DaoSearch.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2014 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.jpa.search;
 
import java.io.File;
import java.io.IOException;
import java.io.Serializable;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.turro.string.Strings;
import org.jdom.Document;
import org.jdom.Element;
import org.jdom.JDOMException;
import org.jdom.input.SAXBuilder;
import org.turro.elephant.context.ElephantContext;
 
public class DaoSearch extends LinkedHashMap<String, DaoSearchKey> implements Serializable {
  
  protected String sclass, root, template;
  
  public DaoSearch(String name) {
    readItems(name);
  }
 
  public String getSclass() {
    return sclass;
  }
 
  public String getRoot() {
    return root;
  }
 
  public String getTemplate() {
    return template;
  }
 
  public void clearValues() {
    for(DaoSearchKey dsk : values()) {
      dsk.setValue(null);
    }
  }
  
  private void readItems(String name) {
    File confFile = new File(ElephantContext.getRealPath("/WEB-INF/elephant/conf/dao-search" + name.replaceAll("\\/", "-") + ".xml"));
    if(confFile.exists()) {
      try {
        Element conf = null;
        SAXBuilder builder = new SAXBuilder();
        Document doc;
        doc = builder.build(confFile);
        conf = doc.getRootElement();
        if(conf != null) {
          addItems(conf.getChild("dao-search"));
        }
      } catch (JDOMException | IOException ex) {
        Logger.getLogger(DaoSearch.class.getName()).log(Level.SEVERE, ElephantContext.logMsg(null), ex);
      }
    }
  }
 
  private void addItems(Element daoSearch) {
    int count = 0;
    if(daoSearch != null) {
      sclass = daoSearch.getAttributeValue("class");
      root = daoSearch.getAttributeValue("root");
      template = daoSearch.getAttributeValue("template");
      for(Element item : (List<Element>) daoSearch.getChildren()) {
        String name = item.getAttributeValue("name");
        if(!Strings.isBlank(name)) {
          String type = item.getAttributeValue("type");
          if(Strings.isBlank(type)) {
            type = "text";
          }
          DaoSearchKey dsk = new DaoSearchKey(name, type);
          dsk.readXML(item);
          put(name, dsk);
        } else {
          name = "#" + item.getName() + count++;
          DaoSearchKey dsk = new DaoSearchKey(name, null);
          dsk.readXML(item);
          put(name, dsk);
        }
      }
    }
  }
 
}