57 lines
1.3 KiB
Java
57 lines
1.3 KiB
Java
/**
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*
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*/
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package org.gcube.portlets.user.workspace.client.workspace;
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/**
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* @author Federico De Faveri defaveriAtisti.cnr.it
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*
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*/
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public class GWTWorkspaceDD {
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public static boolean canDrop(GWTWorkspaceItem targetItem, GWTWorkspaceItem sourceItem)
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{
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if (sourceItem!=null && targetItem!=null){
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//we check if the node as moved in the same folder
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if (targetItem.getId().equals(sourceItem.getParent().getId())) return false;
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//we can't drop an item inside himself
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if (targetItem.getId().equals(sourceItem.getId())) return false;
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//the root can't be moved
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if (sourceItem.isRoot()) return false;
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//we can't move an item inside himself or a child
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if (targetItem.isAncestor(sourceItem)) return false;
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//siblings can't have same name
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for (GWTWorkspaceItem child:targetItem.getChildren()){
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if (child.getName().equals(sourceItem.getName())) return false;
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}
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/*GWT.log("is ancestor? "+sourceItem.isAncestor(targetItem), null);
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GWTWorkspaceItem parent = sourceItem;
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while(!parent.isRoot()){
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GWT.log("parent "+parent.getName(), null);
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parent = parent.getParent();
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}*/
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switch (targetItem.getType())
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{
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//WORKSPACE, FOLDER_ITEM -> WORKSPACE
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case FOLDER: return true;
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}
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}
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return false;
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}
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}
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