Uses of Interface java.lang.Readable (Java Platform SE 8 )
Date: 2026-04-24

## Uses of Interface
java.lang.Readable

- Packages that use Readable
  Package | Description
  --- | ---
  java.io | Provides for system input and output through data streams, serialization and the file system.
  java.nio | Defines buffers, which are containers for data, and provides an overview of the other NIO packages.
  java.util | Contains the collections framework, legacy collection classes, event model, date and time facilities, internationalization, and miscellaneous utility classes (a string tokenizer, a random-number generator, and a bit array).

- - ### Uses of Readable in java.io

    Classes in java.io that implement Readable
    Modifier and Type | Class and Description
    --- | ---
    `class` | `BufferedReader` Reads text from a character-input stream, buffering characters so as to provide for the efficient reading of characters, arrays, and lines.
    `class` | `CharArrayReader` This class implements a character buffer that can be used as a character-input stream.
    `class` | `FileReader` Convenience class for reading character files.
    `class` | `FilterReader` Abstract class for reading filtered character streams.
    `class` | `InputStreamReader` An InputStreamReader is a bridge from byte streams to character streams: It reads bytes and decodes them into characters using a specified `charset`.
    `class` | `LineNumberReader` A buffered character-input stream that keeps track of line numbers.
    `class` | `PipedReader` Piped character-input streams.
    `class` | `PushbackReader` A character-stream reader that allows characters to be pushed back into the stream.
    `class` | `Reader` Abstract class for reading character streams.
    `class` | `StringReader` A character stream whose source is a string.

  - ### Uses of Readable in java.nio

    Classes in java.nio that implement Readable
    Modifier and Type | Class and Description
    --- | ---
    `class` | `CharBuffer` A char buffer.

  - ### Uses of Readable in java.util

    Constructors in java.util with parameters of type Readable
    Constructor and Description
    `Scanner(Readable source)` Constructs a new `Scanner` that produces values scanned from the specified source.

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