Java™ How To Program (Early Objects), Tenth Edition

15.7.1 Interfaces and Classes for Byte-Based Input and Output

InputStream and OutputStream are abstract classes that declare methods for performing byte-based input and output, respectively.

Pipe Streams

Pipes are synchronized communication channels between threads. We discuss threads in Chapter 23. Java provides PipedOutputStream (a subclass of OutputStream) and Piped- InputStream (a subclass of InputStream) to establish pipes between two threads in a program. One thread sends data to another by writing to a PipedOutputStream. The target thread reads information from the pipe via a PipedInputStream.

Filter Streams

A FilterInputStream filters an InputStream, and a FilterOutputStream filters an OutputStream. Filtering means simply that the ...