52cb1e5988
o added missing javadoc comment for some public fields o added checks for arguments o DrmSupportInfo should have not been exposed as public. A default package access modifier appears to be more proper but we may not be able to change the modifier. Change-Id: I5b284c17219c5121f241ee2934fb3e859ce7c827
85 lines
3.0 KiB
Java
Executable File
85 lines
3.0 KiB
Java
Executable File
/*
|
|
* Copyright (C) 2010 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 android.drm;
|
|
|
|
/**
|
|
* An entity class that wraps converted data, conversion status, and the
|
|
* offset for appending the header and body signature to the converted data.
|
|
* An instance of this class may be created two ways by the drm framework:
|
|
* a) a call to {@link DrmManagerClient#convertData DrmManagerClient.convertData()} and
|
|
* b) a call to {@link DrmManagerClient#closeConvertSession DrmManagerClient.closeConvertSession()}.
|
|
* An valid offset value is provided only from a success call to
|
|
* {@link DrmManagerClient#closeConvertSession DrmManagerClient.closeConvertSession()}.
|
|
*
|
|
*/
|
|
public class DrmConvertedStatus {
|
|
// The following status code constants must be in sync with
|
|
// DrmConvertedStatus.cpp. Please also update isValidStatusCode()
|
|
// when more status code constants are added.
|
|
/**
|
|
* Indicate the conversion status is successful.
|
|
*/
|
|
public static final int STATUS_OK = 1;
|
|
/**
|
|
* Indicate a failed conversion status due to input data.
|
|
*/
|
|
public static final int STATUS_INPUTDATA_ERROR = 2;
|
|
/**
|
|
* Indicate a general failed conversion status.
|
|
*/
|
|
public static final int STATUS_ERROR = 3;
|
|
|
|
/**
|
|
* Status code for the conversion. Must be one of the defined status
|
|
* constants above.
|
|
*/
|
|
public final int statusCode;
|
|
/**
|
|
* Converted data. It is optional and thus can be null.
|
|
*/
|
|
public final byte[] convertedData;
|
|
/**
|
|
* Offset value for the body and header signature.
|
|
*/
|
|
public final int offset;
|
|
|
|
/**
|
|
* Creates a <code>DrmConvertedStatus</code> object with the specified parameters.
|
|
*
|
|
* @param statusCode Conversion status. Must be one of the status code constants
|
|
* defined above.
|
|
* @param convertedData Converted data. It can be null.
|
|
* @param offset Offset value for appending the header and body signature.
|
|
*/
|
|
public DrmConvertedStatus(int statusCode, byte[] convertedData, int offset) {
|
|
if (!isValidStatusCode(statusCode)) {
|
|
throw new IllegalArgumentException("Unsupported status code: " + statusCode);
|
|
}
|
|
|
|
this.statusCode = statusCode;
|
|
this.convertedData = convertedData;
|
|
this.offset = offset;
|
|
}
|
|
|
|
private boolean isValidStatusCode(int statusCode) {
|
|
return statusCode == STATUS_OK ||
|
|
statusCode == STATUS_INPUTDATA_ERROR ||
|
|
statusCode == STATUS_ERROR;
|
|
}
|
|
}
|
|
|