Java Thread Programming

Chapter 15. Breaking Out of a Blocked I/O State

IN THIS CHAPTER

• The read() Method Ignores Interrupts and Stop Requests

• Closing a Stream to Break Out of the Blocked State

• Throwing InterruptedIOException When Interrupted

• Using BufferedThreadedInputStream for Interruptible I/O

Unfortunately, as of Java 1.2, most blocking I/O statements in the JDK still ignore interrupt requests. This presents a problem when you want to have a thread stop waiting on the I/O operation and do something else—typically to clean up and die. This problem generally arises in situations where data is read from a stream intermittently. A common case is a conversation between a client and server over a socket's streams. Typically in this scenario, a thread blocks for long periods ...