org.teiid.transport

Class PgBackendProtocol

java.lang.Object

io.netty.channel.ChannelHandlerAdapter

io.netty.channel.ChannelOutboundHandlerAdapter

org.teiid.transport.PgBackendProtocol

All Implemented Interfaces:

io.netty.channel.ChannelHandler, io.netty.channel.ChannelOutboundHandler, ODBCClientRemote

public class PgBackendProtocol
extends io.netty.channel.ChannelOutboundHandlerAdapter
implements ODBCClientRemote

Represents the messages going from Server --> PG ODBC Client Some parts of this code is taken from H2's implementation of ODBC

Nested Class Summary

Nested classes/interfaces inherited from interface org.teiid.odbc.ODBCClientRemote

ODBCClientRemote.CursorDirection

Nested classes/interfaces inherited from interface io.netty.channel.ChannelHandler

io.netty.channel.ChannelHandler.Sharable

Field Summary

Fields

Modifier and Type	Field and Description
static String	APPLICATION_NAME
static String	CLIENT_ENCODING
static String	DEFAULT_APPLICATION_NAME
static String	DEFAULT_ENCODING
static String	SSL_HANDLER_KEY

Constructor Summary

Constructors

Constructor and Description
PgBackendProtocol(int maxLobSize, int maxBufferSize, SSLConfiguration config, boolean requireSecure)

Method Summary

Modifier and Type	Method and Description
void	authenticationGSSContinue(byte[] serviceToken)
void	authenticationSucess(int processId, int screctKey)
void	bindComplete()
void	emptyQueryReceived()
void	errorOccurred(String msg)
void	errorOccurred(Throwable t)
static void	escapeQuote(Writer sb, String s)
void	flush()
void	functionCallResponse(byte[] data)
void	functionCallResponse(int data)
String	getClientEncoding()
static String	getCompletionTag(String sql, Integer count)
Charset	getEncoding()
void	initialized(Properties props)
void	prepareCompleted(String preparedName)
void	ready(boolean inTransaction, boolean failedTransaction)
boolean	secureData()
void	sendCommandComplete(String sql, Integer count)
void	sendParameterDescription(int[] paramType)
void	sendParameterStatus(String param, String value)
void	sendPortalSuspended()
void	sendResults(String sql, ResultSetImpl rs, List<PGUtil.PgColInfo> cols, ResultsFuture<Integer> result, ODBCClientRemote.CursorDirection direction, int rowCount, boolean describeRows, short[] resultColumnFormat)
void	sendResultSetDescription(List<PGUtil.PgColInfo> cols, short[] resultColumnFormat)
void	sendSslResponse()
void	sendUpdateCount(String sql, int updateCount)
void	setEncoding(String value, boolean init)
void	statementClosed()
void	terminated()
void	useAuthenticationGSS()
void	useClearTextAuthentication()
void	write(io.netty.channel.ChannelHandlerContext ctx, Object msg, io.netty.channel.ChannelPromise promise)

Methods inherited from class io.netty.channel.ChannelOutboundHandlerAdapter

bind, close, connect, deregister, disconnect, flush, read

Methods inherited from class io.netty.channel.ChannelHandlerAdapter

ensureNotSharable, exceptionCaught, handlerAdded, handlerRemoved, isSharable

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.netty.channel.ChannelHandler

exceptionCaught, handlerAdded, handlerRemoved

Field Detail

APPLICATION_NAME

public static final String APPLICATION_NAME

See Also:

Constant Field Values

DEFAULT_APPLICATION_NAME

public static final String DEFAULT_APPLICATION_NAME

See Also:

Constant Field Values

SSL_HANDLER_KEY

public static final String SSL_HANDLER_KEY

See Also:

Constant Field Values

DEFAULT_ENCODING

public static final String DEFAULT_ENCODING

See Also:

Constant Field Values

CLIENT_ENCODING

public static final String CLIENT_ENCODING

See Also:

Constant Field Values

Constructor Detail

PgBackendProtocol

public PgBackendProtocol(int maxLobSize,
                         int maxBufferSize,
                         SSLConfiguration config,
                         boolean requireSecure)

Method Detail

write

public void write(io.netty.channel.ChannelHandlerContext ctx,
                  Object msg,
                  io.netty.channel.ChannelPromise promise)
           throws Exception

Specified by:

write in interface io.netty.channel.ChannelOutboundHandler

Overrides:

write in class io.netty.channel.ChannelOutboundHandlerAdapter

Throws:

Exception

initialized

public void initialized(Properties props)

Specified by:

initialized in interface ODBCClientRemote

useClearTextAuthentication

public void useClearTextAuthentication()

Specified by:

useClearTextAuthentication in interface ODBCClientRemote

useAuthenticationGSS

public void useAuthenticationGSS()

Specified by:

useAuthenticationGSS in interface ODBCClientRemote

authenticationGSSContinue

public void authenticationGSSContinue(byte[] serviceToken)

Specified by:

authenticationGSSContinue in interface ODBCClientRemote

authenticationSucess

public void authenticationSucess(int processId,
                                 int screctKey)

Specified by:

authenticationSucess in interface ODBCClientRemote

prepareCompleted

public void prepareCompleted(String preparedName)

Specified by:

prepareCompleted in interface ODBCClientRemote

bindComplete

public void bindComplete()

Specified by:

bindComplete in interface ODBCClientRemote

errorOccurred

public void errorOccurred(String msg)

Specified by:

errorOccurred in interface ODBCClientRemote

errorOccurred

public void errorOccurred(Throwable t)

Specified by:

errorOccurred in interface ODBCClientRemote

ready

public void ready(boolean inTransaction,
                  boolean failedTransaction)

Specified by:

ready in interface ODBCClientRemote

setEncoding

public void setEncoding(String value,
                        boolean init)

Specified by:

setEncoding in interface ODBCClientRemote

getClientEncoding

public String getClientEncoding()

getEncoding

public Charset getEncoding()

sendParameterDescription

public void sendParameterDescription(int[] paramType)

Specified by:

sendParameterDescription in interface ODBCClientRemote

sendResultSetDescription

public void sendResultSetDescription(List<PGUtil.PgColInfo> cols,
                                     short[] resultColumnFormat)

Specified by:

sendResultSetDescription in interface ODBCClientRemote

sendResults

public void sendResults(String sql,
                        ResultSetImpl rs,
                        List<PGUtil.PgColInfo> cols,
                        ResultsFuture<Integer> result,
                        ODBCClientRemote.CursorDirection direction,
                        int rowCount,
                        boolean describeRows,
                        short[] resultColumnFormat)

Specified by:

sendResults in interface ODBCClientRemote

sendUpdateCount

public void sendUpdateCount(String sql,
                            int updateCount)

Specified by:

sendUpdateCount in interface ODBCClientRemote

statementClosed

public void statementClosed()

Specified by:

statementClosed in interface ODBCClientRemote

terminated

public void terminated()

Specified by:

terminated in interface ODBCClientRemote

flush

public void flush()

Specified by:

flush in interface ODBCClientRemote

emptyQueryReceived

public void emptyQueryReceived()

Specified by:

emptyQueryReceived in interface ODBCClientRemote

sendCommandComplete

public void sendCommandComplete(String sql,
                                Integer count)

Specified by:

sendCommandComplete in interface ODBCClientRemote

getCompletionTag

public static String getCompletionTag(String sql,
                                      Integer count)

escapeQuote

public static void escapeQuote(Writer sb,
                               String s)
                        throws IOException

Throws:

IOException

sendSslResponse

public void sendSslResponse()

Specified by:

sendSslResponse in interface ODBCClientRemote

sendPortalSuspended

public void sendPortalSuspended()

Specified by:

sendPortalSuspended in interface ODBCClientRemote

sendParameterStatus

public void sendParameterStatus(String param,
                                String value)

Specified by:

sendParameterStatus in interface ODBCClientRemote

functionCallResponse

public void functionCallResponse(byte[] data)

Specified by:

functionCallResponse in interface ODBCClientRemote

functionCallResponse

public void functionCallResponse(int data)

Specified by:

functionCallResponse in interface ODBCClientRemote

secureData

public boolean secureData()