XMLImport.java

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package edu.isi.karma.imp.json;


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

import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import org.json.XML;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import edu.isi.karma.imp.Import;
import edu.isi.karma.rep.Worksheet;
import edu.isi.karma.rep.Workspace;
import edu.isi.karma.rep.metadata.WorksheetProperties.Property;
import edu.isi.karma.rep.metadata.WorksheetProperties.SourceTypes;
import edu.isi.karma.util.FileUtil;
import edu.isi.karma.util.JSONUtil;
import edu.isi.karma.webserver.KarmaException;


/**
 *
 * @author mielvandersande
 */
public class XMLImport extends Import {

    Import jsonImport;
    File jsonFile;
    private static Logger logger = LoggerFactory.getLogger(XMLImport.class);

    public XMLImport(File xmlFile, String worksheetName, 
    		Workspace workspace, String encoding, int maxNumLines,
    		JSONArray columnsJson) {
        super(worksheetName, workspace, encoding);

        try {
            String fileContents = FileUtil.readFileContentsToString(xmlFile, encoding);

            JSONObject jsonObj = XML.toJSONObject(fileContents);
            Object json = JSONUtil.createJson(jsonObj.toString());
            jsonImport = new JsonImport(json,this.getFactory(), this.getWorksheet(), workspace, maxNumLines);
        } catch (JSONException ex) {
            logger.error("Error in populating the worksheet with XML", ex);
        } catch (IOException ex) {
            logger.error("Error in reading the XML file", ex);
        }
    }

    public Import duplicate() throws IOException {
    	return jsonImport.duplicate();
    }
    
    @Override
    public Worksheet generateWorksheet() throws JSONException, IOException, KarmaException, ClassNotFoundException {
        jsonImport.generateWorksheet();
        getWorksheet().getMetadataContainer().getWorksheetProperties().setPropertyValue(Property.sourceType, SourceTypes.XML.toString());
        if (jsonFile != null)
        	jsonFile.delete();
        return jsonImport.getWorksheet();
    }

}