com.github.GBSEcom.client.ProgressRequestBody Maven / Gradle / Ivy

Go to download
/*
 * Payment Gateway API Specification.
 * The documentation here is designed to provide all of the technical guidance required to consume and integrate with our APIs for payment processing. To learn more about our APIs please visit https://docs.firstdata.com/org/gateway.
 *
 * The version of the OpenAPI document: 21.2.0.20210406.001
 * 
 *
 * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
 * https://openapi-generator.tech
 * Do not edit the class manually.
 */


package com.github.GBSEcom.client;

import okhttp3.MediaType;
import okhttp3.RequestBody;

import java.io.IOException;

import okio.Buffer;
import okio.BufferedSink;
import okio.ForwardingSink;
import okio.Okio;
import okio.Sink;

public class ProgressRequestBody extends RequestBody {

    private final RequestBody requestBody;

    private final ApiCallback callback;

    public ProgressRequestBody(RequestBody requestBody, ApiCallback callback) {
        this.requestBody = requestBody;
        this.callback = callback;
    }

    @Override
    public MediaType contentType() {
        return requestBody.contentType();
    }

    @Override
    public long contentLength() throws IOException {
        return requestBody.contentLength();
    }

    @Override
    public void writeTo(BufferedSink sink) throws IOException {
        BufferedSink bufferedSink = Okio.buffer(sink(sink));
        requestBody.writeTo(bufferedSink);
        bufferedSink.flush();
    }

    private Sink sink(Sink sink) {
        return new ForwardingSink(sink) {

            long bytesWritten = 0L;
            long contentLength = 0L;

            @Override
            public void write(Buffer source, long byteCount) throws IOException {
                super.write(source, byteCount);
                if (contentLength == 0) {
                    contentLength = contentLength();
                }

                bytesWritten += byteCount;
                callback.onUploadProgress(bytesWritten, contentLength, bytesWritten == contentLength);
            }
        };
    }
}