diff options
Diffstat (limited to 'src/com/android/providers/downloads/DrmConvertSession.java')
| -rw-r--r-- | src/com/android/providers/downloads/DrmConvertSession.java | 171 |
1 files changed, 0 insertions, 171 deletions
diff --git a/src/com/android/providers/downloads/DrmConvertSession.java b/src/com/android/providers/downloads/DrmConvertSession.java deleted file mode 100644 index d10edf14..00000000 --- a/src/com/android/providers/downloads/DrmConvertSession.java +++ /dev/null @@ -1,171 +0,0 @@ -/* - * Copyright (C) 2011 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.android.providers.downloads; - -import android.content.Context; -import android.drm.DrmConvertedStatus; -import android.drm.DrmManagerClient; -import android.util.Log; -import android.provider.Downloads; - -import java.io.FileNotFoundException; -import java.io.IOException; -import java.io.RandomAccessFile; - - -public class DrmConvertSession { - private DrmManagerClient mDrmClient; - private int mConvertSessionId; - - private DrmConvertSession(DrmManagerClient drmClient, int convertSessionId) { - mDrmClient = drmClient; - mConvertSessionId = convertSessionId; - } - - /** - * Start of converting a file. - * - * @param context The context of the application running the convert session. - * @param mimeType Mimetype of content that shall be converted. - * @return A convert session or null in case an error occurs. - */ - public static DrmConvertSession open(Context context, String mimeType) { - DrmManagerClient drmClient = null; - int convertSessionId = -1; - if (context != null && mimeType != null && !mimeType.equals("")) { - try { - drmClient = new DrmManagerClient(context); - try { - convertSessionId = drmClient.openConvertSession(mimeType); - } catch (IllegalArgumentException e) { - Log.w(Constants.TAG, "Conversion of Mimetype: " + mimeType - + " is not supported.", e); - } catch (IllegalStateException e) { - Log.w(Constants.TAG, "Could not access Open DrmFramework.", e); - } - } catch (IllegalArgumentException e) { - Log.w(Constants.TAG, - "DrmManagerClient instance could not be created, context is Illegal."); - } catch (IllegalStateException e) { - Log.w(Constants.TAG, "DrmManagerClient didn't initialize properly."); - } - } - - if (drmClient == null || convertSessionId < 0) { - return null; - } else { - return new DrmConvertSession(drmClient, convertSessionId); - } - } - /** - * Convert a buffer of data to protected format. - * - * @param buffer Buffer filled with data to convert. - * @param size The number of bytes that shall be converted. - * @return A Buffer filled with converted data, if execution is ok, in all - * other case null. - */ - public byte [] convert(byte[] inBuffer, int size) { - byte[] result = null; - if (inBuffer != null) { - DrmConvertedStatus convertedStatus = null; - try { - if (size != inBuffer.length) { - byte[] buf = new byte[size]; - System.arraycopy(inBuffer, 0, buf, 0, size); - convertedStatus = mDrmClient.convertData(mConvertSessionId, buf); - } else { - convertedStatus = mDrmClient.convertData(mConvertSessionId, inBuffer); - } - - if (convertedStatus != null && - convertedStatus.statusCode == DrmConvertedStatus.STATUS_OK && - convertedStatus.convertedData != null) { - result = convertedStatus.convertedData; - } - } catch (IllegalArgumentException e) { - Log.w(Constants.TAG, "Buffer with data to convert is illegal. Convertsession: " - + mConvertSessionId, e); - } catch (IllegalStateException e) { - Log.w(Constants.TAG, "Could not convert data. Convertsession: " + - mConvertSessionId, e); - } - } else { - throw new IllegalArgumentException("Parameter inBuffer is null"); - } - return result; - } - - /** - * Ends a conversion session of a file. - * - * @param fileName The filename of the converted file. - * @return Downloads.Impl.STATUS_SUCCESS if execution is ok. - * Downloads.Impl.STATUS_FILE_ERROR in case converted file can not - * be accessed. Downloads.Impl.STATUS_NOT_ACCEPTABLE if a problem - * occurs when accessing drm framework. - * Downloads.Impl.STATUS_UNKNOWN_ERROR if a general error occurred. - */ - public int close(String filename) { - DrmConvertedStatus convertedStatus = null; - int result = Downloads.Impl.STATUS_UNKNOWN_ERROR; - if (mDrmClient != null && mConvertSessionId >= 0) { - try { - convertedStatus = mDrmClient.closeConvertSession(mConvertSessionId); - if (convertedStatus == null || - convertedStatus.statusCode != DrmConvertedStatus.STATUS_OK || - convertedStatus.convertedData == null) { - result = Downloads.Impl.STATUS_NOT_ACCEPTABLE; - } else { - RandomAccessFile rndAccessFile = null; - try { - rndAccessFile = new RandomAccessFile(filename, "rw"); - rndAccessFile.seek(convertedStatus.offset); - rndAccessFile.write(convertedStatus.convertedData); - result = Downloads.Impl.STATUS_SUCCESS; - } catch (FileNotFoundException e) { - result = Downloads.Impl.STATUS_FILE_ERROR; - Log.w(Constants.TAG, "File: " + filename + " could not be found.", e); - } catch (IOException e) { - result = Downloads.Impl.STATUS_FILE_ERROR; - Log.w(Constants.TAG, "Could not access File: " + filename + " .", e); - } catch (IllegalArgumentException e) { - result = Downloads.Impl.STATUS_FILE_ERROR; - Log.w(Constants.TAG, "Could not open file in mode: rw", e); - } catch (SecurityException e) { - Log.w(Constants.TAG, "Access to File: " + filename + - " was denied denied by SecurityManager.", e); - } finally { - if (rndAccessFile != null) { - try { - rndAccessFile.close(); - } catch (IOException e) { - result = Downloads.Impl.STATUS_FILE_ERROR; - Log.w(Constants.TAG, "Failed to close File:" + filename - + ".", e); - } - } - } - } - } catch (IllegalStateException e) { - Log.w(Constants.TAG, "Could not close convertsession. Convertsession: " + - mConvertSessionId, e); - } - } - return result; - } -} |