Package io.mishmash.opentelemetry.server.collector

Class VertxInputStream

java.lang.Object

java.io.InputStream

io.mishmash.opentelemetry.server.collector.VertxInputStream

All Implemented Interfaces:

Closeable, AutoCloseable

public class VertxInputStream
extends InputStream

An InputStream that takes a Vert.x ReadStream and reads it up to a given number of bytes. Used to limit the number of bytes a client can upload allowing for the upload to not be stored temporarily, but rather to be processed on the fly.

Field Summary

Fields

Modifier and Type	Field	Description
protected static final io.vertx.core.buffer.Buffer	END_BUF	Special constant to mark this input stream as having reached the last input.
protected static final io.vertx.core.buffer.Buffer	EXCEPTION_BUF	Special constant to mark this input stream as having reached an error.

Constructor Summary

Constructors

Constructor	Description
VertxInputStream(io.vertx.core.streams.ReadStream<io.vertx.core.buffer.Buffer> readStream, long maxBytesToRead)	Create a new stream.

Method Summary

Modifier and Type	Method	Description
protected void	addBuffer(io.vertx.core.buffer.Buffer b)	Queues the next input Buffer.
int	available()
void	close()
protected void	handleStreamEnd(Void v)	Called when there will be no more input buffers.
protected void	handleStreamException(Throwable t)	Called upon errors.
int	read()

Methods inherited from class java.io.InputStream

mark, markSupported, nullInputStream, read, read, readAllBytes, readNBytes, readNBytes, reset, skip, skipNBytes, transferTo

Methods inherited from class java.lang.Object

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

Field Details

END_BUF

protected static final io.vertx.core.buffer.Buffer END_BUF

Special constant to mark this input stream as having reached the last input.

EXCEPTION_BUF

protected static final io.vertx.core.buffer.Buffer EXCEPTION_BUF

Special constant to mark this input stream as having reached an error.

Constructor Details

VertxInputStream

public VertxInputStream(io.vertx.core.streams.ReadStream<io.vertx.core.buffer.Buffer> readStream,
 long maxBytesToRead)

Create a new stream.

Parameters:

readStream - the input to read from

maxBytesToRead - the maximum number of input bytes allowed

Method Details

read

public int read()
         throws IOException

Specified by:

read in class InputStream

Throws:

IOException

available

public int available()
              throws IOException

Overrides:

available in class InputStream

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Overrides:

close in class InputStream

Throws:

IOException

addBuffer

protected void addBuffer(io.vertx.core.buffer.Buffer b)

Queues the next input Buffer.

Parameters:

b - the input buffer

handleStreamEnd

protected void handleStreamEnd(Void v)

Called when there will be no more input buffers.

Parameters:

v - - a void

handleStreamException

protected void handleStreamException(Throwable t)

Called upon errors.

Parameters:

t - the error encountered