public boolean dropOn(Object dropOnObject) {
if (dropOnObject instanceof Keyword) {
Keyword parentKeyword = null;
Keyword newParentKeyword = (Keyword) dropOnObject;
// Add child to new parent
newParentKeyword.addChild(this);
// Add new parent to child
setPar(newParentKeyword);
update();
newParentKeyword.update();
return true;
} else if (dropOnObject instanceof PersistibleWithKeywords) {
// System.out.println("droping a keyword on " + dropOnObject);
// THis seems to cause a duplicate entry
addDescribedInstance((PersistibleWithKeywords) dropOnObject);
update();
((PersistibleWithKeywords) dropOnObject).link(this);
((PersistibleWithKeywords) dropOnObject).update();
return true;
}
return false;
}
