code: public boolean getBooleanProperty(final String name, final boolean defaultValue) {
          final String prop = getStringProperty(name);
          return prop == null ? defaultValue : "true".equalsIgnoreCase(prop);
      }
docs: Gets the named property as a boolean value.
  
  @param name the name of the property to look up
  @param defaultValue the default value to use if the property is undefined
  @return the boolean value of the property or {@code defaultValue} if undefined.