diff options
Diffstat (limited to 'src/java/com/google/android/mms/util/DownloadDrmHelper.java')
-rw-r--r-- | src/java/com/google/android/mms/util/DownloadDrmHelper.java | 111 |
1 files changed, 0 insertions, 111 deletions
diff --git a/src/java/com/google/android/mms/util/DownloadDrmHelper.java b/src/java/com/google/android/mms/util/DownloadDrmHelper.java deleted file mode 100644 index 6852eca..0000000 --- a/src/java/com/google/android/mms/util/DownloadDrmHelper.java +++ /dev/null @@ -1,111 +0,0 @@ -/* - * Copyright (C) 2012 The Android Open Source Project - * - * 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 com.google.android.mms.util; - -import android.content.Context; -import android.drm.DrmManagerClient; -import android.util.Log; - -public class DownloadDrmHelper { - private static final String TAG = "DownloadDrmHelper"; - - /** The MIME type of special DRM files */ - public static final String MIMETYPE_DRM_MESSAGE = "application/vnd.oma.drm.message"; - - /** The extensions of special DRM files */ - public static final String EXTENSION_DRM_MESSAGE = ".dm"; - - public static final String EXTENSION_INTERNAL_FWDL = ".fl"; - - /** - * Checks if the Media Type is a DRM Media Type - * - * @param drmManagerClient A DrmManagerClient - * @param mimetype Media Type to check - * @return True if the Media Type is DRM else false - */ - public static boolean isDrmMimeType(Context context, String mimetype) { - boolean result = false; - if (context != null) { - try { - DrmManagerClient drmClient = new DrmManagerClient(context); - if (drmClient != null && mimetype != null && mimetype.length() > 0) { - result = drmClient.canHandle("", mimetype); - } - } catch (IllegalArgumentException e) { - Log.w(TAG, - "DrmManagerClient instance could not be created, context is Illegal."); - } catch (IllegalStateException e) { - Log.w(TAG, "DrmManagerClient didn't initialize properly."); - } - } - return result; - } - - /** - * Checks if the Media Type needs to be DRM converted - * - * @param mimetype Media type of the content - * @return True if convert is needed else false - */ - public static boolean isDrmConvertNeeded(String mimetype) { - return MIMETYPE_DRM_MESSAGE.equals(mimetype); - } - - /** - * Modifies the file extension for a DRM Forward Lock file NOTE: This - * function shouldn't be called if the file shouldn't be DRM converted - */ - public static String modifyDrmFwLockFileExtension(String filename) { - if (filename != null) { - int extensionIndex; - extensionIndex = filename.lastIndexOf("."); - if (extensionIndex != -1) { - filename = filename.substring(0, extensionIndex); - } - filename = filename.concat(EXTENSION_INTERNAL_FWDL); - } - return filename; - } - - /** - * Gets the original mime type of DRM protected content. - * - * @param context The context - * @param path Path to the file - * @param containingMime The current mime type of of the file i.e. the - * containing mime type - * @return The original mime type of the file if DRM protected else the - * currentMime - */ - public static String getOriginalMimeType(Context context, String path, String containingMime) { - String result = containingMime; - DrmManagerClient drmClient = new DrmManagerClient(context); - try { - if (drmClient.canHandle(path, null)) { - result = drmClient.getOriginalMimeType(path); - } - } catch (IllegalArgumentException ex) { - Log.w(TAG, - "Can't get original mime type since path is null or empty string."); - } catch (IllegalStateException ex) { - Log.w(TAG, "DrmManagerClient didn't initialize properly."); - } - return result; - } -} |