legacy/runtime/org.argeo.slc.server/src/main/java/org/argeo/slc/web/ajaxplorer/file/FileType.java

   1 /*
   2  * Copyright (C) 2007-2012 Mathieu Baudier
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *         http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package org.argeo.slc.web.ajaxplorer.file;
  17
  18 import java.io.File;
  19
  20 import org.argeo.slc.web.ajaxplorer.AjxpDriverException;
  21
  22 public enum FileType {
  23         FOLDER("folder.png", "Directory"), UNKNOWN("mime_empty.png", "Unkown"), GIF(
  24                         "image.png", "GIF Picture"), JPEG("image.png", "JPEG Picture"), PNG(
  25                         "image.png", "PNG Picture");
  26
  27         private final String icon;
  28         private final String mimeString;
  29
  30         FileType(String icon, String mimeString) {
  31                 this.icon = icon;
  32                 this.mimeString = mimeString;
  33         }
  34
  35         public String getIcon() {
  36                 return icon;
  37         }
  38
  39         public String getMimeString() {
  40                 return mimeString;
  41         }
  42
  43         public boolean isImage() {
  44                 return this == GIF || this == JPEG || this == PNG;
  45         }
  46
  47         public String getImageType() {
  48                 switch (this) {
  49                 case GIF:
  50                         return "image/gif";
  51                 case JPEG:
  52                         return "image/jpeg";
  53                 case PNG:
  54                         return "image/png";
  55                 }
  56                 throw new AjxpDriverException("Image type undefined for " + this);
  57         }
  58
  59         public static FileType findType(File file) {
  60                 String ext = file.isDirectory() ? null : file.getName().substring(
  61                                 file.getName().indexOf('.') + 1);
  62                 return findType(ext);
  63         }
  64
  65         /**
  66          * Find the type based on the extension.
  67          *
  68          * @param ext
  69          *            the extension, null for a directory
  70          */
  71         public static FileType findType(String extArg) {
  72                 if (extArg == null)
  73                         return FOLDER;
  74
  75                 String ext = extArg.toLowerCase();
  76                 if (ext.equals("jpg") || ext.equals("jpeg"))
  77                         return JPEG;
  78                 else if (ext.equals("gif"))
  79                         return GIF;
  80                 else if (ext.equals("png"))
  81                         return PNG;
  82                 else
  83                         return UNKNOWN;
  84         }
  85 }