org.apache.ignite.internal.processors.query.h2.twostep.messages

Class GridQueryRequest

java.lang.Object

org.apache.ignite.internal.processors.query.h2.twostep.messages.GridQueryRequest

All Implemented Interfaces:

Serializable, Message

public class GridQueryRequest
extends Object
implements Message

Query request.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
GridQueryRequest() Default constructor.
GridQueryRequest(GridQueryRequest cp)
GridQueryRequest(long reqId, int pageSize, String space, Collection<GridCacheSqlQuery> qrys, AffinityTopologyVersion topVer, List<String> extraSpaces, int[] parts)

Method Summary

Methods

Modifier and Type	Method and Description
byte	directType() Gets message type.
List<String>	extraSpaces()
byte	fieldsCount() Gets fields count.
int	pageSize()
int[]	partitions()
void	partitions(int[] parts)
Collection<GridCacheSqlQuery>	queries()
boolean	readFrom(ByteBuffer buf, MessageReader reader) Reads this message from provided byte buffer.
long	requestId()
String	space()
AffinityTopologyVersion	topologyVersion()
String	toString()
boolean	writeTo(ByteBuffer buf, MessageWriter writer) Writes this message to provided byte buffer.

Methods inherited from class java.lang.Object

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

Constructor Detail

GridQueryRequest

public GridQueryRequest()

Default constructor.

GridQueryRequest

public GridQueryRequest(long reqId,
                int pageSize,
                String space,
                Collection<GridCacheSqlQuery> qrys,
                AffinityTopologyVersion topVer,
                List<String> extraSpaces,
                int[] parts)

Parameters:

reqId - Request ID.

pageSize - Page size.

space - Space.

qrys - Queries.

topVer - Topology version.

extraSpaces - All space names participating in query other than space.

parts - Optional partitions for unstable topology.

GridQueryRequest

public GridQueryRequest(GridQueryRequest cp)

Parameters:

cp - Copy from.

Method Detail

partitions

public int[] partitions()

Returns:

All the needed partitions for space() and extraSpaces().

partitions

public void partitions(int[] parts)

Parameters:

parts - All the needed partitions for space() and extraSpaces().

extraSpaces

public List<String> extraSpaces()

Returns:

All extra space names participating in query other than space().

topologyVersion

public AffinityTopologyVersion topologyVersion()

Returns:

Topology version.

requestId

public long requestId()

Returns:

Request ID.

pageSize

public int pageSize()

Returns:

Page size.

space

public String space()

Returns:

Space.

queries

public Collection<GridCacheSqlQuery> queries()
                                      throws IgniteCheckedException

Returns:

Queries.

Throws:

IgniteCheckedException

toString

public String toString()

Overrides:

toString in class Object

writeTo

public boolean writeTo(ByteBuffer buf,
              MessageWriter writer)

Writes this message to provided byte buffer.

Specified by:

writeTo in interface Message

Parameters:

buf - Byte buffer.

writer - Writer.

Returns:

Whether message was fully written.

readFrom

public boolean readFrom(ByteBuffer buf,
               MessageReader reader)

Reads this message from provided byte buffer.

Specified by:

readFrom in interface Message

Parameters:

buf - Byte buffer.

reader - Reader.

Returns:

Whether message was fully read.

directType

public byte directType()

Gets message type.

Specified by:

directType in interface Message

Returns:

Message type.

fieldsCount

public byte fieldsCount()

Gets fields count.

Specified by:

fieldsCount in interface Message

Returns:

Fields count.