@ Override public String getMessage ( ) { if ( message_ != null ) { return message_ ; } if ( getCause ( ) != null ) { return getCause ( ) . getMessage ( ) ; } switch ( code_ ) { case UNSPECIFIED_ERR : return "unknown error" ; case NOT_SUPPORTED_ERR : return "not supported" ; case SYNTAX_ERR : return "syntax error" ; default : return null ; } }
Returns the detail message of this throwable object .