org.apache.derby.impl.jdbc

Class InternalClobTest.FakeStoreStream

java.lang.Object

java.io.InputStream

org.apache.derby.impl.jdbc.InternalClobTest.FakeStoreStream

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable, org.apache.derby.iapi.types.Resetable

Enclosing class:

InternalClobTest

static class InternalClobTest.FakeStoreStream
extends java.io.InputStream
implements org.apache.derby.iapi.types.Resetable

A fake store stream passed in to StoreStreamClob.

Note that it is made such that init must be called before using the stream, or after close, or else a NPE will be thrown.

Field Summary

Fields

Modifier and Type	Field and Description
private static ByteAlphabet	ALPHABET
private int	encodedLengthRemaining
private int	eofMarkerRemaining
private long	length
private LoopingAlphabetStream	stream

Constructor Summary

Constructors

Constructor and Description
FakeStoreStream(long length)

Method Summary

Modifier and Type	Method and Description
void	closeStream()
void	initStream()
int	read()
int	read(byte[] b, int off, int len)
void	resetStream()

Methods inherited from class java.io.InputStream

available, close, mark, markSupported, read, reset, skip

Methods inherited from class java.lang.Object

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

Field Detail

ALPHABET

private static final ByteAlphabet ALPHABET

stream

private LoopingAlphabetStream stream

length

private final long length

encodedLengthRemaining

private int encodedLengthRemaining

eofMarkerRemaining

private int eofMarkerRemaining

Constructor Detail

FakeStoreStream

public FakeStoreStream(long length)

Method Detail

read

public int read(byte[] b,
                int off,
                int len)
         throws java.io.IOException

Overrides:

read in class java.io.InputStream

Throws:

java.io.IOException

read

public int read()
         throws java.io.IOException

Specified by:

read in class java.io.InputStream

Throws:

java.io.IOException

resetStream

public void resetStream()
                 throws java.io.IOException,
                        org.apache.derby.iapi.error.StandardException

Specified by:

resetStream in interface org.apache.derby.iapi.types.Resetable

Throws:

java.io.IOException

org.apache.derby.iapi.error.StandardException

initStream

public void initStream()
                throws org.apache.derby.iapi.error.StandardException

Specified by:

initStream in interface org.apache.derby.iapi.types.Resetable

Throws:

org.apache.derby.iapi.error.StandardException

closeStream

public void closeStream()

Specified by:

closeStream in interface org.apache.derby.iapi.types.Resetable