chrome/test/android/cast_emulator/src/org/chromium/chrome/browser/media/remote/MediaItem.java

// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

package org.chromium.chrome.browser.media.remote;

import android.app.PendingIntent;
import android.net.Uri;
import android.os.SystemClock;
import android.support.v7.media.MediaItemStatus;

import org.chromium.base.Log;

/**
 * PlaylistItem helps keep track of the current status of an media item.
 */
final class MediaItem {
    // immutables
    private final String mSessionId;
    private final String mItemId;
    private final Uri mUri;
    private final PendingIntent mUpdateReceiver;
    // changeable states
    private int mPlaybackState = MediaItemStatus.PLAYBACK_STATE_PENDING;
    private long mContentPosition;
    private long mContentDuration;
    private long mTimestamp;
    private String mRemoteItemId;
    private static final String TAG = "CastEmulator";

    public MediaItem(String qid, String iid, Uri uri, String mime, PendingIntent pi) {
        mSessionId = qid;
        mItemId = iid;
        mUri = uri;
        mUpdateReceiver = pi;
        setTimestamp(SystemClock.elapsedRealtime());
    }

    public void setRemoteItemId(String riid) {
        mRemoteItemId = riid;
    }

    public void setState(int state) {
        mPlaybackState = state;
        Log.v(TAG, "State set to %d", state);
    }

    public void setPosition(long pos) {
        mContentPosition = pos;
    }

    public void setTimestamp(long ts) {
        mTimestamp = ts;
    }

    public void setDuration(long duration) {
        mContentDuration = duration;
    }

    public String getSessionId() {
        return mSessionId;
    }

    public String getItemId() {
        return mItemId;
    }

    public String getRemoteItemId() {
        return mRemoteItemId;
    }

    public Uri getUri() {
        return mUri;
    }

    public PendingIntent getUpdateReceiver() {
        return mUpdateReceiver;
    }

    public int getState() {
        return mPlaybackState;
    }

    public long getPosition() {
        return mContentPosition;
    }

    public long getDuration() {
        return mContentDuration;
    }

    public long getTimestamp() {
        return mTimestamp;
    }

    public MediaItemStatus getStatus() {
        return new MediaItemStatus.Builder(mPlaybackState).setContentPosition(mContentPosition)
                .setContentDuration(mContentDuration).setTimestamp(mTimestamp).build();
    }

    @Override
    public String toString() {
        String state[] = {"PENDING", "PLAYING", "PAUSED", "BUFFERING", "FINISHED", "CANCELED",
            "INVALIDATED", "ERROR"};
        return "[" + mSessionId + "|" + mItemId + "|"
                + (mRemoteItemId != null ? mRemoteItemId : "-") + "|" + state[mPlaybackState] + "] "
                + mUri.toString();
    }
}