Example usage for com.facebook.react.bridge WritableMap hasKey

Introduction

In this page you can find the example usage for com.facebook.react.bridge WritableMap hasKey.

Prototype

boolean hasKey(@NonNull String name);

Source Link

Usage

From source file:com.amazonaws.reactnative.s3.AWSRNS3TransferUtility.java

License:Open Source License

private void subscribe(TransferObserver observer) {
    observer.setTransferListener(new TransferListener() {
        @Override/* www.j  a v  a  2  s.c o m*/
        public void onStateChanged(final int id, final TransferState state) {
            final WritableMap map = Arguments.createMap();
            final String uuid = transferIDMap.get(id);
            final Map<String, Object> req = requestMap.get(uuid);
            if (!(boolean) req.get(COMPLETIONHANDLER)) {
                return;
            }
            map.putString(REQUESTID, uuid);
            if (state == TransferState.CANCELED) {
                map.putString(ERROR, "canceled");
            } else if (state == TransferState.FAILED) {
                map.putString(ERROR, "failed");
            } else if (state == TransferState.COMPLETED) {
                final WritableMap request = Arguments.createMap();
                TransferObserver observer = null;
                try {
                    observer = transferUtility.getTransferById(id);
                } catch (final AmazonClientException e) {
                    throw e;
                }
                request.putString(BUCKET, observer.getBucket());
                request.putString(KEY, observer.getKey());
                request.putString(LOCATION, observer.getAbsoluteFilePath());
                map.putMap(REQUEST, request);
                removeTransferFromMap(uuid, id);
            }
            if ((state.equals(TransferState.CANCELED) || state.equals(TransferState.FAILED)
                    || state.equals(TransferState.COMPLETED)) && (map.hasKey(ERROR) || map.hasKey(REQUEST))) {
                sendEvent(getReactApplicationContext(), "CompletionHandlerEvent", map);
            }
        }

        @Override
        public void onProgressChanged(final int id, final long bytesCurrent, final long bytesTotal) {
            final WritableMap map = Arguments.createMap();
            final String uuid = transferIDMap.get(id);
            final Map<String, Object> req = requestMap.get(uuid);
            map.putString(TYPE, (String) req.get(TYPE));
            map.putString(REQUESTID, uuid);
            map.putDouble(COMPLETEDUNITCOUNT, (double) bytesCurrent);
            map.putDouble(TOTALUNITCOUNT, (double) bytesTotal);
            if (bytesTotal == 0) {
                map.putDouble(FRACTIONCOMPLETED, 0);
            } else {
                map.putDouble(FRACTIONCOMPLETED, ((double) bytesCurrent / (double) bytesTotal));
            }
            sendEvent(getReactApplicationContext(), "ProgressEventUtility", map);
        }

        @Override
        public void onError(final int id, final Exception ex) {
            final WritableMap map = Arguments.createMap();
            final WritableMap errorMap = Arguments.createMap();
            final String uuid = transferIDMap.get(id);
            map.putString(REQUESTID, uuid);
            errorMap.putString(ERROR, ex.toString());
            errorMap.putString(DESCRIPTION, ex.getLocalizedMessage());
            errorMap.putInt(CODE, ex.hashCode());
            map.putMap(ERROR, errorMap);
            sendEvent(getReactApplicationContext(), "ProgressEventUtility", map);
        }
    });
}

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From source file:com.transistorsoft.rnbackgroundgeolocation.RNBackgroundGeolocationModule.java

@ReactMethod
public void getState(Callback success, Callback failure) {
    WritableMap state = getState();
    if (state != null && !state.hasKey("error")) {
        success.invoke(state);/*from  w ww .j a  v  a  2s .  c  o m*/
    } else {
        failure.invoke(state);
    }
}

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