Add XML Util class

src/parser/SvgParser.java

@@ -8,6 +8,7 @@ import javax.xml.parsers.DocumentBuilder;
 import javax.xml.parsers.DocumentBuilderFactory;
 import javax.xml.parsers.ParserConfigurationException;
 import org.w3c.dom.Document;
+import org.w3c.dom.Node;
 import org.xml.sax.SAXException;
 import shapes.Shape;
 
@@ -33,6 +34,8 @@ public class SvgParser extends FileParser {
     DocumentBuilder builder = factory.newDocumentBuilder();
     File file = new File(path);
     Document doc = builder.parse(file);
+
+    for (Node elem : doc.getElementsByTagName("path"))
   }
 
   @Override

src/parser/XmlUtil.java

@@ -0,0 +1,30 @@
+package parser;
+
+import java.util.AbstractList;
+import java.util.Collections;
+import java.util.List;
+import java.util.RandomAccess;
+import org.w3c.dom.Node;
+import org.w3c.dom.NodeList;
+
+public final class XmlUtil {
+  private XmlUtil(){}
+
+  public static List<Node> asList(NodeList n) {
+    return n.getLength()==0?
+        Collections.emptyList(): new NodeListWrapper(n);
+  }
+  static final class NodeListWrapper extends AbstractList<Node>
+      implements RandomAccess {
+    private final NodeList list;
+    NodeListWrapper(NodeList l) {
+      list=l;
+    }
+    public Node get(int index) {
+      return list.item(index);
+    }
+    public int size() {
+      return list.getLength();
+    }
+  }
+}