org.apache.commons.io.input

Class BrokenInputStream

java.lang.Object

java.io.InputStream

org.apache.commons.io.input.BrokenInputStream

All Implemented Interfaces:

Closeable, AutoCloseable

public class BrokenInputStream
extends InputStream

Always throws an exception from all InputStream methods where IOException is declared.

This class is mostly useful for testing error handling.

Field Summary

Fields

Modifier and Type	Field and Description
static BrokenInputStream	INSTANCE The singleton instance using a default IOException.

Constructor Summary

Constructors

Constructor and Description
BrokenInputStream() Constructs a new stream that always throws an IOException.
BrokenInputStream(java.util.function.Supplier<Throwable> exceptionSupplier) Constructs a new stream that always throws the supplied exception.
BrokenInputStream(Throwable exception) Constructs a new stream that always throws the given exception.

Method Summary

Modifier and Type	Method and Description
int	available() Throws the configured exception.
void	close() Throws the configured exception.
(package private) Throwable	getThrowable() Gets the Throwable to throw.
int	read() Throws the configured exception.
void	reset() Throws the configured exception.
long	skip(long n) Throws the configured exception.

Methods inherited from class java.io.InputStream

mark, markSupported, read, read

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

INSTANCE

public static final BrokenInputStream INSTANCE

The singleton instance using a default IOException.

Constructor Detail

BrokenInputStream

public BrokenInputStream()

Constructs a new stream that always throws an IOException.

BrokenInputStream

public BrokenInputStream(java.util.function.Supplier<Throwable> exceptionSupplier)

Constructs a new stream that always throws the supplied exception.

Parameters:

exceptionSupplier - a supplier for the IOException or RuntimeException to be thrown.

BrokenInputStream

public BrokenInputStream(Throwable exception)

Constructs a new stream that always throws the given exception.

Parameters:

exception - the exception to be thrown.

Method Detail

available

public int available()
              throws IOException

Throws the configured exception.

Overrides:

available in class InputStream

Returns:

nothing.

Throws:

IOException - always throws the exception configured in a constructor.

close

public void close()
           throws IOException

Throws the configured exception.

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Overrides:

close in class InputStream

Throws:

IOException - always throws the exception configured in a constructor.

getThrowable

Throwable getThrowable()

Gets the Throwable to throw. Package-private for testing.

Returns:

the Throwable to throw.

read

public int read()
         throws IOException

Throws the configured exception.

Specified by:

read in class InputStream

Returns:

nothing.

Throws:

IOException - always throws the exception configured in a constructor.

reset

public void reset()
           throws IOException

Throws the configured exception.

Overrides:

reset in class InputStream

Throws:

IOException - always throws the exception configured in a constructor.

skip

public long skip(long n)
          throws IOException

Throws the configured exception.

Overrides:

skip in class InputStream

Parameters:

n - ignored.

Returns:

nothing.

Throws:

IOException - always throws the exception configured in a constructor.