Package org.apache.ignite.internal.processors.odbc.jdbc

Class JdbcRequest

java.lang.Object

org.apache.ignite.internal.processors.odbc.ClientListenerRequestNoId

org.apache.ignite.internal.processors.odbc.jdbc.JdbcRequest

All Implemented Interfaces:

ClientListenerRequest, JdbcRawBinarylizable

Direct Known Subclasses:

JdbcBatchExecuteRequest, JdbcBinaryTypeGetRequest, JdbcBinaryTypeNameGetRequest, JdbcBinaryTypeNamePutRequest, JdbcBinaryTypePutRequest, JdbcBulkLoadBatchRequest, JdbcCachePartitionsRequest, JdbcMetaColumnsRequest, JdbcMetaIndexesRequest, JdbcMetaParamsRequest, JdbcMetaPrimaryKeysRequest, JdbcMetaSchemasRequest, JdbcMetaTablesRequest, JdbcQueryCancelRequest, JdbcQueryCloseRequest, JdbcQueryExecuteRequest, JdbcQueryFetchRequest, JdbcQueryMetadataRequest, JdbcSetTxParametersRequest, JdbcTxEndRequest

public class JdbcRequest
extends ClientListenerRequestNoId
implements JdbcRawBinarylizable

JDBC request.

Field Summary

Fields

Modifier and Type	Field	Description
static byte	BATCH_EXEC	Batch queries.
static byte	BINARY_TYPE_GET	Get binary type schema request.
static byte	BINARY_TYPE_NAME_GET	Get binary type name request.
static byte	BINARY_TYPE_NAME_PUT	Update binary type name request.
static byte	BINARY_TYPE_PUT	Update binary type schema request.
static byte	CACHE_PARTITIONS	Get cache partitions distributions.
static byte	META_COLUMNS	Get columns metadata request.
static byte	META_INDEXES	Get indexes metadata request.
static byte	META_PARAMS	Get SQL query parameters metadata request.
static byte	META_PRIMARY_KEYS	Get primary keys metadata request.
static byte	META_SCHEMAS	Get schemas metadata request.
static byte	META_TABLES	Get tables metadata request.
static byte	QRY_EXEC	Execute sql query request.
static byte	QRY_META	Get query columns metadata request.
static byte	TX_END	Finish transaction request.
static byte	TX_SET_PARAMS	Sets transaction parameters request.

Fields inherited from interface org.apache.ignite.internal.processors.odbc.ClientListenerRequest

HANDSHAKE

Constructor Summary

Constructors

Constructor	Description
JdbcRequest(byte type)

Method Summary

Modifier and Type	Method	Description
void	readBinary(BinaryReaderExImpl reader, JdbcProtocolContext protoCtx)	Reads fields from provided reader.
static JdbcRequest	readRequest(BinaryReaderExImpl reader, JdbcProtocolContext protoCtx)
static long	readRequestId(byte[] msg)	Reads JdbcRequest Id.
static byte	readType(byte[] msg)	Reads JdbcRequest command type.
long	requestId()
String	toString()
byte	type()
void	writeBinary(BinaryWriterExImpl writer, JdbcProtocolContext protoCtx)	Writes fields to provided writer.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.ignite.internal.processors.odbc.ClientListenerRequest

beforeStartupRequest

Field Detail

QRY_EXEC

public static final byte QRY_EXEC

Execute sql query request.

See Also:

Constant Field Values

QRY_META

public static final byte QRY_META

Get query columns metadata request.

See Also:

Constant Field Values

BATCH_EXEC

public static final byte BATCH_EXEC

Batch queries.

See Also:

Constant Field Values

META_TABLES

public static final byte META_TABLES

Get tables metadata request.

See Also:

Constant Field Values

META_COLUMNS

public static final byte META_COLUMNS

Get columns metadata request.

See Also:

Constant Field Values

META_INDEXES

public static final byte META_INDEXES

Get indexes metadata request.

See Also:

Constant Field Values

META_PARAMS

public static final byte META_PARAMS

Get SQL query parameters metadata request.

See Also:

Constant Field Values

META_PRIMARY_KEYS

public static final byte META_PRIMARY_KEYS

Get primary keys metadata request.

See Also:

Constant Field Values

META_SCHEMAS

public static final byte META_SCHEMAS

Get schemas metadata request.

See Also:

Constant Field Values

CACHE_PARTITIONS

public static final byte CACHE_PARTITIONS

Get cache partitions distributions.

See Also:

Constant Field Values

BINARY_TYPE_GET

public static final byte BINARY_TYPE_GET

Get binary type schema request.

See Also:

Constant Field Values

BINARY_TYPE_PUT

public static final byte BINARY_TYPE_PUT

Update binary type schema request.

See Also:

Constant Field Values

BINARY_TYPE_NAME_GET

public static final byte BINARY_TYPE_NAME_GET

Get binary type name request.

See Also:

Constant Field Values

BINARY_TYPE_NAME_PUT

public static final byte BINARY_TYPE_NAME_PUT

Update binary type name request.

See Also:

Constant Field Values

TX_SET_PARAMS

public static final byte TX_SET_PARAMS

Sets transaction parameters request.

See Also:

Constant Field Values

TX_END

public static final byte TX_END

Finish transaction request.

See Also:

Constant Field Values

Constructor Detail

JdbcRequest

public JdbcRequest(byte type)

Parameters:

type - Command type.

Method Detail

writeBinary

public void writeBinary(BinaryWriterExImpl writer,
                        JdbcProtocolContext protoCtx)
                 throws BinaryObjectException

Writes fields to provided writer.

Specified by:

writeBinary in interface JdbcRawBinarylizable

Parameters:

writer - Binary object writer.

protoCtx - JDBC protocol context.

Throws:

BinaryObjectException - In case of error.

readBinary

public void readBinary(BinaryReaderExImpl reader,
                       JdbcProtocolContext protoCtx)
                throws BinaryObjectException

Reads fields from provided reader.

Specified by:

readBinary in interface JdbcRawBinarylizable

Parameters:

reader - Binary object reader.

protoCtx - JDBC protocol context.

Throws:

BinaryObjectException - In case of error.

requestId

public long requestId()

Specified by:

requestId in interface ClientListenerRequest

Overrides:

requestId in class ClientListenerRequestNoId

Returns:

Request ID.

type

public byte type()

Returns:

Request type.

readRequest

public static JdbcRequest readRequest(BinaryReaderExImpl reader,
                                      JdbcProtocolContext protoCtx)
                               throws BinaryObjectException

Parameters:

reader - Binary reader.

protoCtx - Protocol context.

Returns:

Request object.

Throws:

BinaryObjectException - On error.

readType

public static byte readType(byte[] msg)

Reads JdbcRequest command type.

Parameters:

msg - Jdbc request as byte array.

Returns:

Command type.

readRequestId

public static long readRequestId(byte[] msg)

Reads JdbcRequest Id.

Parameters:

msg - Jdbc request as byte array.

Returns:

Request Id.

toString

public String toString()

Overrides:

toString in class Object