org.glassfish.grizzly.http.HttpProbe Maven / Gradle / Ivy
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package org.glassfish.grizzly.http;
import org.glassfish.grizzly.Buffer;
import org.glassfish.grizzly.Connection;
/**
* Monitoring probe providing callbacks that may be invoked by Grizzly Http filters.
*
* @author Alexey Stashok
*
* @since 2.0
*/
public interface HttpProbe {
/**
* Method will be called, when {@link Buffer} will come for processing to
* the {@link HttpCodecFilter} (either request or response).
*
* @param connection {@link Connection}, the event belongs to.
* @param buffer {@link Buffer} to be parsed.
*/
void onDataReceivedEvent(Connection connection, Buffer buffer);
/**
* Method will be called, when {@link Buffer}, produced by the
* {@link HttpCodecFilter} will be ready to go to the next
* {@link org.glassfish.grizzly.filterchain.Filter} in the chain and finally
* written on wire.
*
* @param connection {@link Connection}, the event belongs to.
* @param buffer serialized {@link Buffer}.
*/
void onDataSentEvent(Connection connection, Buffer buffer);
/**
* Method will be called, when HTTP message header gets parsed
* (either request or response).
*
* @param connection {@link Connection}, the event belongs to.
* @param header parsed {@link HttpHeader}.
* @param size the size of the parsed header buffer.
*/
void onHeaderParseEvent(Connection connection, HttpHeader header,
int size);
/**
* Method will be called, when HTTP message header gets serialized
* (either request or response).
*
* @param connection {@link Connection}, the event belongs to.
* @param header serialized {@link HttpHeader}.
* @param buffer the serialized header {@link Buffer}.
*/
void onHeaderSerializeEvent(Connection connection, HttpHeader header,
Buffer buffer);
/**
* Method will be called, when HTTP message content chunk gets parsed
* (either request or response).
*
* @param connection {@link Connection}, the event belongs to.
* @param content parsed {@link HttpContent}.
*/
void onContentChunkParseEvent(Connection connection,
HttpContent content);
/**
* Method will be called, when HTTP message content chunk is prepared to be
* serialized (either request or response).
*
* @param connection {@link Connection}, the event belongs to.
* @param content {@link HttpContent} to be serialized.
*/
void onContentChunkSerializeEvent(Connection connection,
HttpContent content);
/**
* Method will be called, when {@link ContentEncoding} will be applied
* during the parsing/decoding of the certain HTTP message content chunk.
*
* @param connection {@link Connection}, the event belongs to.
* @param header HTTP {@link HttpHeader}, the event belongs to.
* @param buffer {@link Buffer} to be parsed/decoded.
* @param contentEncoding {@link ContentEncoding} to be applied.
*/
void onContentEncodingParseEvent(Connection connection,
HttpHeader header, Buffer buffer, ContentEncoding contentEncoding);
/**
* This method will be called after the {@link ContentEncoding} has been
* applied.
*
* @param connection {@link Connection}, the event belongs to.
* @param header HTTP {@link HttpHeader}, the event belongs to.
* @param result the result of the decode operation.
* @param contentEncoding the {@link ContentEncoding} that was applied.
*
* @since 2.3.3
*/
void onContentEncodingParseResultEvent(Connection connection,
HttpHeader header,
Buffer result,
ContentEncoding contentEncoding);
/**
/**
* Method will be called, when {@link ContentEncoding} will be applied
* during the serialization/encoding of the certain HTTP message content chunk.
*
* @param connection {@link Connection}, the event belongs to.
* @param header HTTP {@link HttpHeader}, the event belongs to.
* @param buffer {@link Buffer} to be serialized/encoded.
* @param contentEncoding {@link ContentEncoding} to be applied.
*/
void onContentEncodingSerializeEvent(Connection connection,
HttpHeader header, Buffer buffer, ContentEncoding contentEncoding);
/**
* Method will be called, when {@link ContentEncoding} will be applied
* during the serialization/encoding of the certain HTTP message content chunk.
*
* @param connection {@link Connection}, the event belongs to.
* @param header HTTP {@link HttpHeader}, the event belongs to.
* @param result The result of the encoding processes.
* @param contentEncoding {@link ContentEncoding} to be applied.
*
* @since 2.3.3
*/
void onContentEncodingSerializeResultEvent(Connection connection,
HttpHeader header,
Buffer result,
ContentEncoding contentEncoding);
/**
* Method will be called, when {@link TransferEncoding} will be applied
* during the parsing/decoding of the certain HTTP message content chunk.
*
* @param connection {@link Connection}, the event belongs to.
* @param header HTTP {@link HttpHeader}, the event belongs to.
* @param buffer {@link Buffer} to be parsed/decoded.
* @param transferEncoding {@link TransferEncoding} to be applied.
*/
void onTransferEncodingParseEvent(Connection connection,
HttpHeader header, Buffer buffer, TransferEncoding transferEncoding);
/**
* Method will be called, when {@link TransferEncoding} will be applied
* during the serialization/encoding of the certain HTTP message content chunk.
*
* @param connection {@link Connection}, the event belongs to.
* @param header HTTP {@link HttpHeader}, the event belongs to.
* @param buffer {@link Buffer} to be serialized/encoded.
* @param transferEncoding {@link TransferEncoding} to be applied.
*/
void onTransferEncodingSerializeEvent(Connection connection,
HttpHeader header, Buffer buffer, TransferEncoding transferEncoding);
/**
* Method will be called, when error occurs during the {@link HttpCodecFilter} processing.
*
* @param connection {@link Connection}, the event belongs to.
* @param connection {@link HttpPacket}, the event belongs to.
* @param error error
*/
void onErrorEvent(Connection connection, HttpPacket httpPacket, Throwable error);
// ---------------------------------------------------------- Nested Classes
/**
* {@link HttpProbe} adapter that provides no-op implementations for
* all interface methods allowing easy extension by the developer.
*
* @since 2.1.9
*/
@SuppressWarnings("UnusedDeclaration")
class Adapter implements HttpProbe {
// ---------------------------------------------- Methods from HttpProbe
/**
* {@inheritDoc}
*/
@Override
public void onDataReceivedEvent(Connection connection, Buffer buffer) {}
/**
* {@inheritDoc}
*/
@Override
public void onDataSentEvent(Connection connection, Buffer buffer) {}
/**
* {@inheritDoc}
*/
@Override
public void onHeaderParseEvent(Connection connection, HttpHeader header, int size) {}
/**
* {@inheritDoc}
*/
@Override
public void onHeaderSerializeEvent(Connection connection, HttpHeader header, Buffer buffer) {}
/**
* {@inheritDoc}
*/
@Override
public void onContentChunkParseEvent(Connection connection, HttpContent content) {}
/**
* {@inheritDoc}
*/
@Override
public void onContentChunkSerializeEvent(Connection connection, HttpContent content) {}
/**
* {@inheritDoc}
*/
@Override
public void onContentEncodingParseEvent(Connection connection, HttpHeader header, Buffer buffer, ContentEncoding contentEncoding) {}
/**
* {@inheritDoc}
*/
@Override
public void onContentEncodingParseResultEvent(Connection connection, HttpHeader header, Buffer result, ContentEncoding contentEncoding) {}
/**
* {@inheritDoc}
*/
@Override
public void onContentEncodingSerializeEvent(Connection connection, HttpHeader header, Buffer buffer, ContentEncoding contentEncoding) {}
/**
* {@inheritDoc}
*/
@Override
public void onContentEncodingSerializeResultEvent(Connection connection, HttpHeader header, Buffer result, ContentEncoding contentEncoding) {}
/**
* {@inheritDoc}
*/
@Override
public void onTransferEncodingParseEvent(Connection connection, HttpHeader header, Buffer buffer, TransferEncoding transferEncoding) {}
/**
* {@inheritDoc}
*/
@Override
public void onTransferEncodingSerializeEvent(Connection connection, HttpHeader header, Buffer buffer, TransferEncoding transferEncoding) {}
/**
* {@inheritDoc}
*/
@Override
public void onErrorEvent(Connection connection, HttpPacket httpPacket, Throwable error) {}
} // END Adapter
}
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