/**
* Copyright (C) 2009-2013 FoundationDB, LLC
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.foundationdb.ais.model.validation;
import com.foundationdb.ais.model.AkibanInformationSchema;
import com.foundationdb.ais.model.Column;
import com.foundationdb.ais.model.PrimaryKey;
import com.foundationdb.ais.model.Table;
import com.foundationdb.server.error.PrimaryKeyNullColumnException;
/**
* Validates that the columns used in the primary key are all not null.
* This is a requirement for the Derby (but not enforced except here).
* MySQL enforces this by silently making the columns not null.
* @author tjoneslo
*
*/
class PrimaryKeyIsNotNull implements AISValidation {
@Override
public void validate(AkibanInformationSchema ais, AISValidationOutput output) {
for (Table table : ais.getTables().values()) {
PrimaryKey index = table.getPrimaryKeyIncludingInternal();
if(index == null) {
continue; // Checked by TableHasPrimaryKey
}
for (Column column : index.getColumns()) {
if (column.getNullable()) {
output.reportFailure(new AISValidationFailure (
new PrimaryKeyNullColumnException (table.getName(), column.getName())));
}
}
}
}
}