package edu.brown.cs.student.term.parsing;

import org.w3c.dom.Document;
import org.xml.sax.SAXException;

import java.io.File;
import java.io.IOException;

public class LocalXmlParser extends XmlParser {
  public LocalXmlParser() {
    super();
  }

  /**
   * Method used to parse the xml file.
   *
   * @param pathToXml The path to the xml text file.
   * @return The tree structure parsed as an xml doc.
   */
  @Override
  public Document parse(String pathToXml) {
    // TODO: change to online hosted file option
    // Creating the file reference.
    System.err.println("LOG: To make file reference for " + pathToXml + "  in " + getClass());
    File file = new File(pathToXml);

    // Parsing the file.
    try {
      System.err.println("LOG: Calling builder.parse() in " + getClass());
      return builder.parse(file);
    } catch (SAXException e) {
      System.err.println("INTERNAL: SAX " + getClass() + " : " + e.getClass());
    } catch (IOException e) {
      System.err.println("INTERNAL: IO " + getClass() + " : " + e.getClass());
    }
    return null;
  }
}