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package uk.ac.ox.cs.pagoda.summary;
import java.util.Collection;
import java.util.Iterator;
import java.util.TreeSet;
public class Node {
String name;
Collection<String> concepts = new TreeSet<String>();
private String label;
public Node(String nodeName) {
name = nodeName;
}
public String getName() { return name; }
public void addConcept(String className) {
concepts.add(className);
label = null;
}
public String getLabel() {
if (label == null) {
StringBuilder sb = null;
for (Iterator<String> it = concepts.iterator(); it.hasNext(); ) {
if (sb == null) sb = new StringBuilder();
else sb.append("^");
sb.append(it.next());
}
label = sb == null ? "" : sb.toString();
}
return label;
}
//TODO to be removed (just used for debug) ...
String simplifiedLabel = null;
public String toString() {
if (simplifiedLabel == null)
simplifiedLabel = getLabel();
return name + "@" + simplifiedLabel;
}
public boolean isSubConceptOf(Node v) {
String s, t = "";
for (Iterator<String> uIter = concepts.iterator(), vIter = v.concepts.iterator(); uIter.hasNext(); ) {
s = uIter.next();
if (!vIter.hasNext()) return false;
while (vIter.hasNext() && !s.equals(t = vIter.next()));
if (!s.equals(t)) return false;
}
return true;
}
public Collection<String> getConcepts() {
return concepts;
}
}
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