XMLTimeControlSet.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2012 Lluis Turró Cutiller <http://www.turro.org/>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
package org.turro.erp.time;
 
import java.io.File;
import java.io.IOException;
import java.io.OutputStreamWriter;
import java.util.Date;
import java.util.List;
import java.util.TreeSet;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.turro.string.ObjectString;
import org.turro.string.Strings;
import org.jdom.Document;
import org.jdom.Element;
import org.jdom.JDOMException;
import org.jdom.input.SAXBuilder;
import org.jdom.output.Format;
import org.jdom.output.XMLOutputter;
import org.turro.elephant.context.ElephantContext;
import org.turro.elephant.context.IConstructor;
import org.turro.elephant.impl.util.FileUtil;
 
public class XMLTimeControlSet extends TreeSet<XMLTimeControl> {
  
  public static final String XML_TIMECONTROL = "/WEB-INF/local/timeControl.xml";
  
  private IConstructor constructor;
  
  public XMLTimeControlSet(IConstructor constructor) {
    this.constructor = constructor;
    loadCollection();
  }
  
  public void saveCollection() {
    Document doc = new Document(new Element("time-controls"));
    writeXML(doc.getRootElement());
    try {
      OutputStreamWriter fw = FileUtil.getFileWriter(
              ElephantContext.getRealPath(XML_TIMECONTROL));
      Format fm = Format.getPrettyFormat();
      fm.setEncoding(ElephantContext.getEncoding());
      XMLOutputter xo = new XMLOutputter(fm);
      xo.output(doc, fw);
      fw.close();
    } catch (IOException ex) {
      Logger.getLogger(XMLHumanResourceSet.class.getName()).log(Level.SEVERE, null, ex);
    }
  }
 
  public void createCopy() {
    File confFile = new File(ElephantContext.getRealPath(XML_TIMECONTROL));
    File copseg = new File(FileUtil.getFolderFile(confFile).getAbsolutePath() + "/copseg");
    copseg.mkdirs();
    try {
      org.amic.util.file.FileUtil.copyFile(confFile, copseg.getAbsolutePath());
    } catch (IOException ex) {
      Logger.getLogger(XMLTimeControlSet.class.getName()).log(Level.SEVERE, null, ex);
    }
  }
  
  private void loadCollection() {
    SAXBuilder builder = new SAXBuilder();
    Document doc;
    try {
      File confFile = new File(ElephantContext.getRealPath(XML_TIMECONTROL));
      if(confFile.exists()) {
        doc = builder.build(confFile);
        readXML(doc.getRootElement());
      }
    } catch (IOException ex) {
      Logger.getLogger(XMLHumanResourceSet.class.getName()).log(Level.SEVERE, null, ex);
    } catch (JDOMException ex) {
      Logger.getLogger(XMLHumanResourceSet.class.getName()).log(Level.SEVERE, null, ex);
    }
  }
 
  private void writeXML(Element rootElement) {
    for(XMLTimeControl tc : this) {
      Element el = new Element("time-control");
      el.setAttribute("human-resource-id", tc.getHumanResourceId() + "");
      if(tc.getStartTime() != null) {
        el.setAttribute("start-time", 
              ObjectString.formatObject(tc.getStartTime(), ObjectString.COMPRESSED_DATE_PATTERN, false));
        if(tc.getEndTime() != null) {
          el.setAttribute("end-time", 
                ObjectString.formatObject(tc.getEndTime(), ObjectString.COMPRESSED_DATE_PATTERN, false));
        }
        rootElement.addContent(el);
      }
    }
  }
 
  private void readXML(Element rootElement) {
    clear();
    for(Element el : (List<Element>) rootElement.getChildren("time-control")) {
      XMLTimeControl tc = new XMLTimeControl();
      tc.setHumanResourceId((Long) ObjectString.parseString(el.getAttributeValue("human-resource-id"), Long.class, false));
      if(!Strings.isBlank(el.getAttributeValue("start-time"))) {
        tc.setStartTime((Date) ObjectString.parseString(el.getAttributeValue("start-time"), 
                ObjectString.COMPRESSED_DATE_PATTERN, Date.class, false));
      }
      if(!Strings.isBlank(el.getAttributeValue("end-time"))) {
        tc.setEndTime((Date) ObjectString.parseString(el.getAttributeValue("end-time"), 
                ObjectString.COMPRESSED_DATE_PATTERN, Date.class, false));
      }
      if(tc.getStartTime() != null) {
        add(tc);
      }
    }
  }
 
}