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| JavaTM 2 Platform Standard Ed. 5.0
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## Uses of Class
java.lang.ThreadGroup

Packages that use ThreadGroup
java.lang | Provides classes that are fundamental to the design of the Java programming language.

Uses of ThreadGroup in java.lang

Methods in java.lang that return ThreadGroup
`ThreadGroup` | `ThreadGroup.getParent()` Returns the parent of this thread group.
`ThreadGroup` | `Thread.getThreadGroup()` Returns the thread group to which this thread belongs.
`ThreadGroup` | `SecurityManager.getThreadGroup()` Returns the thread group into which to instantiate any new thread being created at the time this is being called.

Methods in java.lang with parameters of type ThreadGroup
`void` | `SecurityManager.checkAccess(ThreadGroup g)` Throws a `SecurityException` if the calling thread is not allowed to modify the thread group argument.
`int` | `ThreadGroup.enumerate(ThreadGroup[] list)` Copies into the specified array references to every active subgroup in this thread group.
`int` | `ThreadGroup.enumerate(ThreadGroup[] list, boolean recurse)` Copies into the specified array references to every active subgroup in this thread group.
`boolean` | `ThreadGroup.parentOf(ThreadGroup g)` Tests if this thread group is either the thread group argument or one of its ancestor thread groups.

Constructors in java.lang with parameters of type ThreadGroup
`Thread(ThreadGroup group, Runnable target)` Allocates a new `Thread` object.
`Thread(ThreadGroup group, Runnable target, String name)` Allocates a new `Thread` object so that it has `target` as its run object, has the specified `name` as its name, and belongs to the thread group referred to by `group`.
`Thread(ThreadGroup group, Runnable target, String name, long stackSize)` Allocates a new `Thread` object so that it has `target` as its run object, has the specified `name` as its name, belongs to the thread group referred to by `group`, and has the specified stack size.
`Thread(ThreadGroup group, String name)` Allocates a new `Thread` object.
`ThreadGroup(ThreadGroup parent, String name)` Creates a new thread group.

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For further API reference and developer documentation, see Java 2 SDK SE Developer Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.

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