在 LiveClient 中加入异步连接的方法

2025-03-21 21:00:26 +08:00 · 2018-05-11 15:15:56 +08:00 · 2018-05-11 15:15:56 +08:00 · 77764db610
commit 77764db610
parent a721bf1d99
7 changed files with 121 additions and 82 deletions
--- a/build.gradle
+++ b/build.gradle
@ -1,5 +1,5 @@
 group = 'com.hiczp'
-version = '0.0.10'
+version = '0.0.11'
 description = 'Bilibili android client API library written in Java'

 apply plugin: 'idea'
--- a/src/main/java/com/hiczp/bilibili/api/BilibiliAPI.java
+++ b/src/main/java/com/hiczp/bilibili/api/BilibiliAPI.java
@ -393,11 +393,19 @@ public class BilibiliAPI implements BilibiliServiceProvider, BilibiliCaptchaProv
        return infoEntity;
    }

+    /**
+     * 2018-05-11 现在用假的房间 Id 也能正常连接弹幕推送服务器
+     *
+     * @param eventLoopGroup
+     * @param roomId
+     * @param isRealRoomId
+     * @return
+     */
    @Override
-    public LiveClient getLiveClient(EventLoopGroup eventLoopGroup, long showRoomId) {
+    public LiveClient getLiveClient(EventLoopGroup eventLoopGroup, long roomId, boolean isRealRoomId) {
        return bilibiliAccount.getUserId() == null ?
-                new LiveClient(this, eventLoopGroup, showRoomId) :
-                new LiveClient(this, eventLoopGroup, showRoomId, bilibiliAccount.getUserId());
+                new LiveClient(this, eventLoopGroup, roomId, isRealRoomId) :
+                new LiveClient(this, eventLoopGroup, roomId, isRealRoomId, bilibiliAccount.getUserId());
    }

    private void markCurrentTokenAndRefreshTokenInvalid() {
--- a/src/main/java/com/hiczp/bilibili/api/ServerErrorCode.java
+++ b/src/main/java/com/hiczp/bilibili/api/ServerErrorCode.java
@ -99,6 +99,11 @@ public class ServerErrorCode {
         * "请先登录"
         */
        public static final int NO_LOGIN = -101;
+        /**
+         * 访问的房间号不存在
+         * "message": "Document is not exists."
+         */
+        public static final int DOCUMENT_IS_NOT_EXISTS = -404;
        /**
         * 搜索时, 关键字字数过少或过多
         * "关键字不能小于2个字节或大于50字节"
--- a/src/main/java/com/hiczp/bilibili/api/live/LiveService.java
+++ b/src/main/java/com/hiczp/bilibili/api/live/LiveService.java
@ -38,6 +38,8 @@ public interface LiveService {
     * 获取直播间信息
     * 登录后访问该 API 将在服务器新增一条直播间观看历史
     *
+     * 2018-05-11 现在用假的房间 ID 也能获得正确的信息
+     *
     * @param roomId 房间号
     */
    @GET("AppRoom/index")
--- a/src/main/java/com/hiczp/bilibili/api/live/socket/LiveClient.java
+++ b/src/main/java/com/hiczp/bilibili/api/live/socket/LiveClient.java
@ -24,35 +24,51 @@ import retrofit2.Call;

 import javax.annotation.Nonnull;
 import java.io.IOException;
-import java.util.Optional;
+import java.util.concurrent.*;

 public class LiveClient {
    private static final Logger LOGGER = LoggerFactory.getLogger(LiveClient.class);

+    private static final String DEFAULT_SERVER_ADDRESS = "livecmt-2.bilibili.com";
+    private static final int DEFAULT_SERVER_PORT = 2243;
+
    private final BilibiliServiceProvider bilibiliServiceProvider;
    private final EventLoopGroup eventLoopGroup;
-    private final long showRoomId;
    private final long userId;
    private final EventBus eventBus = new EventBus("BilibiliLiveClientEventBus");
+    private Long showRoomId;
+    private Long realRoomId;

    private LiveRoomInfoEntity.LiveRoom liveRoom;

    private Channel channel;

-    public LiveClient(@Nonnull BilibiliServiceProvider bilibiliServiceProvider, EventLoopGroup eventLoopGroup, long showRoomId, long userId) {
+    public LiveClient(@Nonnull BilibiliServiceProvider bilibiliServiceProvider, @Nonnull EventLoopGroup eventLoopGroup, long roomId, boolean isRealRoomId, long userId) {
        this.bilibiliServiceProvider = bilibiliServiceProvider;
        this.eventLoopGroup = eventLoopGroup;
-        this.showRoomId = showRoomId;
+        if (isRealRoomId) {
+            realRoomId = roomId;
+        } else {
+            showRoomId = roomId;
+        }
        this.userId = userId;
    }

-    public LiveClient(@Nonnull BilibiliServiceProvider bilibiliServiceProvider, EventLoopGroup eventLoopGroup, long showRoomId) {
-        this(bilibiliServiceProvider, eventLoopGroup, showRoomId, 0);
+    public LiveClient(@Nonnull BilibiliServiceProvider bilibiliServiceProvider, @Nonnull EventLoopGroup eventLoopGroup, long showRoomId, long userId) {
+        this(bilibiliServiceProvider, eventLoopGroup, showRoomId, false, userId);
+    }
+
+    public LiveClient(@Nonnull BilibiliServiceProvider bilibiliServiceProvider, @Nonnull EventLoopGroup eventLoopGroup, long roomId, boolean isRealRoomId) {
+        this(bilibiliServiceProvider, eventLoopGroup, roomId, isRealRoomId, 0);
+    }
+
+    public LiveClient(@Nonnull BilibiliServiceProvider bilibiliServiceProvider, @Nonnull EventLoopGroup eventLoopGroup, long showRoomId) {
+        this(bilibiliServiceProvider, eventLoopGroup, showRoomId, false, 0);
    }

    public Call<LiveRoomInfoEntity> fetchRoomInfoAsync() {
        return bilibiliServiceProvider.getLiveService()
-                .getRoomInfo(showRoomId);
+                .getRoomInfo(getShowRoomIdOrRoomId());
    }

    public LiveRoomInfoEntity.LiveRoom fetchRoomInfo() throws IOException {
@ -61,60 +77,75 @@ public class LiveClient {
                        .execute()
                        .body()
                        .getData();
+        //此时 code 为 -404
        if (liveRoom != null) {
            return liveRoom;
        } else {
-            throw new IllegalArgumentException("Target room " + showRoomId + " not exists");
+            throw new IllegalArgumentException("Target room " + getShowRoomIdOrRoomId() + " not exists");
        }
    }

-    public synchronized LiveClient connect() throws IOException {
-        if (channel != null && channel.isActive()) {
-            LOGGER.warn("Already connected to server, connect method can not be invoked twice");
+    public Callable<LiveClient> connectAsync() {
+        return () -> {
+            if (channel != null && channel.isActive()) {
+                LOGGER.warn("Already connected to server, connect method can not be invoked twice");
+                return this;
+            }
+            if (realRoomId == null) {
+                if (liveRoom == null) {
+                    LOGGER.info("Fetching info of live room {}", showRoomId);
+                    liveRoom = fetchRoomInfo();
+                    LOGGER.info("Get actual room id {}", liveRoom.getRoomId());
+                }
+                realRoomId = liveRoom.getRoomId();
+            }
+
+            LOGGER.debug("Init SocketChannel Bootstrap");
+            Bootstrap bootstrap = new Bootstrap()
+                    .group(eventLoopGroup)
+                    .channel(NioSocketChannel.class)
+                    .handler(new ChannelInitializer<SocketChannel>() {
+                        @Override
+                        protected void initChannel(SocketChannel socketChannel) throws Exception {
+                            socketChannel.pipeline()
+                                    .addLast(new LengthFieldBasedFrameDecoder(
+                                            Integer.MAX_VALUE,
+                                            0,
+                                            Package.LENGTH_FIELD_LENGTH,
+                                            -Package.LENGTH_FIELD_LENGTH,
+                                            0
+                                    ))
+                                    .addLast(new IdleStateHandler(40, 0, 0))
+                                    .addLast(new PackageEncoder())
+                                    .addLast(new PackageDecoder())
+                                    .addLast(new LiveClientHandler(self(), realRoomId, userId));
+                        }
+                    });
+
+            String address = liveRoom != null ? liveRoom.getCmt() : DEFAULT_SERVER_ADDRESS;
+            int port = liveRoom != null ? liveRoom.getCmtPortGoim() : DEFAULT_SERVER_PORT;
+            LOGGER.info("Connecting to Bullet Screen server {}:{}", address, port);
+            try {
+                channel = bootstrap.connect(address, port)
+                        .sync()
+                        .channel();
+            } catch (InterruptedException e) {
+                e.printStackTrace();
+            } catch (Exception e) { //有可能在此时出现网络错误
+                throw new IOException(e);
+            }
+
            return this;
-        }
+        };
+    }

-        LOGGER.info("Fetching info of live room {}", showRoomId);
-        liveRoom = fetchRoomInfo();
-        long roomId = liveRoom.getRoomId();
-        LOGGER.info("Get actual room id {}", roomId);
+    public LiveClient connect(ExecutorService executorService) throws InterruptedException, ExecutionException {
+        Future<LiveClient> future = executorService.submit(connectAsync());
+        return future.get();
+    }

-        LOGGER.debug("Init SocketChannel Bootstrap");
-        Bootstrap bootstrap = new Bootstrap()
-                .group(eventLoopGroup)
-                .channel(NioSocketChannel.class)
-                .handler(new ChannelInitializer<SocketChannel>() {
-                    @Override
-                    protected void initChannel(SocketChannel socketChannel) throws Exception {
-                        socketChannel.pipeline()
-                                .addLast(new LengthFieldBasedFrameDecoder(
-                                        Integer.MAX_VALUE,
-                                        0,
-                                        Package.LENGTH_FIELD_LENGTH,
-                                        -Package.LENGTH_FIELD_LENGTH,
-                                        0
-                                ))
-                                .addLast(new IdleStateHandler(40, 0, 0))
-                                .addLast(new PackageEncoder())
-                                .addLast(new PackageDecoder())
-                                .addLast(new LiveClientHandler(self(), roomId, userId));
-                    }
-                });
-
-        String address = liveRoom.getCmt();
-        int port = liveRoom.getCmtPortGoim();
-        LOGGER.info("Connecting to Bullet Screen server {}:{}", address, port);
-        try {
-            channel = bootstrap.connect(address, port)
-                    .sync()
-                    .channel();
-        } catch (InterruptedException e) {
-            e.printStackTrace();
-        } catch (Exception e) { //有可能在此时出现网络错误
-            throw new IOException(e);
-        }
-
-        return this;
+    public LiveClient connect() throws InterruptedException, ExecutionException {
+        return connect(Executors.newSingleThreadExecutor());
    }

    public synchronized ChannelFuture closeChannelAsync() {
@ -149,6 +180,8 @@ public class LiveClient {
        return this;
    }

+    //TODO 弹幕发送队列
+
    public Call<SendBulletScreenResponseEntity> sendBulletScreenAsync(@Nonnull String message) {
        return bilibiliServiceProvider.getLiveService()
                .sendBulletScreen(createBulletScreenEntity(message));
@ -160,12 +193,6 @@ public class LiveClient {
                .body();
    }

-    private LiveClient self() {
-        return this;
-    }
-
-    //TODO 弹幕发送队列
-
    private BulletScreenEntity createBulletScreenEntity(String message) {
        return new BulletScreenEntity(
                getRoomIdOrShowRoomId(),
@ -174,34 +201,27 @@ public class LiveClient {
        );
    }

-    public long getShowRoomId() {
-        return showRoomId;
-    }
-
    public long getUserId() {
        return userId;
    }

-    public Optional<LiveRoomInfoEntity.LiveRoom> getRoomInfo() {
-        if (liveRoom == null) {
-            try {
-                liveRoom = fetchRoomInfo();
-            } catch (IOException e) {
-                e.printStackTrace();
-            }
-        }
-        return Optional.of(liveRoom);
+    public long getRoomIdOrShowRoomId() {
+        return realRoomId != null ? realRoomId : showRoomId;
    }

-    public long getRoomIdOrShowRoomId() {
-        return getRoomInfo().map(LiveRoomInfoEntity.LiveRoom::getRoomId).orElse(showRoomId);
+    public long getShowRoomIdOrRoomId() {
+        return showRoomId != null ? showRoomId : realRoomId;
    }

    public int getBulletScreenLengthLimitOrDefaultLengthLimit() {
-        return getRoomInfo().map(LiveRoomInfoEntity.LiveRoom::getMsgLength).orElse(BulletScreenConstDefinition.DEFAULT_MESSAGE_LENGTH_LIMIT);
+        return liveRoom != null ? liveRoom.getMsgLength() : BulletScreenConstDefinition.DEFAULT_MESSAGE_LENGTH_LIMIT;
    }

    public Channel getChannel() {
        return channel;
    }
+
+    private LiveClient self() {
+        return this;
+    }
 }
--- a/src/main/java/com/hiczp/bilibili/api/provider/LiveClientProvider.java
+++ b/src/main/java/com/hiczp/bilibili/api/provider/LiveClientProvider.java
@ -4,5 +4,9 @@ import com.hiczp.bilibili.api.live.socket.LiveClient;
 import io.netty.channel.EventLoopGroup;

 public interface LiveClientProvider {
-    LiveClient getLiveClient(EventLoopGroup eventLoopGroup, long showRoomId);
+    LiveClient getLiveClient(EventLoopGroup eventLoopGroup, long roomId, boolean isRealRoomId);
+
+    default LiveClient getLiveClient(EventLoopGroup eventLoopGroup, long showRoomId) {
+        return getLiveClient(eventLoopGroup, showRoomId, false);
+    }
 }
--- a/src/test/java/com/hiczp/bilibili/api/test/LiveClientTest.java
+++ b/src/test/java/com/hiczp/bilibili/api/test/LiveClientTest.java
@ -20,7 +20,7 @@ import java.util.List;
 public class LiveClientTest {
    private static final Logger LOGGER = LoggerFactory.getLogger(LiveClientTest.class);
    private static final BilibiliAPI BILIBILI_API = Config.getBilibiliAPI();
-    private static final long ROOM_ID = 102;
+    private static final Config CONFIG = Config.getInstance();
    private static final long TEST_TIME = 70 * 1000;

    @Ignore
@ -28,7 +28,7 @@ public class LiveClientTest {
    public void _0_duplicateConnectAndCloseTest() throws Exception {
        EventLoopGroup eventLoopGroup = new NioEventLoopGroup();
        LiveClient liveClient = BILIBILI_API
-                .getLiveClient(eventLoopGroup, ROOM_ID);
+                .getLiveClient(eventLoopGroup, CONFIG.getRoomId());
        LOGGER.debug("Connecting!");
        liveClient.connect();
        Thread.sleep(5000);
@ -55,7 +55,7 @@ public class LiveClientTest {
    public void _1_longTimeTest() throws Exception {
        EventLoopGroup eventLoopGroup = new NioEventLoopGroup();
        LiveClient liveClient = BILIBILI_API
-                .getLiveClient(eventLoopGroup, ROOM_ID)
+                .getLiveClient(eventLoopGroup, CONFIG.getRoomId())
                .registerListener(new Listener());
        LOGGER.debug("Start long-time test");
        LOGGER.debug("Connecting!");