public static final class Path2GCRootsQuery.Tree extends Object implements IResultTree, IIconProvider, IDecorator, ISelectionProvider
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Constructor and Description |
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Tree(ISnapshot snapshot,
int objectId,
IPathsFromGCRootsComputer computer) |
Modifier and Type | Method and Description |
---|---|
List<?> |
addNextPath() |
List<?> |
getChildren(Object parent)
Returns the child elements of the given parent.
|
Column[] |
getColumns()
The columns of the tree or table.
|
Object |
getColumnValue(Object row,
int columnIndex)
Returns the (unformatted) value of a table/tree cell.
|
IContextObject |
getContext(Object row)
The default context of the row which is used to display information in
the object inspector.
|
List<?> |
getElements()
Returns the root elements of the tree.
|
URL |
getIcon(Object row) |
int |
getNumberOfPaths() |
ResultMetaData |
getResultMetaData()
(Optionally) Return meta data of the result needed to fine-tune the
display of the result.
|
boolean |
hasChildren(Object element)
Returns whether the given element has children.
|
boolean |
isExpanded(Object row)
Should this node be expanded.
|
boolean |
isSelected(Object row)
Has the user selected this row?
|
boolean |
morePathsAvailable() |
String |
prefix(Object row)
Add before the object for example <local>
|
String |
suffix(Object row)
Add after the object
|
public Tree(ISnapshot snapshot, int objectId, IPathsFromGCRootsComputer computer)
public List<?> addNextPath() throws SnapshotException
SnapshotException
public boolean morePathsAvailable()
public int getNumberOfPaths()
public ResultMetaData getResultMetaData()
IResult
getResultMetaData
in interface IResult
public final Column[] getColumns()
IStructuredResult
getColumns
in interface IStructuredResult
public List<?> getElements()
IResultTree
getElements
in interface IResultTree
IResultTree.getChildren(Object)
or
IStructuredResult.getContext(Object)
or
IStructuredResult.getColumnValue(Object, int)
.public List<?> getChildren(Object parent)
IResultTree
getChildren
in interface IResultTree
parent
- The row object as returned by the
IResultTree.getElements()
or
IResultTree.getChildren(Object)
methods.public boolean hasChildren(Object element)
IResultTree
hasChildren
in interface IResultTree
element
- the opaque object used to indicate which branchpublic final Object getColumnValue(Object row, int columnIndex)
IStructuredResult
getColumnValue
in interface IStructuredResult
row
- The row object as returned by the
IResultTable.getRow(int)
or
IResultTree.getElements()
or
IResultTree.getChildren(Object)
methodscolumnIndex
- The index of the column.public final IContextObject getContext(Object row)
IStructuredResult
ResultMetaData
, it is also used for the context menu on a row.getContext
in interface IStructuredResult
row
- The row object as returned by the
IResultTable.getRow(int)
or
IResultTree.getElements()
or
IResultTree.getChildren(Object)
methods.public URL getIcon(Object row)
getIcon
in interface IIconProvider
public boolean isExpanded(Object row)
ISelectionProvider
isExpanded
in interface ISelectionProvider
row
- the chosen rowpublic boolean isSelected(Object row)
ISelectionProvider
isSelected
in interface ISelectionProvider
row
- the chosen rowpublic final String prefix(Object row)
IDecorator
prefix
in interface IDecorator
row
- used to find the rowpublic final String suffix(Object row)
IDecorator
suffix
in interface IDecorator
row
- used to find the row