Package org.apache.cayenne.access.trans

Examples of org.apache.cayenne.access.trans.QueryAssembler


        super(adapter, entityResolver);
        this.query = query;
    }

    protected QueryAssembler createTranslator(Connection connection) {
        QueryAssembler translator;

        if (query instanceof UpdateQuery) {
            translator = new UpdateTranslator();
        }
        else if (query instanceof DeleteQuery) {
            translator = new DeleteTranslator();
        }
        else {
            throw new CayenneRuntimeException("Can't make a translator for query "
                    + query);
        }

        translator.setAdapter(getAdapter());
        translator.setQuery(query);
        translator.setEntityResolver(getEntityResolver());
        translator.setConnection(connection);

        return translator;
    }
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    }

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

        QueryAssembler translator = createTranslator(connection);

        PreparedStatement statement = translator.createStatement();

        try {
            // execute update
            int count = statement.executeUpdate();
            QueryLogger.logUpdateCount(count);
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