/* This file is part of the db4o object database http://www.db4o.com
Copyright (C) 2004 - 2011 Versant Corporation http://www.versant.com
db4o is free software; you can redistribute it and/or modify it under
the terms of version 3 of the GNU General Public License as published
by the Free Software Foundation.
db4o 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 General Public License
for more details.
You should have received a copy of the GNU General Public License along
with this program. If not, see http://www.gnu.org/licenses/. */
package com.db4o.internal.cluster;
import java.util.*;
import com.db4o.*;
import com.db4o.cluster.*;
import com.db4o.foundation.*;
import com.db4o.internal.query.*;
import com.db4o.query.*;
/**
*
* @exclude
*/
public class ClusterQuery implements Query{
private final Cluster _cluster;
private final Query[] _queries;
public ClusterQuery(Cluster cluster, Query[] queries){
_cluster = cluster;
_queries = queries;
}
public Constraint constrain(Object constraint) {
synchronized(_cluster){
Constraint[] constraints = new Constraint[_queries.length];
for (int i = 0; i < constraints.length; i++) {
constraints[i] = _queries[i].constrain(constraint);
}
return new ClusterConstraint(_cluster, constraints);
}
}
public Constraints constraints() {
synchronized(_cluster){
Constraint[] constraints = new Constraint[_queries.length];
for (int i = 0; i < constraints.length; i++) {
constraints[i] = _queries[i].constraints();
}
return new ClusterConstraints(_cluster, constraints);
}
}
public Query descend(String fieldName) {
synchronized(_cluster){
Query[] queries = new Query[_queries.length];
for (int i = 0; i < queries.length; i++) {
queries[i] = _queries[i].descend(fieldName);
}
return new ClusterQuery(_cluster, queries);
}
}
public ObjectSet execute() {
synchronized(_cluster){
return new ObjectSetFacade(new ClusterQueryResult(_cluster, _queries));
}
}
public Query orderAscending() {
throw new NotSupportedException();
}
public Query orderDescending() {
throw new NotSupportedException();
}
public Query sortBy(QueryComparator comparator) {
// FIXME
throw new NotSupportedException();
}
/**
* @sharpen.ignore
*/
@decaf.Ignore(decaf.Platform.JDK11)
public Query sortBy(Comparator comparator) {
// FIXME
throw new NotSupportedException();
}
}