TypeByValues.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2016 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.contacts.util;
 
import java.io.File;
import java.io.IOException;
import java.util.Map;
import java.util.Properties;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.turro.string.Strings;
import org.turro.elephant.context.ElephantContext;
import org.turro.elephant.impl.util.FileUtil;
 
public class TypeByValues {
 
  public static String getType(String value) {
    for(Map.Entry entry: getProperties().entrySet()) {
      if(matchValue((String) entry.getValue(), value)) {
        return (String) entry.getKey();
      }
    }
    return null;
  }
  
  /* Singleton */
  
  private TypeByValues() {
  }
 
  /* Statics */
  
  private static Properties properties;
  
  private static Properties getProperties() {
    if(properties == null) {
      try {
        File file = new File(ElephantContext.getRealPath("/WEB-INF/elephant/conf/vCard.properties"));
        properties = new Properties();
        properties.load(FileUtil.getBufferedFile(file));
      } catch (IOException ex) {
        Logger.getLogger(TypeByValues.class.getName()).log(Level.SEVERE, ElephantContext.logMsg(null), ex);
      }
    }
    return properties;
  }
  
  private static boolean matchValue(String values, String value) {
    if(!Strings.isBlank(values)) {
      return values.toLowerCase().matches(".*(,|^)" + value.toLowerCase() + "(,|$).*");
    }
    return false;
  }
 
}