1 /*
2  * Copyright (C) 2016 The Android Open Source Project
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.mozilla.thirdparty.com.google.android.exoplayer2.drm;
17 
18 import androidx.annotation.IntDef;
19 import java.lang.annotation.Documented;
20 import java.lang.annotation.Retention;
21 import java.lang.annotation.RetentionPolicy;
22 
23 /**
24  * Thrown when the requested DRM scheme is not supported.
25  */
26 public final class UnsupportedDrmException extends Exception {
27 
28   /**
29    * The reason for the exception. One of {@link #REASON_UNSUPPORTED_SCHEME} or {@link
30    * #REASON_INSTANTIATION_ERROR}.
31    */
32   @Documented
33   @Retention(RetentionPolicy.SOURCE)
34   @IntDef({REASON_UNSUPPORTED_SCHEME, REASON_INSTANTIATION_ERROR})
35   public @interface Reason {}
36   /**
37    * The requested DRM scheme is unsupported by the device.
38    */
39   public static final int REASON_UNSUPPORTED_SCHEME = 1;
40   /**
41    * There device advertises support for the requested DRM scheme, but there was an error
42    * instantiating it. The cause can be retrieved using {@link #getCause()}.
43    */
44   public static final int REASON_INSTANTIATION_ERROR = 2;
45 
46   /**
47    * Either {@link #REASON_UNSUPPORTED_SCHEME} or {@link #REASON_INSTANTIATION_ERROR}.
48    */
49   @Reason public final int reason;
50 
51   /**
52    * @param reason {@link #REASON_UNSUPPORTED_SCHEME} or {@link #REASON_INSTANTIATION_ERROR}.
53    */
UnsupportedDrmException(@eason int reason)54   public UnsupportedDrmException(@Reason int reason) {
55     this.reason = reason;
56   }
57 
58   /**
59    * @param reason {@link #REASON_UNSUPPORTED_SCHEME} or {@link #REASON_INSTANTIATION_ERROR}.
60    * @param cause The cause of this exception.
61    */
UnsupportedDrmException(@eason int reason, Exception cause)62   public UnsupportedDrmException(@Reason int reason, Exception cause) {
63     super(cause);
64     this.reason = reason;
65   }
66 
67 }
68