Java tutorial
//package com.java2s; /* * 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. * */ import android.content.Context; import android.drm.DrmManagerClient; import android.util.Log; public class Main { private static final String TAG = "DownloadDrmHelper"; /** * 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; } }