/**
* 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.Group;
import com.foundationdb.ais.model.Table;
import com.foundationdb.server.error.GroupHasMultipleRootsException;
class GroupSingleRoot implements AISValidation {
@Override
public void validate(AkibanInformationSchema ais, AISValidationOutput output) {
for (Group group : ais.getGroups().values()) {
validateGroup (ais, group, output);
}
}
private void validateGroup (AkibanInformationSchema ais, Group group, AISValidationOutput output) {
Table root = null;
for (Table table : ais.getTables().values()) {
if (table.getGroup() == group && table.isRoot()) {
if (root == null) {
root = table;
} else {
output.reportFailure(new AISValidationFailure (
new GroupHasMultipleRootsException(group.getName(), root.getName(), table.getName())));
}
}
}
}
}