Package org.graalvm.tools.insight.heap
Class HeapDump.ArrayBuilder
java.lang.Object
org.graalvm.tools.insight.heap.HeapDump.ArrayBuilder
- Enclosing class:
HeapDump
Fills data for new array to put into the
HeapDump
.- Since:
- 21.3.2
- See Also:
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Method Summary
Modifier and TypeMethodDescriptionDumps the gathered array values into theHeapDump
.id()
The ID assigned to the instance.put
(int index, HeapDump.ObjectInstance value) Puts reference to another object into the array.
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Method Details
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put
Puts reference to another object into the array.- Parameters:
index
- zero based index into the arrayvalue
- reference to object in theHeapDump
- Returns:
this
builder- Since:
- 21.3.2
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dumpInstance
Dumps the gathered array values into theHeapDump
.- Returns:
- object representing the written instance
- Throws:
UncheckedIOException
- when an I/O error occurs- Since:
- 21.3.2
- See Also:
-
id
The ID assigned to the instance. Allows one to obtain ID of an instance before it is dumped into theHeapDump
.HeapDump.InstanceBuilder mainBuilder = heap.newInstance(classMain); final ObjectInstance main = mainBuilder.id(); mainBuilder.put("tom", tom).put("jerry", jerry); ObjectInstance cathingThread = heap.newThread("Catching Jerry"). addStackFrame(classActor, "tom", "Actor.java", -1, jerry, tom, main). addStackFrame(classMain, "main", "Main.java", -1, main). dumpThread(); mainBuilder.put("thread", cathingThread).dumpInstance();
- Returns:
- object reference for the instance that's going to be built when
dumpInstance()
method is invoked - Since:
- 21.3.2
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