本文整理了Java中java.lang.Thread.getThreadGroup()方法的一些代码示例，展示了Thread.getThreadGroup()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Thread.getThreadGroup()方法的具体详情如下：
包路径：java.lang.Thread
类名称：Thread
方法名：getThreadGroup

Thread.getThreadGroup介绍

[英]Returns the ThreadGroup to which this Thread belongs.
[中]

代码示例

代码示例来源：origin: apache/incubator-dubbo

public NamedThreadFactory(String prefix, boolean daemon) {
  mPrefix = prefix + "-thread-";
  mDaemon = daemon;
  SecurityManager s = System.getSecurityManager();
  mGroup = (s == null) ? Thread.currentThread().getThreadGroup() : s.getThreadGroup();
}

代码示例来源：origin: apache/incubator-dubbo

public NamedThreadFactory(String prefix, boolean daemon) {
  mPrefix = prefix + "-thread-";
  mDaemon = daemon;
  SecurityManager s = System.getSecurityManager();
  mGroup = (s == null) ? Thread.currentThread().getThreadGroup() : s.getThreadGroup();
}

代码示例来源：origin: netty/netty

public DefaultThreadFactory(String poolName, boolean daemon, int priority) {
  this(poolName, daemon, priority, System.getSecurityManager() == null ?
      Thread.currentThread().getThreadGroup() : System.getSecurityManager().getThreadGroup());
}

代码示例来源：origin: nostra13/Android-Universal-Image-Loader

DefaultThreadFactory(int threadPriority, String threadNamePrefix) {
  this.threadPriority = threadPriority;
  group = Thread.currentThread().getThreadGroup();
  namePrefix = threadNamePrefix + poolNumber.getAndIncrement() + "-thread-";
}

代码示例来源：origin: jenkinsci/jenkins

private ThreadSorterBase() {
  ThreadGroup tg = Thread.currentThread().getThreadGroup();
  while (tg.getParent() != null) tg = tg.getParent();
  Thread[] threads = new Thread[tg.activeCount()*2];
  int threadsLen = tg.enumerate(threads, true);
  for (int i = 0; i < threadsLen; i++) {
    ThreadGroup group = threads[i].getThreadGroup();
    map.put(threads[i].getId(), group != null ? group.getName() : null);
  }
}

代码示例来源：origin: alibaba/canal

public NamedThreadFactory(String name, boolean daemon){
  this.name = name;
  this.daemon = daemon;
  SecurityManager s = System.getSecurityManager();
  group = (s != null) ? s.getThreadGroup() : Thread.currentThread().getThreadGroup();
}

代码示例来源：origin: org.apache.commons/commons-lang3

/**
 * Return the system thread group (sometimes also referred as "root thread group").
 *
 * @return the system thread group
 * @throws  SecurityException  if the current thread cannot modify
 *          thread groups from this thread's thread group up to the system thread group
 */
public static ThreadGroup getSystemThreadGroup() {
  ThreadGroup threadGroup = Thread.currentThread().getThreadGroup();
  while(threadGroup.getParent() != null) {
    threadGroup = threadGroup.getParent();
  }
  return threadGroup;
}

代码示例来源：origin: apache/storm

public NettyRenameThreadFactory(String name) {
  SecurityManager s = System.getSecurityManager();
  group = (s != null) ? s.getThreadGroup() :
    Thread.currentThread().getThreadGroup();
  this.name = name;
}

代码示例来源：origin: springside/springside4

private NamedThreadFactory(String name) {
  final SecurityManager s = System.getSecurityManager();
  this.group = (s != null) ? s.getThreadGroup() : Thread.currentThread().getThreadGroup();
  this.namePrefix = name;
}

代码示例来源：origin: redisson/redisson

public DefaultThreadFactory(String poolName, boolean daemon, int priority) {
  this(poolName, daemon, priority, System.getSecurityManager() == null ?
      Thread.currentThread().getThreadGroup() : System.getSecurityManager().getThreadGroup());
}

代码示例来源：origin: alibaba/Sentinel

public NamedThreadFactory(String namePrefix, boolean daemon) {
  this.daemon = daemon;
  SecurityManager s = System.getSecurityManager();
  group = (s != null) ? s.getThreadGroup() :
    Thread.currentThread().getThreadGroup();
  this.namePrefix = namePrefix;
}

代码示例来源：origin: neo4j/neo4j

@Deprecated
public NamedThreadFactory( String threadNamePrefix, int priority, Monitor monitor, boolean daemon )
{
  this.threadNamePrefix = threadNamePrefix;
  SecurityManager securityManager = System.getSecurityManager();
  group = (securityManager != null) ?
      securityManager.getThreadGroup() :
      Thread.currentThread().getThreadGroup();
  this.priority = priority;
  this.daemon = daemon;
  this.monitor = monitor;
}

代码示例来源：origin: apache/zookeeper

DaemonThreadFactory(String name, int firstThreadNum) {
  threadNumber.set(firstThreadNum);
  SecurityManager s = System.getSecurityManager();
  group = (s != null)? s.getThreadGroup() :
             Thread.currentThread().getThreadGroup();
  namePrefix = name + "-";
}

代码示例来源：origin: sohutv/cachecloud

public NamedThreadFactory(String prefix, boolean daemo) {
  mPrefix = prefix + "-thread-";
  mDaemo = daemo;
  SecurityManager s = System.getSecurityManager();
  mGroup = (s == null) ? Thread.currentThread().getThreadGroup() : s.getThreadGroup();
}

代码示例来源：origin: sohutv/cachecloud

public NamedThreadFactory(String prefix, boolean daemo) {
  mPrefix = prefix + "-thread-";
  mDaemo = daemo;
  SecurityManager s = System.getSecurityManager();
  mGroup = (s == null) ? Thread.currentThread().getThreadGroup() : s.getThreadGroup();
}

代码示例来源：origin: alibaba/jstorm

NettyRenameThreadFactory(String name) {
  SecurityManager s = System.getSecurityManager();
  group = (s != null) ? s.getThreadGroup() : Thread.currentThread().getThreadGroup();
  this.name = name;
}

代码示例来源：origin: weibocom/motan

public DefaultThreadFactory(String prefix, boolean isDaemon, int priority) {
  SecurityManager s = System.getSecurityManager();
  this.threadGroup = (s != null) ? s.getThreadGroup() : Thread.currentThread().getThreadGroup();
  this.namePrefix = prefix + "-" + poolNumber.getAndIncrement() + "-thread-";
  this.isDaemon = isDaemon;
  this.priority = priority;
}

代码示例来源：origin: sohutv/cachecloud

public NamedThreadFactory(String prefix, boolean daemo) {
  mPrefix = prefix + "-thread-";
  mDaemo = daemo;
  SecurityManager s = System.getSecurityManager();
  mGroup = (s == null) ? Thread.currentThread().getThreadGroup() : s.getThreadGroup();
}

代码示例来源：origin: neo4j/neo4j

public static void logTrace( int skip, int limit, String fmt, Object... args )
{
  if ( enabledAssertions() )
  {
    Thread thread = Thread.currentThread();
    String threadName = thread.getName();
    ThreadGroup group = thread.getThreadGroup();
    String groupPart = group != null ? " in group " + group.getName() : "";
    String message = "[" + threadName + groupPart + "] " + String.format( fmt, args );
    TraceLog traceLog = new TraceLog( message );
    printLimitedStackTrace( System.err, traceLog, skip, limit );
  }
}

代码示例来源：origin: google/guava

public void testThreadFactoryBuilder_defaults() throws InterruptedException {
 ThreadFactory threadFactory = builder.build();
 Thread thread = threadFactory.newThread(monitoredRunnable);
 checkThreadPoolName(thread, 1);
 Thread defaultThread = Executors.defaultThreadFactory().newThread(monitoredRunnable);
 assertEquals(defaultThread.isDaemon(), thread.isDaemon());
 assertEquals(defaultThread.getPriority(), thread.getPriority());
 assertSame(defaultThread.getThreadGroup(), thread.getThreadGroup());
 assertSame(defaultThread.getUncaughtExceptionHandler(), thread.getUncaughtExceptionHandler());
 assertFalse(completed);
 thread.start();
 thread.join();
 assertTrue(completed);
 // Creating a new thread from the same ThreadFactory will have the same
 // pool ID but a thread ID of 2.
 Thread thread2 = threadFactory.newThread(monitoredRunnable);
 checkThreadPoolName(thread2, 2);
 assertEquals(
   thread.getName().substring(0, thread.getName().lastIndexOf('-')),
   thread2.getName().substring(0, thread.getName().lastIndexOf('-')));
 // Building again should give us a different pool ID.
 ThreadFactory threadFactory2 = builder.build();
 Thread thread3 = threadFactory2.newThread(monitoredRunnable);
 checkThreadPoolName(thread3, 1);
 assertThat(thread2.getName().substring(0, thread.getName().lastIndexOf('-')))
   .isNotEqualTo(thread3.getName().substring(0, thread.getName().lastIndexOf('-')));
}