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A library jar that provides APIs for Applications written for the Google Android Platform.

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/*
 * Copyright (C) 2021 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.media.tv;

import android.annotation.NonNull;
import android.os.Parcel;
import android.os.Parcelable;

/**
 * A request for Section from broadcast signal.
 */
public final class SectionRequest extends BroadcastInfoRequest implements Parcelable {
    private static final @TvInputManager.BroadcastInfoType int REQUEST_TYPE =
            TvInputManager.BROADCAST_INFO_TYPE_SECTION;

    public static final @NonNull Parcelable.Creator CREATOR =
            new Parcelable.Creator() {
                @Override
                public SectionRequest createFromParcel(Parcel source) {
                    source.readInt();
                    return createFromParcelBody(source);
                }

                @Override
                public SectionRequest[] newArray(int size) {
                    return new SectionRequest[size];
                }
            };

    private final int mTsPid;
    private final int mTableId;
    private final int mVersion;

    static SectionRequest createFromParcelBody(Parcel in) {
        return new SectionRequest(in);
    }

    public SectionRequest(int requestId, @RequestOption int option, int tsPid, int tableId,
            int version) {
        super(REQUEST_TYPE, requestId, option);
        mTsPid = tsPid;
        mTableId = tableId;
        mVersion = version;
    }

    SectionRequest(Parcel source) {
        super(REQUEST_TYPE, source);
        mTsPid = source.readInt();
        mTableId = source.readInt();
        mVersion = source.readInt();
    }

    /**
     * Gets the packet identifier (PID) of the TS (transport stream).
     */
    public int getTsPid() {
        return mTsPid;
    }

    /**
     * Gets the ID of the requested table.
     */
    public int getTableId() {
        return mTableId;
    }

    /**
     * Gets the version number of requested session. If it is null, value will be -1.
     * 

The consistency of version numbers between request and response depends on * {@link BroadcastInfoRequest.RequestOption}. If the request has RequestOption value * REQUEST_OPTION_AUTO_UPDATE, then the response may be set to the latest version which may be * different from the version of the request. Otherwise, response with a different version from * its request will be considered invalid. */ public int getVersion() { return mVersion; } @Override public int describeContents() { return 0; } @Override public void writeToParcel(@NonNull Parcel dest, int flags) { super.writeToParcel(dest, flags); dest.writeInt(mTsPid); dest.writeInt(mTableId); dest.writeInt(mVersion); } }





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