Java 类com.facebook.react.bridge.ReadableMap 实例源码

项目：react-native-camera-face-detector 文件：RCTCameraModule.java

@ReactMethod
public void capture(final ReadableMap options, final Promise promise) {
    int orientation = options.hasKey("orientation") ? options.getInt("orientation") : RCTCamera.getInstance().getOrientation();
    if (orientation == RCT_CAMERA_ORIENTATION_AUTO) {
        _sensorOrientationChecker.onResume();
        _sensorOrientationChecker.registerOrientationListener(new RCTSensorOrientationListener() {
            @Override
            public void orientationEvent() {
                int deviceOrientation = _sensorOrientationChecker.getOrientation();
                _sensorOrientationChecker.unregisterOrientationListener();
                _sensorOrientationChecker.onPause();
                captureWithOrientation(options, promise, deviceOrientation);
            }
        });
    } else {
        captureWithOrientation(options, promise, orientation);
    }
}

项目：react-native-webrtc 文件：WebRTCModule.java

/**
 * Retreives "sourceId" constraint value.
 * @param mediaConstraints a <tt>ReadableMap</tt> which represents "GUM"
 * constraints argument
 * @return String value of "sourceId" optional "GUM" constraint or
 * <tt>null</tt> if not specified in the given map.
 */
private String getSourceIdConstraint(ReadableMap mediaConstraints) {
    if (mediaConstraints.hasKey("optional")
            && mediaConstraints.getType("optional") == ReadableType.Array) {
        ReadableArray optional = mediaConstraints.getArray("optional");

        for (int i = 0, size = optional.size(); i < size; i++) {
            if (optional.getType(i) == ReadableType.Map) {
                ReadableMap option = optional.getMap(i);

                if (option.hasKey("sourceId")
                        && option.getType("sourceId") == ReadableType.String) {
                    return option.getString("sourceId");
                }
            }
        }
    }
    return null;
}

项目：RNLearn_Project1 文件：FrescoBasedReactTextInlineImageSpan.java

public FrescoBasedReactTextInlineImageSpan(
    Resources resources,
    int height,
    int width,
    @Nullable Uri uri,
    ReadableMap headers,
    AbstractDraweeControllerBuilder draweeControllerBuilder,
    @Nullable Object callerContext) {
  mDraweeHolder = new DraweeHolder(
      GenericDraweeHierarchyBuilder.newInstance(resources)
          .build()
  );
  mDraweeControllerBuilder = draweeControllerBuilder;
  mCallerContext = callerContext;

  mHeight = height;
  mWidth = width;
  mUri = (uri != null) ? uri : Uri.EMPTY;
  mHeaders = headers;
}

项目：RNLearn_Project1 文件：DatePickerDialogModule.java

private Bundle createFragmentArguments(ReadableMap options) {
  final Bundle args = new Bundle();
  if (options.hasKey(ARG_DATE) && !options.isNull(ARG_DATE)) {
    args.putLong(ARG_DATE, (long) options.getDouble(ARG_DATE));
  }
  if (options.hasKey(ARG_MINDATE) && !options.isNull(ARG_MINDATE)) {
    args.putLong(ARG_MINDATE, (long) options.getDouble(ARG_MINDATE));
  }
  if (options.hasKey(ARG_MAXDATE) && !options.isNull(ARG_MAXDATE)) {
    args.putLong(ARG_MAXDATE, (long) options.getDouble(ARG_MAXDATE));
  }
  if (options.hasKey(ARG_MODE) && !options.isNull(ARG_MODE)) {
    args.putString(ARG_MODE, options.getString(ARG_MODE));
  }
  return args;
}

项目：RNLearn_Project1 文件：UIImplementation.java

/**
 * Invoked by React to create a new node with a given tag, class name and properties.
 */
public void createView(int tag, String className, int rootViewTag, ReadableMap props) {
  ReactShadowNode cssNode = createShadowNode(className);
  ReactShadowNode rootNode = mShadowNodeRegistry.getNode(rootViewTag);
  cssNode.setReactTag(tag);
  cssNode.setViewClassName(className);
  cssNode.setRootNode(rootNode);
  cssNode.setThemedContext(rootNode.getThemedContext());

  mShadowNodeRegistry.addNode(cssNode);

  ReactStylesDiffMap styles = null;
  if (props != null) {
    styles = new ReactStylesDiffMap(props);
    cssNode.updateProperties(styles);
  }

  handleCreateView(cssNode, rootViewTag, styles);
}

项目：RNLearn_Project1 文件：ExceptionsManagerModule.java

private String stackTraceToString(String message, ReadableArray stack) {
  StringBuilder stringBuilder = new StringBuilder(message).append(", stack:\n");
  for (int i = 0; i < stack.size(); i++) {
    ReadableMap frame = stack.getMap(i);
    stringBuilder
        .append(frame.getString("methodName"))
        .append("@")
        .append(stackFrameToModuleId(frame))
        .append(frame.getInt("lineNumber"));
    if (frame.hasKey("column") &&
        !frame.isNull("column") &&
        frame.getType("column") == ReadableType.Number) {
      stringBuilder
          .append(":")
          .append(frame.getInt("column"));
    }
    stringBuilder.append("\n");
  }
  return stringBuilder.toString();
}

项目：RNLearn_Project1 文件：NativeAnimatedModule.java

@ReactMethod
public void startAnimatingNode(
    final int animationId,
    final int animatedNodeTag,
    final ReadableMap animationConfig,
    final Callback endCallback) {
  mOperations.add(new UIThreadOperation() {
    @Override
    public void execute(NativeAnimatedNodesManager animatedNodesManager) {
      animatedNodesManager.startAnimatingNode(
        animationId,
        animatedNodeTag,
        animationConfig,
        endCallback);
    }
  });
}

项目：RNLearn_Project1 文件：CatalystNativeJSToJavaParametersTestCase.java

public void testArrayWithMaps() {
  mCatalystInstance.getJSModule(TestJSToJavaParametersModule.class).returnArrayWithMaps();
  waitForBridgeAndUIIdle();

  List<ReadableArray> calls = mRecordingTestModule.getArrayCalls();
  assertEquals(1, calls.size());
  ReadableArray array = calls.get(0);
  assertEquals(2, array.size());

  assertFalse(array.isNull(0));
  ReadableMap m1 = array.getMap(0);
  ReadableMap m2 = array.getMap(1);

  assertEquals("m1v1", m1.getString("m1k1"));
  assertEquals("m1v2", m1.getString("m1k2"));
  assertEquals("m2v1", m2.getString("m2k1"));
}

项目：RNLearn_Project1 文件：DatePickerDialogModule.java

private Bundle createFragmentArguments(ReadableMap options) {
  final Bundle args = new Bundle();
  if (options.hasKey(ARG_DATE) && !options.isNull(ARG_DATE)) {
    args.putLong(ARG_DATE, (long) options.getDouble(ARG_DATE));
  }
  if (options.hasKey(ARG_MINDATE) && !options.isNull(ARG_MINDATE)) {
    args.putLong(ARG_MINDATE, (long) options.getDouble(ARG_MINDATE));
  }
  if (options.hasKey(ARG_MAXDATE) && !options.isNull(ARG_MAXDATE)) {
    args.putLong(ARG_MAXDATE, (long) options.getDouble(ARG_MAXDATE));
  }
  if (options.hasKey(ARG_MODE) && !options.isNull(ARG_MODE)) {
    args.putString(ARG_MODE, options.getString(ARG_MODE));
  }
  return args;
}

项目：react-native-android-speech-recognizer 文件：RNAndroidSpeechRecognizerModule.java

private Intent createIntent(String action, ReadableMap extra) {
  final Intent intent = new Intent(action);
  for (
    ReadableMapKeySetIterator it = extra.keySetIterator();
    it.hasNextKey();
  ) {
    String key = it.nextKey();
    ReadableType type = extra.getType(key);
    switch(type) {
      case Null:
        break;
      case Boolean:
        intent.putExtra(key, extra.getBoolean(key));
        break;
      case Number:
        intent.putExtra(key, extra.getInt(key));
        break;
      case String:
        intent.putExtra(key, extra.getString(key));
        break;
      default:
        throw new IllegalArgumentException("Unsupported type " + type);
    }
  }
  return intent;
}

项目：RNLearn_Project1 文件：ReactTextShadowNode.java

@ReactProp(name = PROP_SHADOW_OFFSET)
public void setTextShadowOffset(ReadableMap offsetMap) {
  mTextShadowOffsetDx = 0;
  mTextShadowOffsetDy = 0;

  if (offsetMap != null) {
    if (offsetMap.hasKey(PROP_SHADOW_OFFSET_WIDTH) &&
        !offsetMap.isNull(PROP_SHADOW_OFFSET_WIDTH)) {
      mTextShadowOffsetDx =
          PixelUtil.toPixelFromDIP(offsetMap.getDouble(PROP_SHADOW_OFFSET_WIDTH));
    }
    if (offsetMap.hasKey(PROP_SHADOW_OFFSET_HEIGHT) &&
        !offsetMap.isNull(PROP_SHADOW_OFFSET_HEIGHT)) {
      mTextShadowOffsetDy =
          PixelUtil.toPixelFromDIP(offsetMap.getDouble(PROP_SHADOW_OFFSET_HEIGHT));
    }
  }

  markUpdated();
}

项目：react-native-camera 文件：RCTCameraModule.java

@ReactMethod
public void capture(final ReadableMap options, final Promise promise) {
    int orientation = options.hasKey("orientation") ? options.getInt("orientation") : RCTCamera.getInstance().getOrientation();
    if (orientation == RCT_CAMERA_ORIENTATION_AUTO) {
        _sensorOrientationChecker.onResume();
        _sensorOrientationChecker.registerOrientationListener(new RCTSensorOrientationListener() {
            @Override
            public void orientationEvent() {
                int deviceOrientation = _sensorOrientationChecker.getOrientation();
                _sensorOrientationChecker.unregisterOrientationListener();
                _sensorOrientationChecker.onPause();
                captureWithOrientation(options, promise, deviceOrientation);
            }
        });
    } else {
        captureWithOrientation(options, promise, orientation);
    }
}

项目：RNLearn_Project1 文件：ExceptionsManagerModule.java

private String stackTraceToString(String message, ReadableArray stack) {
  StringBuilder stringBuilder = new StringBuilder(message).append(", stack:\n");
  for (int i = 0; i < stack.size(); i++) {
    ReadableMap frame = stack.getMap(i);
    stringBuilder
        .append(frame.getString("methodName"))
        .append("@")
        .append(stackFrameToModuleId(frame))
        .append(frame.getInt("lineNumber"));
    if (frame.hasKey("column") &&
        !frame.isNull("column") &&
        frame.getType("column") == ReadableType.Number) {
      stringBuilder
          .append(":")
          .append(frame.getInt("column"));
    }
    stringBuilder.append("\n");
  }
  return stringBuilder.toString();
}

项目：react-native-twilio-chat 文件：RCTTwilioChatChannels.java

@ReactMethod
public void createChannel(ReadableMap options, final Promise promise) {
    final JSONObject attributes = RCTConvert.readableMapToJson(options.getMap("attributes"));
    final String uniqueName = options.getString("uniqueName");
    String friendlyName = options.getString("friendlyName");
    Channel.ChannelType type = (options.getString("type").compareTo("CHANNEL_TYPE_PRIVATE") == 0) ? Channel.ChannelType.PRIVATE : Channel.ChannelType.PUBLIC;

    channels().channelBuilder()
            .withUniqueName(uniqueName)
            .withFriendlyName(friendlyName)
            .withType(type)
            .withAttributes(attributes)
            .build(new CallbackListener<Channel>() {
                @Override
                public void onError(final ErrorInfo errorInfo) {
                    super.onError(errorInfo);
                    promise.reject("create-channel-error", "Error occurred while attempting to createChannel.");
                }

                @Override
                public void onSuccess(final Channel newChannel) {
                    promise.resolve(RCTConvert.Channel(newChannel));
                }
            });
}

项目：RNLearn_Project1 文件：ReactTextShadowNode.java

@ReactProp(name = PROP_SHADOW_OFFSET)
public void setTextShadowOffset(ReadableMap offsetMap) {
  mTextShadowOffsetDx = 0;
  mTextShadowOffsetDy = 0;

  if (offsetMap != null) {
    if (offsetMap.hasKey(PROP_SHADOW_OFFSET_WIDTH) &&
        !offsetMap.isNull(PROP_SHADOW_OFFSET_WIDTH)) {
      mTextShadowOffsetDx =
          PixelUtil.toPixelFromDIP(offsetMap.getDouble(PROP_SHADOW_OFFSET_WIDTH));
    }
    if (offsetMap.hasKey(PROP_SHADOW_OFFSET_HEIGHT) &&
        !offsetMap.isNull(PROP_SHADOW_OFFSET_HEIGHT)) {
      mTextShadowOffsetDy =
          PixelUtil.toPixelFromDIP(offsetMap.getDouble(PROP_SHADOW_OFFSET_HEIGHT));
    }
  }

  markUpdated();
}

项目：RNLearn_Project1 文件：UIImplementation.java

/**
 * Invoked by React to create a new node with a given tag, class name and properties.
 */
public void createView(int tag, String className, int rootViewTag, ReadableMap props) {
  ReactShadowNode cssNode = createShadowNode(className);
  ReactShadowNode rootNode = mShadowNodeRegistry.getNode(rootViewTag);
  cssNode.setReactTag(tag);
  cssNode.setViewClassName(className);
  cssNode.setRootNode(rootNode);
  cssNode.setThemedContext(rootNode.getThemedContext());

  mShadowNodeRegistry.addNode(cssNode);

  ReactStylesDiffMap styles = null;
  if (props != null) {
    styles = new ReactStylesDiffMap(props);
    cssNode.updateProperties(styles);
  }

  handleCreateView(cssNode, rootViewTag, styles);
}

项目：react-native-android-bottom-navigation 文件：RNBottomNavigation.java

public void setActions(@Nullable ReadableArray actions) {
    Menu menu = getMenu();
    menu.clear();
    mActionsHolder.clear();
    if (actions != null) {
        for (int i = 0; i < actions.size(); i++) {
            ReadableMap action = actions.getMap(i);

            MenuItem item = menu.add(Menu.NONE, Menu.NONE, i, action.getString("title"));
            setMenuItemIcon(item, action.getMap("icon"));
            if (action.getBoolean("disabled")) {
                item.setEnabled(false);
            }
        }
    }
}

项目：react-native-android-bottom-navigation 文件：RNBottomNavigation.java

private void setIconSource(ReadableMap source, IconControllerListener controllerListener,
                           DraweeHolder holder) {
    String uri = source != null ? source.getString("uri") : null;

    if (uri == null) {
        controllerListener.setIconImageInfo(null);
        controllerListener.setDrawable(null);
    } else if (uri.startsWith("http://") || uri.startsWith("https://") ||
            uri.startsWith("file://")) {
        controllerListener.setIconImageInfo(getIconImageInfo(source));
        DraweeController controller = Fresco.newDraweeControllerBuilder()
                .setUri(Uri.parse(uri))
                .setControllerListener(controllerListener)
                .setOldController(holder.getController())
                .build();
        holder.setController(controller);
        holder.getTopLevelDrawable().setVisible(true, true);
    } else {
        controllerListener.setDrawable(getDrawableByName(uri));
    }
}

项目：RNLearn_Project1 文件：ReactPickerManager.java

private View getView(int position, View convertView, ViewGroup parent, boolean isDropdown) {
  ReadableMap item = getItem(position);

  if (convertView == null) {
    int layoutResId = isDropdown
        ? android.R.layout.simple_spinner_dropdown_item
        : android.R.layout.simple_spinner_item;
    convertView = mInflater.inflate(layoutResId, parent, false);
  }

  TextView textView = (TextView) convertView;
  textView.setText(item.getString("label"));
  if (!isDropdown && mPrimaryTextColor != null) {
    textView.setTextColor(mPrimaryTextColor);
  } else if (item.hasKey("color") && !item.isNull("color")) {
    textView.setTextColor(item.getInt("color"));
  }

  return convertView;
}

项目：react-native-android-bottom-navigation 文件：RNBottomNavigationManager.java

private ColorStateList buildColorStateList(ReadableMap colorMap) {
    int[][] states = new int[][] {
            new int[] { android.R.attr.state_checked },
            new int[] {-android.R.attr.state_enabled },
            new int[] { },
    };

    Map<String, String> colorStates = unifyColors(colorMap);

    int[] colors = new int[] {
            Color.parseColor(colorStates.get("active")),
            Color.parseColor(colorStates.get("disabled")),
            Color.parseColor(colorStates.get("default"))
    };

    return new ColorStateList(states, colors);
}

项目：react-native-sockets 文件：SocketClient.java

SocketClient(ReadableMap params, ReactContext reactContext) {
    //String addr, int port, boolean autoReconnect
    mReactContext = reactContext;
    dstAddress = params.getString("address");
    dstPort = params.getInt("port");
    if (params.hasKey("reconnect")) {
        reconnectOnClose = params.getBoolean("reconnect");
    }
    if (params.hasKey("maxReconnectAttempts")) {
        maxReconnectAttempts = params.getInt("maxReconnectAttempts");
    }
    if (params.hasKey("reconnectDelay")) {
        reconnectDelay = params.getInt("reconnectDelay");
    }

    Thread socketClientThread = new Thread(new SocketClientThread());
    socketClientThread.start();
}

项目：RNLearn_Project1 文件：CatalystNativeJSToJavaParametersTestCase.java

public void testGetWrongTypeFromMap() {
  mCatalystInstance.getJSModule(TestJSToJavaParametersModule.class)
      .returnMapWithStringDoubleIntMapArrayBooleanNull();
  waitForBridgeAndUIIdle();

  List<ReadableMap> calls = mRecordingTestModule.getMapCalls();
  assertEquals(1, calls.size());
  ReadableMap map = calls.get(0);

  assertUnexpectedTypeExceptionThrown(map, "string", "double");
  assertUnexpectedTypeExceptionThrown(map, "double", "map");
  assertUnexpectedTypeExceptionThrown(map, "int", "boolean");
  assertUnexpectedTypeExceptionThrown(map, "map", "array");
  assertUnexpectedTypeExceptionThrown(map, "array", "boolean");
  assertUnexpectedTypeExceptionThrown(map, "boolean", "string");
}

项目：RNLearn_Project1 文件：FrescoBasedReactTextInlineImageSpan.java

public FrescoBasedReactTextInlineImageSpan(
    Resources resources,
    int height,
    int width,
    @Nullable Uri uri,
    ReadableMap headers,
    AbstractDraweeControllerBuilder draweeControllerBuilder,
    @Nullable Object callerContext) {
  mDraweeHolder = new DraweeHolder(
      GenericDraweeHierarchyBuilder.newInstance(resources)
          .build()
  );
  mDraweeControllerBuilder = draweeControllerBuilder;
  mCallerContext = callerContext;

  mHeight = height;
  mWidth = width;
  mUri = (uri != null) ? uri : Uri.EMPTY;
  mHeaders = headers;
}

项目：RNLearn_Project1 文件：CatalystNativeJSToJavaParametersTestCase.java

public void testGetWrongTypeFromMap() {
  mCatalystInstance.getJSModule(TestJSToJavaParametersModule.class)
      .returnMapWithStringDoubleIntMapArrayBooleanNull();
  waitForBridgeAndUIIdle();

  List<ReadableMap> calls = mRecordingTestModule.getMapCalls();
  assertEquals(1, calls.size());
  ReadableMap map = calls.get(0);

  assertUnexpectedTypeExceptionThrown(map, "string", "double");
  assertUnexpectedTypeExceptionThrown(map, "double", "map");
  assertUnexpectedTypeExceptionThrown(map, "int", "boolean");
  assertUnexpectedTypeExceptionThrown(map, "map", "array");
  assertUnexpectedTypeExceptionThrown(map, "array", "boolean");
  assertUnexpectedTypeExceptionThrown(map, "boolean", "string");
}

项目：react-native-mail-compose 文件：RNMailComposeModule.java

private String[] getStringArray(ReadableMap map, String key) {
    ReadableArray array = getArray(map, key);
    if (array == null) return null;

    ArrayList<String> list = new ArrayList<>();
    for (int i = 0; i < array.size(); i++) {
        if (array.getType(i) == ReadableType.String) {
            String str = array.getString(i);
            if (!isEmpty(str)) {
                list.add(str);
            }
        }
    }

    String[] arr = new String[list.size()];
    return list.toArray(arr);
}

项目：RNLearn_Project1 文件：RCTVirtualText.java

@ReactProp(name = PROP_SHADOW_OFFSET)
public void setTextShadowOffset(@Nullable ReadableMap offsetMap) {
  float dx = 0;
  float dy = 0;
  if (offsetMap != null) {
    if (offsetMap.hasKey("width")) {
      dx = PixelUtil.toPixelFromDIP(offsetMap.getDouble("width"));
    }
    if (offsetMap.hasKey("height")) {
      dy = PixelUtil.toPixelFromDIP(offsetMap.getDouble("height"));
    }
  }

  if (!mShadowStyleSpan.offsetMatches(dx, dy)) {
    getShadowSpan().setOffset(dx, dy);
    notifyChanged(false);
  }
}

项目：RNLearn_Project1 文件：AdditionAnimatedNode.java

public AdditionAnimatedNode(
    ReadableMap config,
    NativeAnimatedNodesManager nativeAnimatedNodesManager) {
  mNativeAnimatedNodesManager = nativeAnimatedNodesManager;
  ReadableArray inputNodes = config.getArray("input");
  mInputNodes = new int[inputNodes.size()];
  for (int i = 0; i < mInputNodes.length; i++) {
    mInputNodes[i] = inputNodes.getInt(i);
  }
}

项目：react-native-webrtc 文件：WebRTCModule.java

@ReactMethod
public void peerConnectionInit(
        ReadableMap configuration,
        ReadableMap constraints,
        int id) {
    PeerConnectionObserver observer = new PeerConnectionObserver(this, id);
    PeerConnection peerConnection
        = mFactory.createPeerConnection(
                 parseRTCConfiguration(configuration),
                 parseMediaConstraints(constraints),
                 observer);

    observer.setPeerConnection(peerConnection);
    mPeerConnectionObservers.put(id, observer);
}

项目：RNLearn_Project1 文件：NativeAnimatedModule.java

@ReactMethod
public void createAnimatedNode(final int tag, final ReadableMap config) {
  mOperations.add(new UIThreadOperation() {
    @Override
    public void execute(NativeAnimatedNodesManager animatedNodesManager) {
      animatedNodesManager.createAnimatedNode(tag, config);
    }
  });
}

项目：react-native-webrtc 文件：WebRTCModule.java

@ReactMethod
public void createDataChannel(final int peerConnectionId, String label, ReadableMap config) {
    // Forward to PeerConnectionObserver which deals with DataChannels
    // because DataChannel is owned by PeerConnection.
    PeerConnectionObserver pco
        = mPeerConnectionObservers.get(peerConnectionId);
    if (pco == null || pco.getPeerConnection() == null) {
        Log.d(TAG, "createDataChannel() peerConnection is null");
    } else {
        pco.createDataChannel(label, config);
    }
}

项目：RNLearn_Project1 文件：NetworkingModule.java

/**
 * Extracts the headers from the Array. If the format is invalid, this method will return null.
 */
private @Nullable Headers extractHeaders(
    @Nullable ReadableArray headersArray,
    @Nullable ReadableMap requestData) {
  if (headersArray == null) {
    return null;
  }
  Headers.Builder headersBuilder = new Headers.Builder();
  for (int headersIdx = 0, size = headersArray.size(); headersIdx < size; headersIdx++) {
    ReadableArray header = headersArray.getArray(headersIdx);
    if (header == null || header.size() != 2) {
      return null;
    }
    String headerName = header.getString(0);
    String headerValue = header.getString(1);
    if (headerName == null || headerValue == null) {
      return null;
    }
    headersBuilder.add(headerName, headerValue);
  }
  if (headersBuilder.get(USER_AGENT_HEADER_NAME) == null && mDefaultUserAgent != null) {
    headersBuilder.add(USER_AGENT_HEADER_NAME, mDefaultUserAgent);
  }

  // Sanitize content encoding header, supported only when request specify payload as string
  boolean isGzipSupported = requestData != null && requestData.hasKey(REQUEST_BODY_KEY_STRING);
  if (!isGzipSupported) {
    headersBuilder.removeAll(CONTENT_ENCODING_HEADER_NAME);
  }

  return headersBuilder.build();
}

项目：react-native-download-manager 文件：DownloadFileManager.java

@ReactMethod
public void download(final ReadableMap params, Callback callback){
    // 获取参数
    String url = params.hasKey("url") ? params.getString("url") : null;
    String description = params.hasKey("description") ? params.getString("description") : "downloading";
    // 判断是否未回调继续调用
    if(rctCallback!=null){
        WritableMap map = Arguments.createMap();
        map.putInt("status", -2);
        map.putString("description", "busy");
        map.putString("url",url);
        callback.invoke(map);
        return;
    }
    rctCallback = callback;
    rctParams = params;
    // 设置参数
    DownloadManager.Request request = new Request(Uri.parse(url));
    request.setAllowedNetworkTypes(Request.NETWORK_WIFI);

    request.setNotificationVisibility(Request.VISIBILITY_VISIBLE); // 是否通知
    MimeTypeMap mimeTypeMap = MimeTypeMap.getSingleton();
    String mimeString = mimeTypeMap.getMimeTypeFromExtension(MimeTypeMap.getFileExtensionFromUrl(url));
    request.setMimeType(mimeString); // 下载的文件类型
    request.setTitle("下载"); // 通知栏的标题
    request.setDescription(description); // 通知栏描述
    request.setAllowedOverRoaming(false); //漫游网络是否可以下载
    request.setAllowedOverMetered(false);
    request.setVisibleInDownloadsUi(true);

    //设置文件存放目录
    request.setDestinationInExternalFilesDir(mApplicationContext, Environment.DIRECTORY_DOWNLOADS, description);
    mTaskId = downloadManager.enqueue(request);
    //注册广播接收者，监听下载状态
    mApplicationContext.registerReceiver(receiver, new IntentFilter(DownloadManager.ACTION_DOWNLOAD_COMPLETE));
}

项目：react-native-mssql 文件：MapUtil.java

public static JSONObject toJSONObject(ReadableMap readableMap) throws JSONException {
  JSONObject jsonObject = new JSONObject();

  ReadableMapKeySetIterator iterator = readableMap.keySetIterator();

  while (iterator.hasNextKey()) {
    String key = iterator.nextKey();
    ReadableType type = readableMap.getType(key);

    switch (type) {
      case Null:
        jsonObject.put(key, null);
        break;
      case Boolean:
        jsonObject.put(key, readableMap.getBoolean(key));
        break;
      case Number:
        jsonObject.put(key, readableMap.getDouble(key));
        break;
      case String:
        jsonObject.put(key, readableMap.getString(key));
        break;
      case Map:
        jsonObject.put(key, MapUtil.toJSONObject(readableMap.getMap(key)));
        break;
      case Array:
        jsonObject.put(key, ArrayUtil.toJSONArray(readableMap.getArray(key)));
        break;
    }
  }

  return jsonObject;
}

项目：RNLearn_Project1 文件：FrameBasedAnimationDriver.java

FrameBasedAnimationDriver(ReadableMap config) {
  ReadableArray frames = config.getArray("frames");
  int numberOfFrames = frames.size();
  mFrames = new double[numberOfFrames];
  for (int i = 0; i < numberOfFrames; i++) {
    mFrames[i] = frames.getDouble(i);
  }
  mToValue = config.getDouble("toValue");
  mIterations = config.hasKey("iterations") ? config.getInt("iterations") : 1;
  mCurrentLoop = 1;
  mHasFinished = mIterations == 0;
}

项目：react-native-webgl-view-shot 文件：RNWebGLTextureViewLoader.java

@Override
public void loadWithConfig(ReadableMap config, RNWebGLTextureCompletionBlock callback) {
    int tag = config.getInt("view");
    try {
        UIManagerModule uiManager = this.reactContext.getNativeModule(UIManagerModule.class);
        uiManager.addUIBlock(new RNWebGLTextureViewUIBlock(config, tag, callback));
    }
    catch (Exception e) {
        callback.call(e, null);
    }
}

项目：react-native-message-compose 文件：RNMessageComposeModule.java

private byte[] getBlobFromUri(ReadableMap map, String key) {
    if (map.hasKey(key) && map.getType(key) == ReadableType.String) {
        String uri = map.getString(key);
        if (uri != null && !uri.isEmpty()) {
            return byteArrayFromUrl(uri);
        }
    }
    return null;
}

项目：RNLearn_Project1 文件：ModulusAnimatedNode.java

public ModulusAnimatedNode(
    ReadableMap config,
    NativeAnimatedNodesManager nativeAnimatedNodesManager) {
  mNativeAnimatedNodesManager = nativeAnimatedNodesManager;
  mInputNode = config.getInt("input");
  mModulus = config.getInt("modulus");
}

项目：RNLearn_Project1 文件：UIManagerModule.java

@ReactMethod
public void updateView(int tag, String className, ReadableMap props) {
  if (DEBUG) {
    FLog.d(
        ReactConstants.TAG,
        "(UIManager.updateView) tag: " + tag + ", class: " + className + ", props: " + props);
  }
  mUIImplementation.updateView(tag, className, props);
}

项目：react-native-background-task 文件：BackgroundTaskModule.java

/**
 * Main point of interaction from JS users - allows them to specify the scheduling etc for the
 * background task.
 *
 * Default values are specified in JS (more accessible for the average user).
 *
 * @param config the config options passed in from JS:
 *      - period (required): how frequently to carry out the task in seconds
 *      - timeout (required): after how many seconds should the task be auto-killed
 */
@ReactMethod
public void schedule(final ReadableMap config) {
    Log.d(TAG, "@ReactMethod BackgroundTask.schedule");

    // Period can't be below 15m
    int period = config.getInt("period");
    if (period < 900) { period = 900; }

    // Flex must be between 5m and 15m
    int flex = config.getInt("flex");
    if (flex < 300) { flex = 300; }
    if (flex > 900) { flex = 900; }

    // Extra info to store with the JobRequest
    PersistableBundleCompat extras = new PersistableBundleCompat();
    extras.putInt("timeout", config.getInt("timeout"));

    mJobRequest = new JobRequest.Builder(RNJob.JOB_TAG)
            .setPeriodic(TimeUnit.SECONDS.toMillis(period), TimeUnit.SECONDS.toMillis(flex))
            .setPersisted(true)
            .setExtras(extras)
            .build();

    if (!mForeground) {
        commitSchedule();
    }
}

项目：RNLearn_Project1 文件：NativeAnimatedNodesManager.java

public void createAnimatedNode(int tag, ReadableMap config) {
  if (mAnimatedNodes.get(tag) != null) {
    throw new JSApplicationIllegalArgumentException("Animated node with tag " + tag +
      " already exists");
  }
  String type = config.getString("type");
  final AnimatedNode node;
  if ("style".equals(type)) {
    node = new StyleAnimatedNode(config, this);
  } else if ("value".equals(type)) {
    node = new ValueAnimatedNode(config);
  } else if ("props".equals(type)) {
    node = new PropsAnimatedNode(config, this);
  } else if ("interpolation".equals(type)) {
    node = new InterpolationAnimatedNode(config);
  } else if ("addition".equals(type)) {
    node = new AdditionAnimatedNode(config, this);
  } else if ("division".equals(type)) {
    node = new DivisionAnimatedNode(config, this);
  } else if ("multiplication".equals(type)) {
    node = new MultiplicationAnimatedNode(config, this);
  } else if ("modulus".equals(type)) {
    node = new ModulusAnimatedNode(config, this);
  } else if ("diffclamp".equals(type)) {
    node = new DiffClampAnimatedNode(config, this);
  } else if ("transform".equals(type)) {
    node = new TransformAnimatedNode(config, this);
  } else {
    throw new JSApplicationIllegalArgumentException("Unsupported node type: " + type);
  }
  node.mTag = tag;
  mAnimatedNodes.put(tag, node);
  mUpdatedNodes.put(tag, node);
}