code: public static String getProperty(String property, String defValue) {
          try {
              return System.getProperty(property, defValue);
          } catch (SecurityException se) {
              return defValue;
          }
      }
docs: An extension over <code>System.getProperty</code> method.
  Handles security restrictions, and returns the default
  value if the access to the property is restricted.
  @param property The system property name.
  @param defValue The default value.
  @return The value of the system property,
  or the default value.