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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.StorageServer;
import com.jeesuite.filesystem.sdk.fdfs.exchange.Replier;
import io.netty.buffer.ByteBuf;

import static com.jeesuite.filesystem.sdk.fdfs.FastdfsConstants.*;
import static com.jeesuite.filesystem.sdk.fdfs.FastdfsUtils.readString;

/**
 * 存储服务器信息解码器
 *
 * @author liulongbiao
 */
public enum StorageServerDecoder implements Replier.Decoder {

    INSTANCE;

    @Override
    public long expectLength() {
        return FDFS_STORAGE_STORE_LEN;
    }

    @Override
    public StorageServer decode(ByteBuf in) {
        String group = readString(in, FDFS_GROUP_LEN);
        String host = readString(in, FDFS_HOST_LEN);
        int port = (int) in.readLong();
        byte idx = in.readByte();
        return new StorageServer(group, host, port, idx);
    }

}