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Code Issues Wiki Activity

[174299] changes to use findItems() where possible instead of recursive methods.

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This commit is contained in:
David McKnight 2007-03-26 20:32:15 +00:00
parent 5c0f8d20e5
commit 41591dc0dc
1 changed files with 57 additions and 34 deletions
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91
rse/plugins/org.eclipse.rse.ui/UI/org/eclipse/rse/internal/ui/view/SystemView.java
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@ -3778,7 +3778,7 @@ ISelectionChangedListener, ITreeViewerListener, ISystemResourceChangeEvents, ISy
protected Widget internalFindReferencedItem(Widget parent, Object element, int searchLimit) {
previousItem = null;
searchDepth = 0;
//System.out.println("recursiveInternalFindReferencedItem");
System.out.println("recursiveInternalFindReferencedItem");
return recursiveInternalFindReferencedItem(parent, element, searchLimit);
}
@ -3812,7 +3812,6 @@ ISelectionChangedListener, ITreeViewerListener, ISystemResourceChangeEvents, ISy
Item[] items = getChildren(parent);
for (int i = 0; (i < items.length); i++)
{
//System.out.println("recursiveInternalFindReferencedItem");
Widget o = recursiveInternalFindReferencedItem(items[i], element, searchLimit);
if (o != null) return o;
searchDepth = oldDepth;
@ -3875,10 +3874,8 @@ ISelectionChangedListener, ITreeViewerListener, ISystemResourceChangeEvents, ISy
match = internalFindFirstRemoteItemReference(remoteObjectName, null, subsystem);
else {
//System.out.println("recursiveFindFirstRemoteItemReference(parentItem, remoteObjectName, remoteObject, subsystem)");
//recursiveFindAllRemoteItemReferences(parentItem, remoteObjectName, null, subsystem, matches);
match = recursiveFindFirstRemoteItemReference(parentItem, remoteObjectName, null, subsystem);
if (debugRemote) System.out.println("Returning " + match + " from findFirstRemoteItemReference(1,2,3)"); //$NON-NLS-1$ //$NON-NLS-2$
}
//if (matches.size() > 0)
// return (Item)matches.elementAt(0);
@ -3905,9 +3902,8 @@ ISelectionChangedListener, ITreeViewerListener, ISystemResourceChangeEvents, ISy
match = internalFindFirstRemoteItemReference(remoteObjectName, remoteObject, subsystem);
else {
//recursiveFindAllRemoteItemReferences(parentItem, remoteObjectName, remoteObject, subsystem, matches);
//System.out.println("recursiveFindFirstRemoteItemReference(parentItem, remoteObjectName, remoteObject, subsystem)");
System.out.println("recursiveFindFirstRemoteItemReference(parentItem, remoteObjectName, remoteObject, subsystem)");
match = recursiveFindFirstRemoteItemReference(parentItem, remoteObjectName, remoteObject, subsystem);
if (debugRemote) System.out.println("Returning " + match + " from findFirstRemoteItemReference(1,2)"); //$NON-NLS-1$ //$NON-NLS-2$
}
//if (matches.size() > 0)
@ -3934,20 +3930,29 @@ ISelectionChangedListener, ITreeViewerListener, ISystemResourceChangeEvents, ISy
if (element instanceof String)
searchString = (String) element;
else {
if (elementObject == null) elementObject = element;
if (elementObject == null)
elementObject = element;
ISystemViewElementAdapter adapter = getViewAdapter(element);
if (adapter == null) return matches;
if (adapter == null)
return matches;
subsystem = adapter.getSubSystem(element);
searchString = adapter.getAbsoluteName(element);
}
Tree tree = getTree();
Item[] roots = tree.getItems();
if (roots == null) return matches;
if (matches == null) matches = new Vector();
for (int idx = 0; idx < roots.length; idx++) {
//System.out.println("recursiveFindAllRemoteItemReferences(roots[idx], searchString, elementObject, subsystem, matches);");
matches = recursiveFindAllRemoteItemReferences(roots[idx], searchString, elementObject, subsystem, matches);
if (roots == null)
return matches;
if (matches == null)
matches = new Vector();
// try new map lookup method - won't work in cases of rename
if (!mappedFindAllRemoteItemReferences(elementObject, matches)){
for (int idx = 0; idx < roots.length; idx++) {
System.out.println("recursiveFindAllRemoteItemReferences(roots[idx], searchString, elementObject, subsystem, matches);");
matches = recursiveFindAllRemoteItemReferences(roots[idx], searchString, elementObject, subsystem, matches);
}
}
return matches;
}
@ -3967,11 +3972,14 @@ ISelectionChangedListener, ITreeViewerListener, ISystemResourceChangeEvents, ISy
Tree tree = getTree();
Item[] roots = tree.getItems();
if (roots == null) return matches;
if (matches == null) matches = new Vector();
for (int idx = 0; idx < roots.length; idx++)
{
System.out.println("2:recursiveFindAllRemoteItemReferences(roots[idx], searchString, elementObject, subsystem, matches);");
matches = recursiveFindAllRemoteItemReferences(roots[idx], searchString, elementObject, subsystem, matches);
if (matches == null)
matches = new Vector();
// try new map lookup method - won't work in cases of rename
if (!mappedFindAllRemoteItemReferences(elementObject, matches)){
for (int idx = 0; idx < roots.length; idx++){
matches = recursiveFindAllRemoteItemReferences(roots[idx], searchString, elementObject, subsystem, matches);
}
}
return matches;
}
@ -3992,22 +4000,39 @@ ISelectionChangedListener, ITreeViewerListener, ISystemResourceChangeEvents, ISy
protected Item internalFindFirstRemoteItemReference(String searchString, Object elementObject, ISubSystem subsystem) {
Item[] roots = getTree().getItems();
if ((roots == null) || (roots.length == 0)) return null;
Item match = null;
if (debugRemote) {
System.out.println("Inside internalFindFirstRemoteItemReference for searchString: " + searchString + ", subsystem null? " + (subsystem == null) + ", nbr roots = " + roots.length); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
}
// use map first
Item match = mappedFindFirstRemoteItemReference(elementObject);
for (int idx = 0; (match == null) && (idx < roots.length); idx++) {
//System.out.println("recursiveFindFirstRemoteItemReference(parentItem, remoteObjectName, remoteObject, subsystem)");
System.out.println("recursiveFindFirstRemoteItemReference(parentItem, remoteObjectName, remoteObject, subsystem)");
match = recursiveFindFirstRemoteItemReference(roots[idx], searchString, elementObject, subsystem);
if (debugRemote) System.out.println("...Inside internalFindFirstRemoteItemReference. Result of searching root " + idx + ": " + roots[idx].getText() + ": " + match); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
}
if (debugRemote) {
System.out.println("...Inside internalFindFirstRemoteItemReference. Returning " + match); //$NON-NLS-1$
if (match != null) System.out.println("......set bp here"); //$NON-NLS-1$
}
return match;
}
protected Item mappedFindFirstRemoteItemReference(Object elementObject)
{
return (Item)findItem(elementObject);
}
protected boolean mappedFindAllRemoteItemReferences(Object elementObject, Vector occurrences)
{
Widget[] items = findItems(elementObject);
if (items.length > 0)
{
for (int i = 0; i < items.length; i++)
{
occurrences.add(items[i]);
}
return true;
}
return false;
}
/**
* Recursively tries to find all references to a remote object.
* @param parent the parent item at which to start the search.
@ -4063,12 +4088,14 @@ ISelectionChangedListener, ITreeViewerListener, ISystemResourceChangeEvents, ISy
// recurse over children
Item[] items = getChildren(parent);
for (int i = 0; (i < items.length); i++) {
System.out.println("3:recursiveFindAllRemoteItemReferences(roots[idx], searchString, elementObject, subsystem, occurrences);");
if (!items[i].isDisposed()) occurrences = recursiveFindAllRemoteItemReferences(items[i], elementName, elementObject, subsystem, occurrences);
}
return occurrences;
}
/**
* Recursively tries to find the first references to a remote object.
@ -4130,7 +4157,6 @@ ISelectionChangedListener, ITreeViewerListener, ISystemResourceChangeEvents, ISy
Item[] items = getChildren(parent);
Item match = null;
for (int i = 0; (match == null) && (i < items.length); i++) {
//System.out.println("recursiveFindFirstRemoteItemReference(parentItem, remoteObjectName, remoteObject, subsystem)");
if (!items[i].isDisposed()) match = recursiveFindFirstRemoteItemReference(items[i], elementName, elementObject, subsystem);
}
return match;
@ -4149,11 +4175,10 @@ ISelectionChangedListener, ITreeViewerListener, ISystemResourceChangeEvents, ISy
Tree tree = getTree();
Item[] roots = tree.getItems();
if (roots == null) return matches;
if (matches == null) matches = new Vector();
if (matches == null)
matches = new Vector();
for (int idx = 0; idx < roots.length; idx++){
// DKM
//System.out.println("recursiveFindAllRemoteItemFilterReferences");
matches = recursiveFindAllRemoteItemFilterReferences(roots[idx], elementName, subsystem, matches);
}
return matches;
@ -4185,7 +4210,6 @@ ISelectionChangedListener, ITreeViewerListener, ISystemResourceChangeEvents, ISy
if (rawData instanceof ISystemFilterReference) {
ISystemFilterReference filterRef = (ISystemFilterReference) rawData;
if (filterRef.getReferencedFilter().isPromptable()) return occurrences;
if (debugRemote) System.out.println("Testing filter: " + filterRef.getReferencedFilter().getName()); //$NON-NLS-1$
ISubSystem fss = (ISubSystem) filterRef.getProvider();
if (fss != null) // should never happen!!
{
@ -4238,7 +4262,6 @@ ISelectionChangedListener, ITreeViewerListener, ISystemResourceChangeEvents, ISy
// recurse over children
Item[] items = getChildren(parent);
for (int i = 0; (i < items.length); i++) {
//System.out.println("recursiveFindAllRemoteItemFilterReferences");
occurrences = recursiveFindAllRemoteItemFilterReferences(items[i], elementName, subsystem, occurrences);
}
return occurrences;