Closeable

public interface Closeable
implements AutoCloseable

Known Indirect Subclasses AbstractCursor, AbstractInterruptibleChannel, AbstractSelectableChannel, AbstractSelector, AbstractWindowedCursor, AssetFileDescriptor, AssetFileDescriptor.AutoCloseInputStream, AssetFileDescriptor.AutoCloseOutputStream, AssetManager.AssetInputStream, BackupDataInputStream, Base64InputStream, Base64OutputStream, BluetoothServerSocket, BluetoothSocket, and 123 others. AbstractCursor This is an abstract cursor class that handles a lot of the common code that all cursors need to deal with and is provided for convenience reasons.  AbstractInterruptibleChannel Base implementation class for interruptible channels.  AbstractSelectableChannel Base implementation class for selectable channels.  AbstractSelector Base implementation class for selectors.  AbstractWindowedCursor A base class for Cursors that store their data in CursorWindows.  AssetFileDescriptor File descriptor of an entry in the AssetManager.  AssetFileDescriptor.AutoCloseInputStream An InputStream you can create on a ParcelFileDescriptor, which will take care of calling ParcelFileDescritor.close() for you when the stream is closed.  AssetFileDescriptor.AutoCloseOutputStream An OutputStream you can create on a ParcelFileDescriptor, which will take care of calling ParcelFileDescritor.close() for you when the stream is closed.  AssetManager.AssetInputStream   BackupDataInputStream Provides an InputStream-like interface for accessing an entity's data during a restore operation.  Base64InputStream An InputStream that does Base64 decoding on the data read through it.  Base64OutputStream An OutputStream that does Base64 encoding on the data written to it, writing the resulting data to another OutputStream.  BluetoothServerSocket A listening Bluetooth socket.  BluetoothSocket A connected or connecting Bluetooth socket.  BufferedInputStream A BufferedInputStream adds functionality to another input stream-namely, the ability to buffer the input and to support the mark and reset methods.  BufferedOutputStream The class implements a buffered output stream.  BufferedReader Reads text from a character-input stream, buffering characters so as to provide for the efficient reading of characters, arrays, and lines.  BufferedWriter Writes text to a character-output stream, buffering characters so as to provide for the efficient writing of single characters, arrays, and strings.  ByteArrayInputStream A ByteArrayInputStream contains an internal buffer that contains bytes that may be read from the stream.  ByteArrayOutputStream This class implements an output stream in which the data is written into a byte array.  ByteChannel A channel that can read and write bytes.  Channel A nexus for I/O operations.  CharArrayReader This class implements a character buffer that can be used as a character-input stream.  CharArrayWriter This class implements a character buffer that can be used as an Writer.  CheckedInputStream An input stream that also maintains a checksum of the data being read.  CheckedOutputStream An output stream that also maintains a checksum of the data being written.  CipherInputStream A CipherInputStream is composed of an InputStream and a Cipher so that read() methods return data that are read in from the underlying InputStream but have been additionally processed by the Cipher.  CipherOutputStream A CipherOutputStream is composed of an OutputStream and a Cipher so that write() methods first process the data before writing them out to the underlying OutputStream.  CrossProcessCursor A cross process cursor is an extension of a Cursor that also supports usage from remote processes.  CrossProcessCursorWrapper Cursor wrapper that implements CrossProcessCursor.  Cursor This interface provides random read-write access to the result set returned by a database query.  CursorWindow A buffer containing multiple cursor rows.  CursorWrapper Wrapper class for Cursor that delegates all calls to the actual cursor object.  DataInputStream A data input stream lets an application read primitive Java data types from an underlying input stream in a machine-independent way.  DataOutputStream A data output stream lets an application write primitive Java data types to an output stream in a portable way.  DatagramChannel A selectable channel for datagram-oriented sockets.  DatagramSocket This class represents a socket for sending and receiving datagram packets.  DeflaterInputStream Implements an input stream filter for compressing data in the "deflate" compression format.  DeflaterOutputStream This class implements an output stream filter for compressing data in the "deflate" compression format.  DigestInputStream A transparent stream that updates the associated message digest using the bits going through the stream.  DigestOutputStream A transparent stream that updates the associated message digest using the bits going through the stream.  DropBoxManager.Entry A single entry retrieved from the drop box.  FileChannel A channel for reading, writing, mapping, and manipulating a file.  FileInputStream A FileInputStream obtains input bytes from a file in a file system.  FileOutputStream A file output stream is an output stream for writing data to a File or to a FileDescriptor.  FileReader Convenience class for reading character files.  FileWriter Convenience class for writing character files.  FilterInputStream A FilterInputStream contains some other input stream, which it uses as its basic source of data, possibly transforming the data along the way or providing additional functionality.  FilterOutputStream This class is the superclass of all classes that filter output streams.  FilterReader Abstract class for reading filtered character streams.  FilterWriter Abstract class for writing filtered character streams.  Formatter An interpreter for printf-style format strings.  GZIPInputStream This class implements a stream filter for reading compressed data in the GZIP file format.  GZIPOutputStream This class implements a stream filter for writing compressed data in the GZIP file format.  GatheringByteChannel A channel that can write bytes from a sequence of buffers.  HttpResponseCache Caches HTTP and HTTPS responses to the filesystem so they may be reused, saving time and bandwidth.  InflaterInputStream This class implements a stream filter for uncompressing data in the "deflate" compression format.  InflaterOutputStream Implements an output stream filter for uncompressing data stored in the "deflate" compression format.  InputStream This abstract class is the superclass of all classes representing an input stream of bytes.  InputStreamReader An InputStreamReader is a bridge from byte streams to character streams: It reads bytes and decodes them into characters using a specified charset.  InterruptibleChannel A channel that can be asynchronously closed and interrupted.  IsoDep Provides access to ISO-DEP (ISO 14443-4) properties and I/O operations on a Tag.  JarFile The JarFile class is used to read the contents of a jar file from any file that can be opened with java.io.RandomAccessFile.  JarInputStream The JarInputStream class is used to read the contents of a JAR file from any input stream.  JarOutputStream The JarOutputStream class is used to write the contents of a JAR file to any output stream.  JsonReader Reads a JSON (RFC 4627) encoded value as a stream of tokens.  JsonWriter Writes a JSON (RFC 4627) encoded value to a stream, one token at a time.  LineNumberInputStream This class was deprecated in API level 1. This class incorrectly assumes that bytes adequately represent characters. As of JDK 1.1, the preferred way to operate on character streams is via the new character-stream classes, which include a class for counting line numbers.   LineNumberReader A buffered character-input stream that keeps track of line numbers.  LocalSocket Creates a (non-server) socket in the UNIX-domain namespace.  MatrixCursor A mutable cursor implementation backed by an array of Objects.  MediaDataSource For supplying media data to the framework.  MergeCursor A convience class that lets you present an array of Cursors as a single linear Cursor.  MidiDevice This class is used for sending and receiving data to and from a MIDI device Instances of this class are created by openDevice(MidiDeviceInfo, MidiManager.OnDeviceOpenedListener, Handler).  MidiDevice.MidiConnection This class represents a connection between the output port of one device and the input port of another.  MidiInputPort This class is used for sending data to a port on a MIDI device   MidiOutputPort This class is used for receiving data from a port on a MIDI device   MifareClassic Provides access to MIFARE Classic properties and I/O operations on a Tag.  MifareUltralight Provides access to MIFARE Ultralight properties and I/O operations on a Tag.  MockCursor This class was deprecated in API level 24. Use a mocking framework like Mockito. New tests should be written using the Android Testing Support Library.   MulticastSocket The multicast datagram socket class is useful for sending and receiving IP multicast packets.  Ndef Provides access to NDEF content and operations on a Tag.  NdefFormatable Provide access to NDEF format operations on a Tag.  NetworkChannel A channel to a network socket.  NfcA Provides access to NFC-A (ISO 14443-3A) properties and I/O operations on a Tag.  NfcB Provides access to NFC-B (ISO 14443-3B) properties and I/O operations on a Tag.  NfcBarcode Provides access to tags containing just a barcode.  NfcF Provides access to NFC-F (JIS 6319-4) properties and I/O operations on a Tag.  NfcV Provides access to NFC-V (ISO 15693) properties and I/O operations on a Tag.  ObjectInputStream An ObjectInputStream deserializes primitive data and objects previously written using an ObjectOutputStream.  ObjectOutputStream An ObjectOutputStream writes primitive data types and graphs of Java objects to an OutputStream.  OutputStream This abstract class is the superclass of all classes representing an output stream of bytes.  OutputStreamWriter An OutputStreamWriter is a bridge from character streams to byte streams: Characters written to it are encoded into bytes using a specified charset.  PackageInstaller.Session An installation that is being actively staged.  ParcelFileDescriptor The FileDescriptor returned by readFileDescriptor(), allowing you to close it when done with it.  ParcelFileDescriptor.AutoCloseInputStream An InputStream you can create on a ParcelFileDescriptor, which will take care of calling ParcelFileDescriptor.close() for you when the stream is closed.  ParcelFileDescriptor.AutoCloseOutputStream An OutputStream you can create on a ParcelFileDescriptor, which will take care of calling ParcelFileDescriptor.close() for you when the stream is closed.  Pipe.SinkChannel A channel representing the writable end of a Pipe.  Pipe.SourceChannel A channel representing the readable end of a Pipe.  PipedInputStream A piped input stream should be connected to a piped output stream; the piped input stream then provides whatever data bytes are written to the piped output stream.  PipedOutputStream A piped output stream can be connected to a piped input stream to create a communications pipe.  PipedReader Piped character-input streams.  PipedWriter Piped character-output streams.  PrintStream A PrintStream adds functionality to another output stream, namely the ability to print representations of various data values conveniently.  PrintWriter Prints formatted representations of objects to a text-output stream.  PushbackInputStream A PushbackInputStream adds functionality to another input stream, namely the ability to "push back" or "unread" one byte.  PushbackReader A character-stream reader that allows characters to be pushed back into the stream.  RandomAccessFile Instances of this class support both reading and writing to a random access file.  ReadableByteChannel A channel that can read bytes.  Reader Abstract class for reading character streams.  SQLiteClosable An object created from a SQLiteDatabase that can be closed.  SQLiteCursor A Cursor implementation that exposes results from a query on a SQLiteDatabase.  SQLiteDatabase Exposes methods to manage a SQLite database.  SQLiteProgram A base class for compiled SQLite programs.  SQLiteQuery Represents a query that reads the resulting rows into a SQLiteQuery.  SQLiteStatement Represents a statement that can be executed against a database.  SSLServerSocket This class extends ServerSockets and provides secure server sockets using protocols such as the Secure Sockets Layer (SSL) or Transport Layer Security (TLS) protocols.  SSLSocket This class extends Sockets and provides secure socket using protocols such as the "Secure Sockets Layer" (SSL) or IETF "Transport Layer Security" (TLS) protocols.  Scanner A simple text scanner which can parse primitive types and strings using regular expressions.  ScatteringByteChannel A channel that can read bytes into a sequence of buffers.  SeekableByteChannel A byte channel that maintains a current position and allows the position to be changed.  SelectableChannel A channel that can be multiplexed via a Selector.  Selector A multiplexor of SelectableChannel objects.  SequenceInputStream A SequenceInputStream represents the logical concatenation of other input streams.  ServerSocket This class implements server sockets.  ServerSocketChannel A selectable channel for stream-oriented listening sockets.  Socket This class implements client sockets (also called just "sockets").  SocketChannel A selectable channel for stream-oriented connecting sockets.  StringBufferInputStream This class was deprecated in API level 1. This class does not properly convert characters into bytes. As of JDK 1.1, the preferred way to create a stream from a string is via the StringReader class.   StringReader A character stream whose source is a string.  StringWriter A character stream that collects its output in a string buffer, which can then be used to construct a string.  TagTechnology TagTechnology is an interface to a technology in a Tag.  URLClassLoader This class loader is used to load classes and resources from a search path of URLs referring to both JAR files and directories.  WritableByteChannel A channel that can write bytes.  Writer Abstract class for writing to character streams.  ZipFile This class is used to read entries from a zip file.  ZipInputStream This class implements an input stream filter for reading files in the ZIP file format.  ZipOutputStream This class implements an output stream filter for writing files in the ZIP file format.

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).

Summary

Inherited methods
From interface java.lang.AutoCloseable abstract void close() Closes this resource, relinquishing any underlying resources.

Public methods

void close ()