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6684401: JTree isExpanded should not call itself recursively

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Reviewed-by: rupashka
This commit is contained in:
Alexander Potochkin 2010-06-22 20:36:55 +04:00
parent 3e7a0f0bfd
commit 38241ca3a4
1 changed files with 7 additions and 10 deletions
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17
jdk/src/share/classes/javax/swing/JTree.java
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@ -1986,20 +1986,17 @@ public class JTree extends JComponent implements Scrollable, Accessible
* true if all nodes in the path are expanded
*/
public boolean isExpanded(TreePath path) {
if(path == null)
return false;
Object value;
// Is this node expanded?
Boolean value = expandedState.get(path);
do{
value = expandedState.get(path);
if(value == null || !((Boolean)value).booleanValue())
return false;
} while( (path=path.getParentPath())!=null );
if(value == null || !value.booleanValue())
return false;
// It is, make sure its parent is also expanded.
TreePath parentPath = path.getParentPath();
if(parentPath != null)
return isExpanded(parentPath);
return true;
}