cn.schoolwow.download.module.progress.flow.PrintDownloadProgressFlow Maven / Gradle / Ivy

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package cn.schoolwow.download.module.progress.flow;

import cn.schoolwow.download.domain.progress.DownloadProgress;
import cn.schoolwow.download.module.pool.domain.PoolContext;
import cn.schoolwow.quickflow.domain.FlowContext;
import cn.schoolwow.quickflow.flow.BusinessFlow;

public class PrintDownloadProgressFlow implements BusinessFlow {
    @Override
    public void executeBusinessFlow(FlowContext flowContext) throws Exception {
        PoolContext poolContext = flowContext.checkInstanceData(PoolContext.class);

        for(DownloadProgress downloadProgress:poolContext.downloadProgressList){
            int no = 0;
            System.out.println(String.format(
                    "|%-3d|%-5s|%-15s|%-5s/%-5s|%02d%%|%-4s",
                    no++,
                    downloadProgress.state,
                    downloadProgress.filePath,
                    downloadProgress.currentFileSizeFormat,
                    downloadProgress.totalFileSizeFormat,
                    downloadProgress.percent,
                    downloadProgress.downloadSpeedFormat
            ));
        }
        if(poolContext.downloadProgressList.isEmpty()){
            System.out.println("下载进度列表为空");
        }
    }

    @Override
    public String name() {
        return "打印下载进度";
    }
}