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Tidy up EmptyNode class

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This commit is contained in:
Richard Cordovano 2016-12-11 12:35:26 -05:00
parent 37f7f5486c
commit 377e91ebb0
1 changed files with 18 additions and 15 deletions
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33
Core/src/org/sleuthkit/autopsy/datamodel/EmptyNode.java
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@ -1,7 +1,7 @@
/*
* Autopsy Forensic Browser
*
* Copyright 2016 Basis Technology Corp.
* Copyright 2011-2016 Basis Technology Corp.
* Contact: carrier <at> sleuthkit <dot> org
*
* Licensed under the Apache License, Version 2.0 (the "License");
@ -25,33 +25,37 @@ import org.openide.nodes.Children;
import org.openide.nodes.Node;
/**
* EmptyNode Class made for when you need to display a node with with text in the table view
* but no children in the tree view.
*
* Provides a root node for the results views with a single child node that
* displays a message as the sole item in its property sheet, useful for
* displaying explanatory text in the result views when there is a node with no
* children in the tree view.
*/
public final class EmptyNode extends AbstractNode {
/**
* Creates an EmptyNode
*
* @param displayedMessage the text you would like displayed in the table view, this will not appear as a child node.
* Provides a root node for the results views with a single child node that
* displays a message as the sole item in its property sheet, useful for
* displaying explanatory text in the result views when there is a node with
* no children in the tree view.
*
* @param displayedMessage The text for the property sheet of the child
* node.
*/
public EmptyNode(String displayedMessage) {
super(Children.create(new EmptyNodeChildren(displayedMessage), true));
}
static class EmptyNodeChildren extends ChildFactory<String> {
String fileIdMsg; //NON-NLS
String displayedMessage;
private EmptyNodeChildren(String displayedMessage) {
fileIdMsg = displayedMessage;
this.displayedMessage = displayedMessage;
}
@Override
protected boolean createKeys(List<String> list) {
list.add(fileIdMsg);
protected boolean createKeys(List<String> keys) {
keys.add(displayedMessage);
return true;
}
@ -63,9 +67,8 @@ public final class EmptyNode extends AbstractNode {
}
/**
* MessageNode is is the info message that displays in the table view, by
* also extending a DisplayableItemNode type, rather than an AbstractNode
* type it doesn't throw an error when right clicked.
* The single child node of an EmptyNode, responsible for displaying a
* message as the sole item in its property sheet.
*/
static class MessageNode extends DisplayableItemNode {