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文件系统客户端，支持七牛、fastdfs，阿里云oss

There is a newer version: 1.3.6

/**
 *
 */
package com.jeesuite.filesystem.sdk.fdfs.codec;

import com.jeesuite.filesystem.sdk.fdfs.FastdfsConstants;
import com.jeesuite.filesystem.sdk.fdfs.FileId;
import com.jeesuite.filesystem.sdk.fdfs.exchange.Requestor;
import io.netty.buffer.ByteBuf;
import io.netty.buffer.ByteBufAllocator;

import java.util.Collections;
import java.util.List;

import static com.jeesuite.filesystem.sdk.fdfs.FastdfsConstants.*;
import static io.netty.util.CharsetUtil.UTF_8;

/**
 * 截取请求
 *
 * @author liulongbiao
 */
public class FileTruncateEncoder implements Requestor.Encoder {

    private final FileId fileId;
    private final long truncatedSize;

    public FileTruncateEncoder(FileId fileId, long truncatedSize) {
        this.fileId = fileId;
        this.truncatedSize = truncatedSize;
    }

    @Override
    public List