org.eclipse.mat.query

Interface IResultTree

All Superinterfaces:

IResult, IStructuredResult

All Known Implementing Classes:

BigDropsQuery, BundleRegistryQuery.BundleTreeResult, BundleRegistryQuery.ExtensionTreeResult, BundleRegistryQuery.ServicesTreeResult, ClassReferrersQuery.InboundClasses, ClassReferrersQuery.OutboundClasses, DominatorQuery.Tree, DuplicatedClassesQuery, Histogram.ClassLoaderTree, Histogram.PackageTree, Histogram.SuperclassTree, MultiplePath2GCRootsQuery.Tree, ObjectListResult.Inbound, ObjectListResult.Outbound, Path2GCRootsQuery.Tree, RefinedTree

public interface IResultTree
extends IStructuredResult

Interface for results in tree-form.

Method Summary

Modifier and Type	Method and Description
List<?>	getChildren(Object parent) Returns the child elements of the given parent.
List<?>	getElements() Returns the root elements of the tree.
boolean	hasChildren(Object element) Returns whether the given element has children.

Methods inherited from interface org.eclipse.mat.query.IStructuredResult

getColumns, getColumnValue, getContext

Methods inherited from interface org.eclipse.mat.query.IResult

getResultMetaData

Method Detail

getElements

List<?> getElements()

Returns the root elements of the tree.

Returns:

list of elements which can be passed to getChildren(Object) or IStructuredResult.getContext(Object) or IStructuredResult.getColumnValue(Object, int).

hasChildren

boolean hasChildren(Object element)

Returns whether the given element has children.

Parameters:

element - the opaque object used to indicate which branch

Returns:

true if this element has children

getChildren

List<?> getChildren(Object parent)

Returns the child elements of the given parent.

Parameters:

parent - The row object as returned by the getElements() or getChildren(Object) methods.

Returns:

a list of children of this branch of the tree