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The Official Java API connector for Bybit's HTTP and WebSocket APIs. Dive into a plethora of functionalities: - Market Data Retrieval - Trade Execution - Position Management - Account and Asset Info Retrieval - User and Upgrade Management — Public Websocket Streaming - Private Websocket Streaming - Lending Institution and Client - Broker Earning Data

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package com.bybit.api.client.impl;

import com.bybit.api.client.restApi.BybitApiCallback;
import com.bybit.api.client.exception.BybitApiError;
import com.bybit.api.client.exception.BybitApiException;
import org.jetbrains.annotations.NotNull;
import retrofit2.Call;
import retrofit2.Callback;
import retrofit2.Response;

import java.io.IOException;

import static com.bybit.api.client.service.BybitApiServiceGenerator.getBybitApiError;

public class BybitApiCallbackAdapter implements Callback {

    private final BybitApiCallback callback;

    public BybitApiCallbackAdapter(BybitApiCallback callback) {
        this.callback = callback;
    }

    public void onResponse(@NotNull Call call, Response response) {
        if (response.isSuccessful()) {
            callback.onResponse(response.body());
        } else {
            if (response.code() == 504) {
                // HTTP 504 return code is used when the API successfully sent the message but not get a response within the timeout period.
                // It is important to NOT treat this as a failure; the execution status is UNKNOWN and could have been a success.
                return;
            }
            try {
                BybitApiError apiError = getBybitApiError(response);
                onFailure(call, new BybitApiException(apiError));
            } catch (IOException e) {
                onFailure(call, new BybitApiException(e));
            }
        }
    }

    @Override
    public void onFailure(@NotNull Call call, @NotNull Throwable throwable) {
        if (throwable instanceof BybitApiException) {
            callback.onFailure(throwable);
        } else {
            callback.onFailure(new BybitApiException(throwable));
        }
    }
}