/**@class java.io.Closeable @extends java.lang.AutoCloseable A {@code Closeable} is a source or destination of data that can be closed. The close method is invoked to release resources that the object is holding (such as open files). @since 1.5 */ var Closeable = { /**Closes this stream and releases any system resources associated with it. If the stream is already closed then invoking this method has no effect. @throws IOException if an I/O error occurs */ close : function( ) {}, };