GcRoot

sealed class GcRoot

A GcRoot as identified by HprofRecord.HeapDumpRecord.GcRootRecord in the heap dump.

Types

Debugger

class Debugger(id: Long) : GcRoot

An object held by a connected debugger

Finalizing

class Finalizing(id: Long) : GcRoot

An object that is in a queue, waiting for a finalizer to run.

InternedString

class InternedString(id: Long) : GcRoot

An interned string, see java.lang.String.intern.

JavaFrame

class JavaFrame(id: Long, threadSerialNumber: Int, frameNumber: Int) : GcRoot

A java local variable

JniGlobal

class JniGlobal(id: Long, jniGlobalRefId: Long) : GcRoot

A global variable in native code.

JniLocal

class JniLocal(id: Long, threadSerialNumber: Int, frameNumber: Int) : GcRoot

A local variable in native code.

JniMonitor

class JniMonitor(id: Long, stackTraceSerialNumber: Int, stackDepth: Int) : GcRoot

It's unclear what this is, documentation welcome.

MonitorUsed

class MonitorUsed(id: Long) : GcRoot

Everything that called the wait() or notify() methods, or that is synchronized.

NativeStack

class NativeStack(id: Long, threadSerialNumber: Int) : GcRoot

Input or output parameters in native code

ReferenceCleanup

class ReferenceCleanup(id: Long) : GcRoot

It's unclear what this is, documentation welcome.

StickyClass

class StickyClass(id: Long) : GcRoot

A system class

ThreadBlock

class ThreadBlock(id: Long, threadSerialNumber: Int) : GcRoot

ThreadObject

class ThreadObject(id: Long, threadSerialNumber: Int, stackTraceSerialNumber: Int) : GcRoot

A thread.

Unknown

class Unknown(id: Long) : GcRoot

An unknown gc root.

Unreachable

class Unreachable(id: Long) : GcRoot

An object that is unreachable from any other root, but not a root itself.

VmInternal

class VmInternal(id: Long) : GcRoot

It's unclear what this is, documentation welcome.

Properties

abstract val id: Long

The object id of the object that this gc root references.

Inheritors

Unknown

JniGlobal

JniLocal

JavaFrame

NativeStack

StickyClass

ThreadBlock

MonitorUsed

ThreadObject

ReferenceCleanup

VmInternal

JniMonitor

InternedString

Finalizing

Debugger

Unreachable