Skip to content

Most visited

Recently visited

added in API level 1


public interface Closeable
implements AutoCloseable

A 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).


Public methods

abstract void close()

Closes this stream and releases any system resources associated with it.

Inherited methods

Public methods


added in API level 1
void close ()

Closes this stream and releases any system resources associated with it. If the stream is already closed then invoking this method has no effect.

As noted in close(), cases where the close may fail require careful attention. It is strongly advised to relinquish the underlying resources and to internally mark the Closeable as closed, prior to throwing the IOException.

IOException if an I/O error occurs
This site uses cookies to store your preferences for site-specific language and display options.

Get the latest Android developer news and tips that will help you find success on Google Play.

* Required Fields


Follow Google Developers on WeChat

Browse this site in ?

You requested a page in , but your language preference for this site is .

Would you like to change your language preference and browse this site in ? If you want to change your language preference later, use the language menu at the bottom of each page.

This class requires API level or higher

This doc is hidden because your selected API level for the documentation is . You can change the documentation API level with the selector above the left navigation.

For more information about specifying the API level your app requires, read Supporting Different Platform Versions.

Take a short survey?
Help us improve the Android developer experience. (April 2018 — Developer Survey)