Android配景多责任多线程断点下载

[{"title":"（106个子文件2.37MB）Android后台多任务多线程断点下载","children":[{"title":"classes.dex <span style='color:#111;'>1.38MB</span>","children":null,"spread":false},{"title":"ico.png <span style='color:#111;'>2.67KB</span>","children":null,"spread":false},{"title":"ic_launcher.png <span style='color:#111;'>3.75KB</span>","children":null,"spread":false},{"title":"ic_launcher.png <span style='color:#111;'>4.88KB</span>","children":null,"spread":false},{"title":"ic_launcher.png <span style='color:#111;'>7.98KB</span>","children":null,"spread":false},{"title":"......","children":null,"spread":false},{"title":" <span style='color:steelblue;'>文件过多，未全部展示</span>","children":null,"spread":false}],"spread":true}]