Package org.datanucleus.store.rdbms

Examples of org.datanucleus.store.rdbms.SQLController

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        int nextID;
        try
        {
            ExecutionContext ec = sm.getExecutionContext();
            ManagedConnection mconn = getStoreMgr().getConnection(ec);
            SQLController sqlControl = getStoreMgr().getSQLController();
            try
            {
                String stmt = getMaxAdapterColumnIdStmt();
                PreparedStatement ps = sqlControl.getStatementForQuery(mconn, stmt);

                try
                {
                    int jdbcPosition = 1;
                    BackingStoreHelper.populateOwnerInStatement(sm, ec, ps, jdbcPosition, this);
                    ResultSet rs = sqlControl.executeStatementQuery(mconn, stmt, ps);
                    try
                    {
                        if (!rs.next())
                        {
                            nextID = 1;
                        }
                        else
                        {
                            nextID = rs.getInt(1)+1;
                        }

                        JDBCUtils.logWarnings(rs);
                    }
                    finally
                    {
                        rs.close();
                    }
                }
                finally
                {
                    sqlControl.closeStatement(mconn, ps);
                }
            }
            finally
            {
                mconn.release();
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        String clearStmt = getClearStmt(ecs);
        try
        {
            ExecutionContext ec = ownerSM.getExecutionContext();
            ManagedConnection mconn = ecs.getStoreManager().getConnection(ec);
            SQLController sqlControl = storeMgr.getSQLController();
            try
            {
                PreparedStatement ps = sqlControl.getStatementForUpdate(mconn, clearStmt, false);
                try
                {
                    int jdbcPosition = 1;
                    jdbcPosition = BackingStoreHelper.populateOwnerInStatement(ownerSM, ec, ps, jdbcPosition, ecs);
                    if (ecs.getRelationDiscriminatorMapping() != null)
                    {
                        BackingStoreHelper.populateRelationDiscriminatorInStatement(ec, ps, jdbcPosition, ecs);
                    }

                    sqlControl.executeStatementUpdate(mconn, clearStmt, ps, true);
                }
                finally
                {
                    sqlControl.closeStatement(mconn, ps);
                }
            }
            finally
            {
                mconn.release();
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    public int[] internalAdd(ObjectProvider sm, AbstractArrayStore aas, Object element, ManagedConnection conn,
            boolean batched, int orderId, boolean executeNow)
        throws MappedDatastoreException
    {
        ExecutionContext ec = sm.getExecutionContext();
        SQLController sqlControl = storeMgr.getSQLController();
        String addStmt = getAddStmt(aas);
        try
        {
            PreparedStatement ps = sqlControl.getStatementForUpdate(conn, addStmt, false);
            boolean notYetFlushedError = false;
            try
            {
                // Insert the join table row
                int jdbcPosition = 1;
                jdbcPosition = BackingStoreHelper.populateOwnerInStatement(sm, ec, ps, jdbcPosition, aas);
                jdbcPosition = BackingStoreHelper.populateElementInStatement(ec, ps, element, jdbcPosition, aas.getElementMapping());
                jdbcPosition = BackingStoreHelper.populateOrderInStatement(ec, ps, orderId, jdbcPosition, aas.getOrderMapping());
                if (aas.getRelationDiscriminatorMapping() != null)
                {
                    jdbcPosition =
                        BackingStoreHelper.populateRelationDiscriminatorInStatement(ec, ps, jdbcPosition, aas);
                }

                // Execute the statement
                return sqlControl.executeStatementUpdate(conn, addStmt, ps, executeNow);
            }
            catch (NotYetFlushedException nfe)
            {
                notYetFlushedError = true;
                throw nfe;
            }
            finally
            {
                if (notYetFlushedError)
                {
                    sqlControl.abortStatementForConnection(conn, ps);
                }
                else
                {
                    sqlControl.closeStatement(conn, ps);
                }
            }
        }
        catch (SQLException e)
        {
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        }
    }

    public void processBatchedWrites(ManagedConnection mconn) throws MappedDatastoreException
    {
        SQLController sqlControl = storeMgr.getSQLController();
        try
        {
            sqlControl.processStatementsForConnection(mconn); // Process all waiting batched statements before we start our work
        }
        catch (SQLException e)
        {
            throw new MappedDatastoreException("SQLException", e);
        }
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        String clearStmt = getClearStmt(ecs);
        try
        {
            ExecutionContext ec = ownerSM.getExecutionContext();
            ManagedConnection mconn = storeMgr.getConnection(ec);
            SQLController sqlControl = storeMgr.getSQLController();
            try
            {
                PreparedStatement ps = sqlControl.getStatementForUpdate(mconn, clearStmt, false);
                try
                {
                    int jdbcPosition = 1;
                    jdbcPosition = BackingStoreHelper.populateOwnerInStatement(ownerSM, ec, ps, jdbcPosition, ecs);
                    if (ecs.getRelationDiscriminatorMapping() != null)
                    {
                        BackingStoreHelper.populateRelationDiscriminatorInStatement(ec, ps, jdbcPosition, ecs);
                    }

                    sqlControl.executeStatementUpdate(mconn, clearStmt, ps, true);
                }
                finally
                {
                    sqlControl.closeStatement(mconn, ps);
                }
            }
            finally
            {
                mconn.release();
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        String sizeStmt = getSizeStmt(ecs);
        try
        {
            ExecutionContext ec = ownerSM.getExecutionContext();
            ManagedConnection mconn = storeMgr.getConnection(ec);
            SQLController sqlControl = storeMgr.getSQLController();
            try
            {
                PreparedStatement ps = sqlControl.getStatementForQuery(mconn, sizeStmt);
                try
                {
                    int jdbcPosition = 1;
                    jdbcPosition = BackingStoreHelper.populateOwnerInStatement(ownerSM, ec, ps, jdbcPosition, ecs);
                    if (ecs.getElementInfo() != null && ecs.getElementInfo().length == 1)
                    {
                        // TODO Allow for multiple element types (e.g interface implementations)
                        for (int i = 0; i < ecs.getElementInfo().length; i++)
                        {
                            if (ecs.getElementInfo()[i].getDiscriminatorMapping() != null)
                            {
                                jdbcPosition =
                                    BackingStoreHelper.populateElementDiscriminatorInStatement(ec, ps,
                                        jdbcPosition, true, ecs.getElementInfo()[i], clr);
                            }
                        }
                    }
                    if (ecs.getRelationDiscriminatorMapping() != null)
                    {
                        jdbcPosition =
                            BackingStoreHelper.populateRelationDiscriminatorInStatement(ec, ps, jdbcPosition, ecs);
                    }

                    ResultSet rs = sqlControl.executeStatementQuery(mconn, sizeStmt, ps);
                    try
                    {
                        if (!rs.next())
                        {
                            throw new NucleusDataStoreException(localiser.msg("056007", sizeStmt));
                        }

                        numRows = rs.getInt(1);
                        JDBCUtils.logWarnings(rs);
                    }
                    finally
                    {
                        rs.close();
                    }
                }
                finally
                {
                    sqlControl.closeStatement(mconn, ps);
                }
            }
            finally
            {
                mconn.release();
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    public int[] internalAdd(ObjectProvider ownerSM, ManagedConnection conn, boolean batched, Object element, boolean processNow,
                             AbstractSetStore setStore)
    throws MappedDatastoreException
    {
        ExecutionContext ec = ownerSM.getExecutionContext();
        SQLController sqlControl = storeMgr.getSQLController();
        String addStmt = getAddStmt(setStore);
        try
        {
            PreparedStatement ps = sqlControl.getStatementForUpdate(conn, addStmt, batched);
            try
            {
                int jdbcPosition = 1;
                jdbcPosition = BackingStoreHelper.populateOwnerInStatement(ownerSM, ec, ps, jdbcPosition, setStore);
                jdbcPosition = BackingStoreHelper.populateElementInStatement(ec, ps, element, jdbcPosition, setStore.getElementMapping());
                if (setStore.getRelationDiscriminatorMapping() != null)
                {
                    jdbcPosition =
                        BackingStoreHelper.populateRelationDiscriminatorInStatement(ec, ps, jdbcPosition, setStore);
                }

                // Execute the statement
                return sqlControl.executeStatementUpdate(conn, addStmt, ps, processNow);
            }
            finally
            {
                sqlControl.closeStatement(conn, ps);
            }
        }
        catch (SQLException e)
        {
            throw new MappedDatastoreException(getAddStmt(setStore), e);
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        ExecutionContext ec = sm.getExecutionContext();
        String removeStmt = getRemoveStmt(setStore);
        try
        {
            ManagedConnection mconn = storeMgr.getConnection(ec);
            SQLController sqlControl = storeMgr.getSQLController();
            try
            {
                PreparedStatement ps = sqlControl.getStatementForUpdate(mconn, removeStmt, false);
                try
                {
                    int jdbcPosition = 1;
                    jdbcPosition = BackingStoreHelper.populateOwnerInStatement(sm, ec, ps, jdbcPosition, setStore);
                    jdbcPosition = BackingStoreHelper.populateElementInStatement(ec, ps, element, jdbcPosition, setStore.getElementMapping());
                    if (setStore.getRelationDiscriminatorMapping() != null)
                    {
                        jdbcPosition =
                            BackingStoreHelper.populateRelationDiscriminatorInStatement(ec, ps, jdbcPosition, setStore);
                    }

                    int[] rowsDeleted = sqlControl.executeStatementUpdate(mconn, removeStmt, ps, true);
                    modified = (rowsDeleted[0] == 1);
                }
                finally
                {
                    sqlControl.closeStatement(mconn, ps);
                }
            }
            finally
            {
                mconn.release();
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    public int[] internalRemove(ObjectProvider ownerSM, ManagedConnection conn, boolean batched, Object element, boolean executeNow,
                                AbstractCollectionStore acs) throws MappedDatastoreException
    {
        ExecutionContext ec = ownerSM.getExecutionContext();
        SQLController sqlControl = storeMgr.getSQLController();
        String removeStmt = getRemoveStmt(acs);
        try
        {
            PreparedStatement ps = sqlControl.getStatementForUpdate(conn, removeStmt, batched);
            try
            {
                int jdbcPosition = 1;
                jdbcPosition = BackingStoreHelper.populateOwnerInStatement(ownerSM, ec, ps, jdbcPosition, acs);
                jdbcPosition = BackingStoreHelper.populateElementInStatement(ec, ps, element, jdbcPosition, acs.getElementMapping());
                if (acs.getRelationDiscriminatorMapping() != null)
                {
                    jdbcPosition =
                        BackingStoreHelper.populateRelationDiscriminatorInStatement(ec, ps, jdbcPosition, acs);
                }

                // Execute the statement
                return sqlControl.executeStatementUpdate(conn, removeStmt, ps, executeNow);
            }
            finally
            {
                sqlControl.closeStatement(conn, ps);
            }
        }
        catch (SQLException e)
        {
            throw new MappedDatastoreException("SQLException", e);
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        }
    }

    public void preInternalRemove(ManagedConnection mconn) throws MappedDatastoreException
    {
        SQLController sqlControl = storeMgr.getSQLController();
         // Process all waiting batched statements before we start our work
        try
        {
            sqlControl.processStatementsForConnection(mconn);
        }
        catch (SQLException e)
        {
            throw new MappedDatastoreException("SQLException", e);
        }
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Related Classes of org.datanucleus.store.rdbms.SQLController

  • org.datanucleus.store.connection.ManagedConnectionResourceListener
  • org.datanucleus.store.rdbms.autostart.SchemaTable
  • org.datanucleus.store.rdbms.mapping.oracle.OracleBlobRDBMSMapping
  • org.datanucleus.store.rdbms.mapping.oracle.OracleClobRDBMSMapping
  • org.datanucleus.store.rdbms.query.JDOQLQuery
  • org.datanucleus.store.rdbms.query.JPQLQuery
  • org.datanucleus.store.rdbms.query.RDBMSQueryUtils
  • org.datanucleus.store.rdbms.query.SQLQuery
  • org.datanucleus.store.rdbms.request.DeleteRequest
  • org.datanucleus.store.rdbms.request.FetchRequest
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