Package org.apache.cayenne.access.jdbc
Class BaseSQLAction
java.lang.Object
org.apache.cayenne.access.jdbc.BaseSQLAction
- All Implemented Interfaces:
SQLAction
- Direct Known Subclasses:
BatchAction
,EJBQLAction
,ProcedureAction
,SelectAction
A convenience superclass for SQLAction implementations.
- Since:
- 1.2
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Field Summary
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Constructor Summary
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Method Summary
Modifier and TypeMethodDescriptionprotected int
getInMemoryOffset
(int queryOffset) Returns a value of the offset that will be used to rewind the ResultSet within the SQL action before reading the result rows.protected void
readResultSet
(ResultSet resultSet, RowDescriptor descriptor, Query query, OperationObserver delegate) Helper method to process a ResultSet.Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
Methods inherited from interface org.apache.cayenne.query.SQLAction
performAction
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Field Details
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dataNode
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Constructor Details
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BaseSQLAction
- Since:
- 4.0
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Method Details
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readResultSet
protected void readResultSet(ResultSet resultSet, RowDescriptor descriptor, Query query, OperationObserver delegate) throws SQLException, Exception Helper method to process a ResultSet.- Throws:
SQLException
Exception
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getInMemoryOffset
protected int getInMemoryOffset(int queryOffset) Returns a value of the offset that will be used to rewind the ResultSet within the SQL action before reading the result rows. The default implementation returns 'queryOffset' argument. If the adapter supports setting offset at the SQL level, this method must be overridden to return zero to suppress manual offset.- Since:
- 3.0
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