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/*
* 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;
/**
* Defines constants that are used by the DRM framework.
*
*/
public class DrmStore {
/**
* Interface definition for the columns that represent DRM constraints.
* {@link android.drm.DrmManagerClient#getConstraints DrmManagerClient.getConstraints()}
* can be called by an application to find out the contraints on the
* {@link android.drm.DrmStore.Action actions} that can be performed
* on right-protected content. The constants defined in this interface
* represent three most common types of constraints: count-based,
* date-based, and duration-based. Two or more constraints can be used
* at the same time to represent more sophisticated constraints.
* In addition, user-defined constraint,
* {@link #EXTENDED_METADATA extended metadata}, can be
* used if these three types of constraints are not sufficient.
*/
public interface ConstraintsColumns {
/**
* This is a count-based constraint. It represents the maximum
* repeat count that can be performed on an
* {@link android.drm.DrmStore.Action action}.
* <p>
* Type: INTEGER
*/
public static final String MAX_REPEAT_COUNT = "max_repeat_count";
/**
* This is a count-based constraint. It represents the remaining
* repeat count that can be performed on an
* {@link android.drm.DrmStore.Action action}.
* <p>
* Type: INTEGER
*/
public static final String REMAINING_REPEAT_COUNT = "remaining_repeat_count";
/**
* This is a date-based constraint. It represents the time before which
* an {@link android.drm.DrmStore.Action action} can be performed on
* the rights-protected content.
* <p>
* Type: TEXT
*/
public static final String LICENSE_START_TIME = "license_start_time";
/**
* This is a date-based constaint. It represents the time after which
* an {@link android.drm.DrmStore.Action action} can not be performed on
* the rights-protected content.
* <p>
* Type: TEXT
*/
public static final String LICENSE_EXPIRY_TIME = "license_expiry_time";
/**
* This is a duration-based constaint. It represents the available time left
* before the license expires.
* <p>
* Type: TEXT
*/
public static final String LICENSE_AVAILABLE_TIME = "license_available_time";
/**
* This is a user-defined constraint. It represents the additional constraint
* using extended metadata.
* <p>
* Type: TEXT
*/
public static final String EXTENDED_METADATA = "extended_metadata";
}
/**
* Defines DRM object types.
*/
public static class DrmObjectType {
/**
* An unknown object type.
*/
public static final int UNKNOWN = 0x00;
/**
* A rights-protected file object type.
*/
public static final int CONTENT = 0x01;
/**
* A rights information object type.
*/
public static final int RIGHTS_OBJECT = 0x02;
/**
* A trigger information object type.
*/
public static final int TRIGGER_OBJECT = 0x03;
}
/**
* Defines playback states for content.
*/
public static class Playback {
/**
* Playback started.
*/
public static final int START = 0x00;
/**
* Playback stopped.
*/
public static final int STOP = 0x01;
/**
* Playback paused.
*/
public static final int PAUSE = 0x02;
/**
* Playback resumed.
*/
public static final int RESUME = 0x03;
/* package */ static boolean isValid(int playbackStatus) {
boolean isValid = false;
switch (playbackStatus) {
case START:
case STOP:
case PAUSE:
case RESUME:
isValid = true;
}
return isValid;
}
}
/**
* Defines actions that can be performed on rights-protected content.
*/
public static class Action {
/**
* The default action.
*/
public static final int DEFAULT = 0x00;
/**
* The rights-protected content can be played.
*/
public static final int PLAY = 0x01;
/**
* The rights-protected content can be set as a ringtone.
*/
public static final int RINGTONE = 0x02;
/**
* The rights-protected content can be transferred.
*/
public static final int TRANSFER = 0x03;
/**
* The rights-protected content can be set as output.
*/
public static final int OUTPUT = 0x04;
/**
* The rights-protected content can be previewed.
*/
public static final int PREVIEW = 0x05;
/**
* The rights-protected content can be executed.
*/
public static final int EXECUTE = 0x06;
/**
* The rights-protected content can be displayed.
*/
public static final int DISPLAY = 0x07;
/* package */ static boolean isValid(int action) {
boolean isValid = false;
switch (action) {
case DEFAULT:
case PLAY:
case RINGTONE:
case TRANSFER:
case OUTPUT:
case PREVIEW:
case EXECUTE:
case DISPLAY:
isValid = true;
}
return isValid;
}
}
/**
* Defines status notifications for digital rights.
*/
public static class RightsStatus {
/**
* The digital rights are valid.
*/
public static final int RIGHTS_VALID = 0x00;
/**
* The digital rights are invalid.
*/
public static final int RIGHTS_INVALID = 0x01;
/**
* The digital rights have expired.
*/
public static final int RIGHTS_EXPIRED = 0x02;
/**
* The digital rights have not been acquired for the rights-protected content.
*/
public static final int RIGHTS_NOT_ACQUIRED = 0x03;
}
}
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