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创建类
package com.lisn.testapp;
public class Taskinfo {
private String name; //文件名
private String url; //文件url
private int threadcount; //文需要的线程
public Taskinfo(Builder builder) {
this.name = builder.name;
this.url = builder.url;
this.threadcount = builder.threadcount;
}
public static class Builder{
private String name;
private String url;
private int threadcount;
public Builder setName(String name){
this.name = name;
return this;
}
public Builder setUrl(String url){
this.url = url;
return this;
}
public Builder setThreadcount(int threadcount){
this.threadcount = threadcount;
return this;
}
public Taskinfo build(){
return new Taskinfo(this);
}
}
@Override
public String toString() {
return "Taskinfo{" +
"name='" + name + '\'' +
", url='" + url + '\'' +
", threadcount=" + threadcount +
'}';
}
}
使用方法
Taskinfo taskinfo = new Taskinfo.Builder()
.setName("百度")
.setUrl("www.baidu.com")
.setThreadcount(5)
.build();
Log.e("TAG", "onCreate: "+taskinfo);