Package org.eclipse.mat.snapshot.model
Interface GCRootInfo.Type
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- Enclosing class:
- GCRootInfo
public static interface GCRootInfo.Type
Reasons why an heap object is a garbage collection root.- No Implement:
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Field Summary
Fields Modifier and Type Field Description static int
BUSY_MONITOR
Everything you have called wait() or notify() on or you have synchronized onstatic int
FINALIZABLE
An object which is a queue awaiting its finalizer to be runstatic int
JAVA_LOCAL
Local variable, i.e.static int
JAVA_STACK_FRAME
A Java stack frame containing references to Java localsstatic int
NATIVE_LOCAL
Local variable in native codestatic int
NATIVE_STACK
In or out parameters in native code; frequently seen as some methods have native parts and the objects handled as method parameters become GC roots, e.g.static int
NATIVE_STATIC
Global variable in native codestatic int
SYSTEM_CLASS
Class loaded by system class loader, e.g.static int
THREAD_BLOCK
Started but not stopped threadsstatic int
THREAD_OBJ
Running or blocked Java threadsstatic int
UNFINALIZED
An object which has a finalize method, but has not been finalized and is not yet on the finalizer queuestatic int
UNKNOWN
GC root of unknown type, or a type not matching any of the other declared typesstatic int
UNREACHABLE
An object which is unreachable from any other root, but has been marked as a root by MAT to retain objects which otherwise would not be included in the analysis
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Field Detail
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UNKNOWN
static final int UNKNOWN
GC root of unknown type, or a type not matching any of the other declared types- See Also:
- Constant Field Values
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SYSTEM_CLASS
static final int SYSTEM_CLASS
Class loaded by system class loader, e.g. java.lang.String- See Also:
- Constant Field Values
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NATIVE_LOCAL
static final int NATIVE_LOCAL
Local variable in native code- See Also:
- Constant Field Values
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NATIVE_STATIC
static final int NATIVE_STATIC
Global variable in native code- See Also:
- Constant Field Values
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THREAD_BLOCK
static final int THREAD_BLOCK
Started but not stopped threads- See Also:
THREAD_OBJ
, Constant Field Values
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BUSY_MONITOR
static final int BUSY_MONITOR
Everything you have called wait() or notify() on or you have synchronized on- See Also:
- Constant Field Values
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JAVA_LOCAL
static final int JAVA_LOCAL
Local variable, i.e. method input parameters or locally created objects of methods still on the stack of a thread- See Also:
- Constant Field Values
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NATIVE_STACK
static final int NATIVE_STACK
In or out parameters in native code; frequently seen as some methods have native parts and the objects handled as method parameters become GC roots, e.g. parameters used for file/network I/O methods or reflection- See Also:
- Constant Field Values
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THREAD_OBJ
static final int THREAD_OBJ
Running or blocked Java threads- See Also:
- Constant Field Values
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FINALIZABLE
static final int FINALIZABLE
An object which is a queue awaiting its finalizer to be run- See Also:
THREAD_BLOCK
, Constant Field Values
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UNFINALIZED
static final int UNFINALIZED
An object which has a finalize method, but has not been finalized and is not yet on the finalizer queue- See Also:
- Constant Field Values
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UNREACHABLE
static final int UNREACHABLE
An object which is unreachable from any other root, but has been marked as a root by MAT to retain objects which otherwise would not be included in the analysis- Since:
- 1.0
- See Also:
- Constant Field Values
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JAVA_STACK_FRAME
static final int JAVA_STACK_FRAME
A Java stack frame containing references to Java locals- Since:
- 1.0
- See Also:
- Constant Field Values
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