public String get(String propertyName, String defaultValue) {
    return valueOf(getProperties().getProperty(propertyName, defaultValue));
  }
public String get ( String propertyName , String defaultValue ) { return valueOf ( getProperties ( ) . getProperty ( propertyName , defaultValue ) ) ; }
Gets the assigned value of the named property as a {@link String} or returns the default value
if the named property does not exist.

@param propertyName the name of the property to get.
@param defaultValue the default value to return if the named property does not exist.
@return the assigned value of the named property as a {@link String} or default value
if the named property does not exist.
@see java.util.Properties#getProperty(String)
@see #getProperties()