } + + private String getExtension(File f) { + String ext = null; + String s = f.getName(); + int i = s.lastIndexOf('.'); + + if (i > 0 && i < s.length() - 1) { + ext = s.substring(i + 1).toLowerCase(); + } + return ext; + } + + @Override + public String getDescription() { + if ("text/xml".equals(mimeType)) { + return messages.getString(MIMETYPE_DESC_XML); + } else if ("text/html".equals(mimeType)) { + return messages.getString(MIMETYPE_DESC_HTML); + } else if ("application/xhtml+xml".equals(mimeType)) { + return messages.getString(MIMETYPE_DESC_XHTML); + } else if ("text/plain".equals(mimeType)) { + return messages.getString(MIMETYPE_DESC_TXT); + } else if ("application/pdf".equals(mimeType)) { + return messages.getString(MIMETYPE_DESC_PDF); + } else if ("application/octet-stream".equals(mimeType)) { + return messages.getString(MIMETYPE_DESC_BIN); + } else { + return messages.getString(MIMETYPE_DESC_UNKNOWN); + } + } + + public static String getExtension(String mimeType) { + if ("text/xml".equals(mimeType)) { + return ".xml"; + } else if ("text/html".equals(mimeType)) { + return ".html"; + } else if ("application/xhtml+xml".equals(mimeType)) { + return ".xhtml"; + } else if ("text/plain".equals(mimeType)) { + return ".txt"; + } else if ("application/pdf".equals(mimeType)) { + return ".pdf"; + } else if ("application/octet-stream".equals(mimeType)) { + return ".bin"; + } else { + return ""; + } + } +}
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