Examples of org.apache.openjpa.jdbc.sql.Row.whereForeignKey()

org.apache.openjpa.jdbc.sql.Row.whereForeignKey()
Set the foreign key equality criteria to link to the given object. If the related type uses table-per-class mappings, the foreign key may be targeted at an independent superclass table.

        // null inverse if not already enforced by fk
        if (field.getIndependentTypeMappings().length != 1)
            throw RelationStrategies.uninversable(field);
        Row row = rm.getAllRows(fk.getTable(), Row.ACTION_UPDATE);
        row.setForeignKey(fk, io, null);
        row.whereForeignKey(fk, sm);
        rm.flushAllRows(row);
    }


    /**
     * This method updates the inverse columns of our relation

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        // null inverse if not already enforced by fk
        if (field.getIndependentTypeMappings().length != 1)
            throw RelationStrategies.uninversable(field);
        Row row = rm.getAllRows(fk.getTable(), Row.ACTION_UPDATE);
        row.setForeignKey(fk, io, null);
        row.whereForeignKey(fk, sm);
        rm.flushAllRows(row);
    }


    /**
     * This method updates the inverse columns of our relation

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        // null inverse if not already enforced by fk
        if (field.getIndependentTypeMappings().length != 1)
            throw RelationStrategies.uninversable(field);
        Row row = rm.getAllRows(fk.getTable(), Row.ACTION_UPDATE);
        row.setForeignKey(fk, io, null);
        row.whereForeignKey(fk, sm);
        rm.flushAllRows(row);
    }


    /**
     * This method updates the inverse columns of our relation

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    public void deleteRow(OpenJPAStateManager sm, JDBCStore store,
        RowManager rm)
        throws SQLException {
        if (_fk != null) {
            Row row = rm.getRow(getTable(), Row.ACTION_DELETE, sm, true);
            row.whereForeignKey(_fk, sm);
        }
    }


    /**
     * Return the row to use for this field. This method is meant only for

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                // maybe some other field already is updating?
                row = rm.getRow(getTable(), Row.ACTION_UPDATE, sm, false);
                if (row == null) {
                    Row del = rm.getRow(getTable(), Row.ACTION_DELETE, sm,
                        true);
                    del.whereForeignKey(_fk, sm);
                }
            } else
                row = rm.getRow(getTable(), Row.ACTION_INSERT, sm, false);


            // only update/insert if the row exists already or the value is

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            if (curVersion != null && sm.isVersionCheckRequired()) {
                row.whereObject(cols[i], getColumnValue(curVersion, i));
                if (isSecondaryColumn(cols[i], sm)) {
                  ForeignKey[] fks = cols[i].getTable().getForeignKeys();
                  for (ForeignKey fk : fks) {
                    row.whereForeignKey(fk, sm);
                  }
                }
            }
            if (vers.getColumnIO().isUpdatable(i, nextVersion == null))
                row.setObject(cols[i], getColumnValue(nextVersion, i));

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            if (cur != null) {
                row.whereObject(cols[i], cur);
                if (isSecondaryColumn(cols[i], sm)) {
                  ForeignKey[] fks = cols[i].getTable().getForeignKeys();
                  for (ForeignKey fk : fks) {
                    row.whereForeignKey(fk, sm);
                  }
                }
            }
        }
    }

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    }


    public void delete(OpenJPAStateManager sm, JDBCStore store, RowManager rm)
        throws SQLException {
        Row row = rm.getAllRows(field.getTable(), Row.ACTION_DELETE);
        row.whereForeignKey(field.getJoinForeignKey(), sm);
        rm.flushAllRows(row);
    }


    public Object toDataStoreValue(Object val, JDBCStore store) {
        return RelationStrategies.toDataStoreValue(field.getElementMapping(),

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        // delete the removes
        Collection rem = ct.getRemoved();
        if (!rem.isEmpty()) {
            Row delRow = rm.getSecondaryRow(field.getTable(),
                Row.ACTION_DELETE);
            delRow.whereForeignKey(field.getJoinForeignKey(), sm);


            for (Iterator itr = rem.iterator(); itr.hasNext();) {
                esm = RelationStrategies.getStateManager(itr.next(), ctx);
                elem.whereForeignKey(delRow, esm);
                rm.flushSecondaryRow(delRow);

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    public void deleteRow(OpenJPAStateManager sm, JDBCStore store,
        RowManager rm)
        throws SQLException {
        if (_fk != null) {
            Row row = rm.getRow(getTable(), Row.ACTION_DELETE, sm, true);
            row.whereForeignKey(_fk, sm);
        }
    }


    /**
     * Return the row to use for this field. This method is meant only for

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