org.mariadb.jdbc.internal.com.send

Class ComStmtExecute

java.lang.Object

org.mariadb.jdbc.internal.com.send.ComStmtExecute

All Implemented Interfaces:

InterfaceSendPacket

public class ComStmtExecute
extends java.lang.Object
implements InterfaceSendPacket

Field Summary

Fields

Modifier and Type	Field and Description
private byte	cursorFlag
private int	parameterCount
private ParameterHolder[]	parameters
private ColumnType[]	parameterTypeHeader
private int	statementId

Constructor Summary

Constructors

Constructor and Description
ComStmtExecute(int statementId, ParameterHolder[] parameters, int parameterCount, ColumnType[] parameterTypeHeader, byte cursorFlag) Initialize parameters.

Method Summary

Modifier and Type	Method and Description
void	send(PacketOutputStream pos) Send a prepare statement binary stream.
static void	writeCmd(int statementId, ParameterHolder[] parameters, int parameterCount, ColumnType[] parameterTypeHeader, PacketOutputStream pos, byte cursorFlag) Write COM_STMT_EXECUTE sub-command to output buffer.

Methods inherited from class java.lang.Object

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

Field Detail

parameterCount

private final int parameterCount

parameters

private final ParameterHolder[] parameters

statementId

private final int statementId

cursorFlag

private final byte cursorFlag

parameterTypeHeader

private final ColumnType[] parameterTypeHeader

Constructor Detail

ComStmtExecute

public ComStmtExecute(int statementId,
                      ParameterHolder[] parameters,
                      int parameterCount,
                      ColumnType[] parameterTypeHeader,
                      byte cursorFlag)

Initialize parameters.

Parameters:

statementId - prepareResult object received after preparation.

parameters - parameters

parameterCount - parameters number

parameterTypeHeader - parameters header

cursorFlag - cursor flag. Possible values :

1. CURSOR_TYPE_NO_CURSOR = fetch all
2. CURSOR_TYPE_READ_ONLY = fetch by bunch
3. CURSOR_TYPE_FOR_UPDATE = fetch by bunch with lock ?
4. CURSOR_TYPE_SCROLLABLE = //reserved, but not working

Method Detail

writeCmd

public static void writeCmd(int statementId,
                            ParameterHolder[] parameters,
                            int parameterCount,
                            ColumnType[] parameterTypeHeader,
                            PacketOutputStream pos,
                            byte cursorFlag)
                     throws java.io.IOException

Write COM_STMT_EXECUTE sub-command to output buffer.

Parameters:

statementId - prepareResult object received after preparation.

parameters - parameters

parameterCount - parameters number

parameterTypeHeader - parameters header1

pos - outputStream

cursorFlag - cursor flag. Possible values :

1. CURSOR_TYPE_NO_CURSOR = fetch all
2. CURSOR_TYPE_READ_ONLY = fetch by bunch
3. CURSOR_TYPE_FOR_UPDATE = fetch by bunch with lock ?
4. CURSOR_TYPE_SCROLLABLE = //reserved, but not working

Throws:

java.io.IOException - if a connection error occur

send

public void send(PacketOutputStream pos)
          throws java.io.IOException

Send a prepare statement binary stream.

Specified by:

send in interface InterfaceSendPacket

Parameters:

pos - database socket

Throws:

java.io.IOException - if a connection error occur