/*
* Created on Oct 29, 2004
* Updated on May 03, 2007
*
*/
package net.sf.jabref.mods;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
/**
* @author Michael Wrighton
* @author S M Mahbub Murshed
*
*/
public class PageNumbers {
String freeform = null;
int start, end;
public PageNumbers(String s) {
parsePageNums(s);
}
protected void parsePageNums(String s) {
Pattern p = Pattern.compile("\\s*(\\d+)\\s*-{1,2}\\s*(\\d+)\\s*");
Matcher m = p.matcher(s);
if (m.matches()) {
start = Integer.parseInt(m.group(1));
end = Integer.parseInt(m.group(2));
}
else
freeform = s;
}
public Element getDOMrepresentation(Document d) {
Element result = d.createElement("extent");
result.setAttribute("unit","page");
if (freeform != null) {
Node t = d.createTextNode(freeform);
result.appendChild(t);
}
else {
Element start = d.createElement("start");
Element end = d.createElement("end");
start.appendChild(d.createTextNode("" + this.start));
end.appendChild(d.createTextNode("" + this.end));
result.appendChild(start);
result.appendChild(end);
}
return result;
}
public String toString(String seperator) {
if (freeform != null)
return freeform;
return (start+seperator+end);
}
public String toString() {
return toString("--");
}
}