Java中使用Unirest的分块文件上传请求

import com.mashape.unirest.http.HttpResponse;
import com.mashape.unirest.http.Unirest;

public class ChunkedFileUploadExample {
    public static void main(String[] args) {
        try {
            // 设置分块上传请求的参数
            String filePath = "path/to/file";
            int chunkSize = 1024 * 1024; // 1MB
            int totalChunks = getTotalChunks(filePath, chunkSize);

            // 分块上传
            for (int chunkNumber = 1; chunkNumber <= totalChunks; chunkNumber++) {
                byte[] chunkData = getChunkData(filePath, chunkNumber, chunkSize);
                uploadChunk(chunkData, chunkNumber, totalChunks);
            }

            // 合并文件
            mergeFile(totalChunks);

            System.out.println("文件上传成功！");
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    private static int getTotalChunks(String filePath, int chunkSize) {
        // 计算文件总块数
        // TODO: 实现获取文件总块数的逻辑
        return 0;
    }

    private static byte[] getChunkData(String filePath, int chunkNumber, int chunkSize) {
        // 获取指定块的数据
        // TODO: 实现获取指定块数据的逻辑
        return null;
    }

    private static void uploadChunk(byte[] chunkData, int chunkNumber, int totalChunks) throws Exception {
        // 上传指定块的数据
        HttpResponse<String> response = Unirest.post("http://example.com/upload")
                .field("chunkData", chunkData)
                .field("chunkNumber", chunkNumber)
                .field("totalChunks", totalChunks)
                .asString();

        // TODO: 处理上传结果
    }

    private static void mergeFile(int totalChunks) {
        // 合并文件
        // TODO: 实现合并文件的逻辑
    }
}