void setName(String name)
描述 (Description)
java.lang.Thread.setName()方法将此线程的名称更改为等于参数name 。
声明 (Declaration)
以下是java.lang.Thread.setName()方法的声明
public final void setName(String name)
参数 (Parameters)
name - 这是此线程的新名称
返回值 (Return Value)
此方法不返回任何值。
异常 (Exception)
SecurityException - 如果当前线程无法修改此线程。
例子 (Example)
以下示例显示了java.lang.Thread.setName()方法的用法。
package com.iowiki;
import java.lang.*;
public class ThreadDemo {
public static void main(String[] args) {
Thread t = Thread.currentThread();
// prints the thread name
System.out.println("Thread = " + t);
// change the thread name
t.setName("Admin Thread");
// prints the thread after changing name
System.out.println("Thread after changing name = " + t);
int count = Thread.activeCount();
System.out.println("currently active threads = " + count);
}
}
让我们编译并运行上面的程序,这将产生以下结果 -
Thread = Thread[main,5,main]
Thread after changing name = Thread[Admin Thread,5,main]
currently active threads = 1