* @return The system time in milliseconds */ public long getTime() { return System.nanoTime() / 1000000; } Sys.getTime() 1. 2. 3. 4. 5. 6. 7. 8. 9. LWJGL里的Sys.getTime()方法是一个高度的解决方案。它将返回以“滴达”单位返回时间。这值可以转成任何的格式(纳秒、微秒、毫秒等等...
importjava.util.Date;importjava.util.Calendar;importjava.time.Instant;publicclassMillisecondsExample{publicstaticvoidmain(String[]args){// 使用System.currentTimeMillis()longcurrentTimeMillis1=System.currentTimeMillis();System.out.println("System.currentTimeMillis(): "+currentTimeMillis1);// 使用Date类D...
long currentTime = System.currentTimeMillis(); System.out.println("Current time in milliseconds: " + currentTime); // 获取系统环境变量 String pathVariable = System.getenv("PATH"); System.out.println("System PATH: " + pathVariable); // 获取系统属性 String javaVersion = System.getProperty("ja...
RuntimeException(e); } }); try { var startTime = System.currentTimeMillis(); System.out.println("超时示例开始时间: "+ formatTime(startTime)); future.get(targetTime, TimeUnit.MILLISECONDS); } catch (TimeoutException e) { // 超时处理 var endTime = System.currentTimeMillis(); System....
{synchronized(lock2){System.out.println(Thread.currentThread().getName()+"get lock2 and wait lock1");try{TimeUnit.MILLISECONDS.sleep(2000);}catch(InterruptedException e){e.printStackTrace();}synchronized(lock1){System.out.println(Thread.currentThread().getName()+"get lock1 and lock2 ");}}...
Returns the current time in milliseconds. Note that while the unit of time of the return value is a millisecond, the granularity of the value depends on the underlying operating system and may be larger. For example, many operating systems measure time in units of tens of milliseconds. ...
00.000 GMT.* <p>* To conform with the definition of SQL <code>DATE</code>, the* millisecond values wrapped by a <code>java.sql.Date</code> instance* must be 'normalized' by setting the* hours, minutes, seconds, and milliseconds to zero in the particular* time zone with which the ...
publicstaticExecutorServicenewSingleThreadExecutor(){returnnewFinalizableDelegatedExecutorService(newThreadPoolExecutor(1,// 核心线程数1,// 最大线程数0L,// 线程最大空闲(Idle)时长TimeUnit.MILLISECONDS,//时间单位:毫秒newLinkedBlockingQueue<Runnable>()//无界队列));} ...
System.out.println(ut2); Here we compute the Unix time withSystem.currentTimeMillismethod. We need to transform milliseconds to seconds. Date now = new Date(); long ut3 = now.getTime() / 1000L; System.out.println(ut3); We can also use the oldDateclass to compute the Unix time. ...
System.out.println("Current time in milliseconds: " + currentTime); // 获取系统环境变量 String pathVariable = System.getenv("PATH"); System.out.println("System PATH: " + pathVariable); // 获取系统属性 String javaVersion = System.getProperty("java.version"); ...