Examples of com.vaadin.addon.sqlcontainer.ColumnProperty$NotNullableException

com.vaadin.addon.sqlcontainer.ColumnProperty
An exception that signals that a null value was passed to the setValue method, but the value of this property can not be set to null.

    }


    protected Map<String, Object> generateColumnToValueMap(RowItem item) {
        Map<String, Object> columnToValueMap = new HashMap<String, Object>();
        for (Object id : item.getItemPropertyIds()) {
            ColumnProperty cp = (ColumnProperty) item.getItemProperty(id);
            /* Prevent "rownum" usage as a column name if MSSQL or ORACLE */
            if ((this instanceof MSSQLGenerator || this instanceof OracleGenerator)
                    && cp.getPropertyId().equalsIgnoreCase("rownum")) {
                continue;
            }
            Object value = cp.getValue() == null ? null : cp.getValue();
            /* Only include properties whose read-only status can be altered */
            if (cp.isReadOnlyChangeAllowed() && !cp.isVersionColumn()) {
                columnToValueMap.put(cp.getPropertyId(), value);
            }
        }
        return columnToValueMap;
    }

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    }


    protected Map<String, Object> generateRowIdentifiers(RowItem item) {
        Map<String, Object> rowIdentifiers = new HashMap<String, Object>();
        for (Object id : item.getItemPropertyIds()) {
            ColumnProperty cp = (ColumnProperty) item.getItemProperty(id);
            /* Prevent "rownum" usage as a column name if MSSQL or ORACLE */
            if ((this instanceof MSSQLGenerator || this instanceof OracleGenerator)
                    && cp.getPropertyId().equalsIgnoreCase("rownum")) {
                continue;
            }
            Object value = cp.getValue() == null ? null : cp.getValue();
            if (!cp.isReadOnlyChangeAllowed() || cp.isVersionColumn()) {
                rowIdentifiers.put(cp.getPropertyId(), value);
            }
        }
        return rowIdentifiers;
    }

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        }
        return result;
    }


    private void setVersionColumnFlagInProperty(RowItem row) {
        ColumnProperty versionProperty = (ColumnProperty) row
                .getItemProperty(versionColumn);
        if (versionProperty != null) {
            versionProperty.setVersionColumn(true);
        }
    }

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