org.apache.cayenne.access.jdbc

Class SelectAction

java.lang.Object

org.apache.cayenne.access.jdbc.BaseSQLAction

org.apache.cayenne.access.jdbc.SelectAction

All Implemented Interfaces:

SQLAction

Direct Known Subclasses:

DB2SelectAction, DerbySelectAction, FirebirdSelectAction, H2SelectAction, IngresSelectAction, SQLiteSelectAction

public class SelectAction
extends BaseSQLAction

A SQLAction that handles SelectQuery execution.

Since:

1.2

Field Summary

Fields

Modifier and Type	Field and Description
protected Select<?>	query
protected QueryMetadata	queryMetadata

Fields inherited from class org.apache.cayenne.access.jdbc.BaseSQLAction

dataNode

Constructor Summary

Constructors

Constructor and Description
SelectAction(Select<?> query, DataNode dataNode)

Method Summary

Modifier and Type	Method and Description
void	performAction(Connection connection, OperationObserver observer) Executes a query using a strategy defined by the implementation.

Methods inherited from class org.apache.cayenne.access.jdbc.BaseSQLAction

getInMemoryOffset, readResultSet

Methods inherited from class java.lang.Object

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

Field Detail

query

protected Select<?> query

queryMetadata

protected QueryMetadata queryMetadata

Constructor Detail

SelectAction

public SelectAction(Select<?> query,
                    DataNode dataNode)

Since:

4.0

Method Detail

performAction

public void performAction(Connection connection,
                          OperationObserver observer)
                   throws Exception

Description copied from interface: SQLAction

Executes a query using a strategy defined by the implementation.

Throws:

Exception