package org.kuali.ole;
   
   import org.apache.log4j.Logger;
   
   import java.io.File;
   import java.io.FileInputStream;
   import java.io.IOException;
  import java.util.Properties;
  
  /**
   * LoanUtil supports to load Loan.properties file
   */
  public class LoanUtil {
      private static final Logger LOG = Logger.getLogger(LoanUtil.class);
      private static LoanUtil loanUtil = new LoanUtil();
      private String OLE_PROPERTIES_LOAN = "Loan.properties";
      private String environment;
  
      public static LoanUtil getLoanUtil() {
          return loanUtil;
      }
  
      private Properties props;
  
      /**
       * This constructor load the project.properties file
       */
      private LoanUtil() {
          props = new Properties();
          try {
              props.load(getClass().getResourceAsStream(OLE_PROPERTIES_LOAN));
          } catch (Exception e) {
              LOG.error("Unable to load the project.properties file" + e.getMessage());
              LOG.info("Going to attempt to load from the locations set for loan.properties.home");
          }
          String propsDir = System.getProperty("env.properties.home");
          String fileSeparator = System.getProperty("file.separator");
          File userPropsFile = new File(propsDir + fileSeparator + OLE_PROPERTIES_LOAN);
          if (userPropsFile.exists()) {
              try {
                  props.load(new FileInputStream(userPropsFile));
              } catch (IOException e) {
                  LOG.error(e.getMessage());
              }
          }
      }
  
      /**
       *  This method returns value of the key.
       * @param key
       * @return String
       */
      public String getProperty(String key) {
          return props.getProperty(key);
      }
  }