1 /* 2 * Copyright (C) 2007-2008 Esmertec AG. 3 * Copyright (C) 2007-2008 The Android Open Source Project 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18 package com.google.android.mms; 19 20 import java.util.ArrayList; 21 22 public class ContentType { 23 public static final String MMS_MESSAGE = "application/vnd.wap.mms-message"; 24 // The phony content type for generic PDUs (e.g. ReadOrig.ind, 25 // Notification.ind, Delivery.ind). 26 public static final String MMS_GENERIC = "application/vnd.wap.mms-generic"; 27 public static final String MULTIPART_MIXED = "application/vnd.wap.multipart.mixed"; 28 public static final String MULTIPART_RELATED = "application/vnd.wap.multipart.related"; 29 public static final String MULTIPART_ALTERNATIVE = "application/vnd.wap.multipart.alternative"; 30 31 public static final String TEXT_PLAIN = "text/plain"; 32 public static final String TEXT_HTML = "text/html"; 33 public static final String TEXT_VCALENDAR = "text/x-vCalendar"; 34 public static final String TEXT_VCARD = "text/x-vCard"; 35 36 public static final String IMAGE_UNSPECIFIED = "image/*"; 37 public static final String IMAGE_JPEG = "image/jpeg"; 38 public static final String IMAGE_JPG = "image/jpg"; 39 public static final String IMAGE_GIF = "image/gif"; 40 public static final String IMAGE_WBMP = "image/vnd.wap.wbmp"; 41 public static final String IMAGE_PNG = "image/png"; 42 43 public static final String AUDIO_UNSPECIFIED = "audio/*"; 44 public static final String AUDIO_AAC = "audio/aac"; 45 public static final String AUDIO_AMR = "audio/amr"; 46 public static final String AUDIO_IMELODY = "audio/imelody"; 47 public static final String AUDIO_MID = "audio/mid"; 48 public static final String AUDIO_MIDI = "audio/midi"; 49 public static final String AUDIO_MP3 = "audio/mp3"; 50 public static final String AUDIO_MPEG3 = "audio/mpeg3"; 51 public static final String AUDIO_MPEG = "audio/mpeg"; 52 public static final String AUDIO_MPG = "audio/mpg"; 53 public static final String AUDIO_MP4 = "audio/mp4"; 54 public static final String AUDIO_X_MID = "audio/x-mid"; 55 public static final String AUDIO_X_MIDI = "audio/x-midi"; 56 public static final String AUDIO_X_MP3 = "audio/x-mp3"; 57 public static final String AUDIO_X_MPEG3 = "audio/x-mpeg3"; 58 public static final String AUDIO_X_MPEG = "audio/x-mpeg"; 59 public static final String AUDIO_X_MPG = "audio/x-mpg"; 60 public static final String AUDIO_3GPP = "audio/3gpp"; 61 public static final String AUDIO_OGG = "application/ogg"; 62 63 public static final String VIDEO_UNSPECIFIED = "video/*"; 64 public static final String VIDEO_3GPP = "video/3gpp"; 65 public static final String VIDEO_3G2 = "video/3gpp2"; 66 public static final String VIDEO_H263 = "video/h263"; 67 public static final String VIDEO_MP4 = "video/mp4"; 68 69 public static final String APP_SMIL = "application/smil"; 70 public static final String APP_WAP_XHTML = "application/vnd.wap.xhtml+xml"; 71 public static final String APP_XHTML = "application/xhtml+xml"; 72 73 public static final String APP_DRM_CONTENT = "application/vnd.oma.drm.content"; 74 public static final String APP_DRM_MESSAGE = "application/vnd.oma.drm.message"; 75 76 private static final ArrayList<String> sSupportedContentTypes = new ArrayList<String>(); 77 private static final ArrayList<String> sSupportedImageTypes = new ArrayList<String>(); 78 private static final ArrayList<String> sSupportedAudioTypes = new ArrayList<String>(); 79 private static final ArrayList<String> sSupportedVideoTypes = new ArrayList<String>(); 80 81 static { 82 sSupportedContentTypes.add(TEXT_PLAIN); 83 sSupportedContentTypes.add(TEXT_HTML); 84 sSupportedContentTypes.add(TEXT_VCALENDAR); 85 sSupportedContentTypes.add(TEXT_VCARD); 86 87 sSupportedContentTypes.add(IMAGE_JPEG); 88 sSupportedContentTypes.add(IMAGE_GIF); 89 sSupportedContentTypes.add(IMAGE_WBMP); 90 sSupportedContentTypes.add(IMAGE_PNG); 91 sSupportedContentTypes.add(IMAGE_JPG); 92 //supportedContentTypes.add(IMAGE_SVG); not yet supported. 93 94 sSupportedContentTypes.add(AUDIO_AAC); 95 sSupportedContentTypes.add(AUDIO_AMR); 96 sSupportedContentTypes.add(AUDIO_IMELODY); 97 sSupportedContentTypes.add(AUDIO_MID); 98 sSupportedContentTypes.add(AUDIO_MIDI); 99 sSupportedContentTypes.add(AUDIO_MP3); 100 sSupportedContentTypes.add(AUDIO_MPEG3); 101 sSupportedContentTypes.add(AUDIO_MPEG); 102 sSupportedContentTypes.add(AUDIO_MPG); 103 sSupportedContentTypes.add(AUDIO_X_MID); 104 sSupportedContentTypes.add(AUDIO_X_MIDI); 105 sSupportedContentTypes.add(AUDIO_X_MP3); 106 sSupportedContentTypes.add(AUDIO_X_MPEG3); 107 sSupportedContentTypes.add(AUDIO_X_MPEG); 108 sSupportedContentTypes.add(AUDIO_X_MPG); 109 sSupportedContentTypes.add(AUDIO_3GPP); 110 sSupportedContentTypes.add(AUDIO_OGG); 111 112 sSupportedContentTypes.add(VIDEO_3GPP); 113 sSupportedContentTypes.add(VIDEO_3G2); 114 sSupportedContentTypes.add(VIDEO_H263); 115 sSupportedContentTypes.add(VIDEO_MP4); 116 117 sSupportedContentTypes.add(APP_SMIL); 118 sSupportedContentTypes.add(APP_WAP_XHTML); 119 sSupportedContentTypes.add(APP_XHTML); 120 121 sSupportedContentTypes.add(APP_DRM_CONTENT); 122 sSupportedContentTypes.add(APP_DRM_MESSAGE); 123 124 // add supported image types 125 sSupportedImageTypes.add(IMAGE_JPEG); 126 sSupportedImageTypes.add(IMAGE_GIF); 127 sSupportedImageTypes.add(IMAGE_WBMP); 128 sSupportedImageTypes.add(IMAGE_PNG); 129 sSupportedImageTypes.add(IMAGE_JPG); 130 131 // add supported audio types 132 sSupportedAudioTypes.add(AUDIO_AAC); 133 sSupportedAudioTypes.add(AUDIO_AMR); 134 sSupportedAudioTypes.add(AUDIO_IMELODY); 135 sSupportedAudioTypes.add(AUDIO_MID); 136 sSupportedAudioTypes.add(AUDIO_MIDI); 137 sSupportedAudioTypes.add(AUDIO_MP3); 138 sSupportedAudioTypes.add(AUDIO_MPEG3); 139 sSupportedAudioTypes.add(AUDIO_MPEG); 140 sSupportedAudioTypes.add(AUDIO_MPG); 141 sSupportedAudioTypes.add(AUDIO_MP4); 142 sSupportedAudioTypes.add(AUDIO_X_MID); 143 sSupportedAudioTypes.add(AUDIO_X_MIDI); 144 sSupportedAudioTypes.add(AUDIO_X_MP3); 145 sSupportedAudioTypes.add(AUDIO_X_MPEG3); 146 sSupportedAudioTypes.add(AUDIO_X_MPEG); 147 sSupportedAudioTypes.add(AUDIO_X_MPG); 148 sSupportedAudioTypes.add(AUDIO_3GPP); 149 sSupportedAudioTypes.add(AUDIO_OGG); 150 151 // add supported video types 152 sSupportedVideoTypes.add(VIDEO_3GPP); 153 sSupportedVideoTypes.add(VIDEO_3G2); 154 sSupportedVideoTypes.add(VIDEO_H263); 155 sSupportedVideoTypes.add(VIDEO_MP4); 156 } 157 158 // This class should never be instantiated. 159 private ContentType() { 160 } 161 162 public static boolean isSupportedType(String contentType) { 163 return (null != contentType) && sSupportedContentTypes.contains(contentType); 164 } 165 166 public static boolean isSupportedImageType(String contentType) { 167 return isImageType(contentType) && isSupportedType(contentType); 168 } 169 170 public static boolean isSupportedAudioType(String contentType) { 171 return isAudioType(contentType) && isSupportedType(contentType); 172 } 173 174 public static boolean isSupportedVideoType(String contentType) { 175 return isVideoType(contentType) && isSupportedType(contentType); 176 } 177 178 public static boolean isTextType(String contentType) { 179 return (null != contentType) && contentType.startsWith("text/"); 180 } 181 182 public static boolean isImageType(String contentType) { 183 return (null != contentType) && contentType.startsWith("image/"); 184 } 185 186 public static boolean isAudioType(String contentType) { 187 return (null != contentType) && contentType.startsWith("audio/"); 188 } 189 190 public static boolean isVideoType(String contentType) { 191 return (null != contentType) && contentType.startsWith("video/"); 192 } 193 194 public static boolean isDrmType(String contentType) { 195 return (null != contentType) 196 && (contentType.equals(APP_DRM_CONTENT) 197 || contentType.equals(APP_DRM_MESSAGE)); 198 } 199 200 public static boolean isUnspecified(String contentType) { 201 return (null != contentType) && contentType.endsWith("*"); 202 } 203 204 @SuppressWarnings("unchecked") 205 public static ArrayList<String> getImageTypes() { 206 return (ArrayList<String>) sSupportedImageTypes.clone(); 207 } 208 209 @SuppressWarnings("unchecked") 210 public static ArrayList<String> getAudioTypes() { 211 return (ArrayList<String>) sSupportedAudioTypes.clone(); 212 } 213 214 @SuppressWarnings("unchecked") 215 public static ArrayList<String> getVideoTypes() { 216 return (ArrayList<String>) sSupportedVideoTypes.clone(); 217 } 218 219 @SuppressWarnings("unchecked") 220 public static ArrayList<String> getSupportedTypes() { 221 return (ArrayList<String>) sSupportedContentTypes.clone(); 222 } 223 } 224
