Java Thread getThreadGroup() method22 Mar 2025 | 1 min read The getThreadGroup() method of thread class is used to return the thread's thread group to which this thread belongs. This method returns null if this thread has died (been stopped). SyntaxReturnThis method returns the thread group of the thread. ExampleOutput: Thread-1 is a member of ThreadGroup Thread-2 is a member of AnotherGroup TpointTech TpointTech The above example use getThreadGroup() method of Thread class to get the object of ThreadGroup then use the getName() method to get the name of the thread group. Next TopicMultithreading Java |
Java Thread method The method of thread class is called if the thread was constructed using a separate Runnable object otherwise this method does nothing and returns. When the method calls, the code specified in the method is executed. You can call...
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Java Thread method The method of thread class prints a stack trace of the current thread to the standard error stream. It is used only for debugging. Syntax public static void Return This method does not return any value. Example public class JavaDumpStackExp { public static...
1 min read
Java Thread method The method of thread class causes the currently executing thread object to temporarily pause and allow other threads to execute. Syntax public static void Return This method does not return any value. Example public class JavaYieldExp extends Thread { public void run() ...
1 min read
Java Thread method The method of thread class is used to wake up a single thread. This method gives the notification for only one thread which is waiting for a particular object. If we use method and multiple threads are waiting for the notification...
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Java Thread method The method of thread class returns an array of stack trace elements representing the stack dump of the thread. The first element of an array represents the top of the stack which is the last method invocation in the sequence. The...
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Java Thread method The method of thread class tests if the thread is alive. A thread is considered alive when the start() method of thread class has been called and the thread is not yet dead. This method returns true if the thread is...
1 min read
Java Thread method The method of thread class returns the thread's state. This method is designed for monitoring the system state, not for synchronization control. Syntax public Thread.State Return This method returns the state of the thread. Example public class JavaGetStateExp implements Runnable { public void run()...
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Java Thread method The method of thread class returns the context ClassLoader for the thread. Syntax public ClassLoader Return It returns the context ClassLoader for the Thread. Exception SecurityException: If the current thread cannot get the context ClassLoader. Example public class JavaGetClassLoaderExp implements Runnable { public void run()...
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Java Thread method The activeCount() method of thread class determines if the currently running thread has permission to modify the thread. Syntax public final void Return It doesn't return any value. Exception SecurityException: This exception throws if the current thread is not allowed to access the thread. Example public class JavaCheckAccessExp extends...
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Java Thread method The method of thread class returns true if the current thread holds the monitor lock on the specified object. Syntax public static boolean holdsLock(Object obj) Parameter obj: It defines the object on which to test lock ownership Return It returns true if and only if the current...
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