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CriteriaQueryImpl.java
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CriteriaQueryImpl.java
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/**
* Copyright (C) 2020 Czech Technical University in Prague
*
* This program is free software: you can redistribute it and/or modify it under
* the terms of the GNU 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 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 cz.cvut.kbss.jopa.model;
import cz.cvut.kbss.jopa.model.query.criteria.CriteriaQuery;
import cz.cvut.kbss.jopa.model.query.criteria.Expression;
import cz.cvut.kbss.jopa.model.query.criteria.Predicate;
import cz.cvut.kbss.jopa.model.query.criteria.Selection;
import cz.cvut.kbss.jopa.query.criteria.CriteriaQueryHolder;
import cz.cvut.kbss.jopa.query.criteria.SelectionImpl;
import cz.cvut.kbss.jopa.sessions.ConnectionWrapper;
import cz.cvut.kbss.jopa.utils.ErrorUtils;
import cz.cvut.kbss.jopa.utils.Procedure;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.Objects;
//TODO PRO - CriteriaQueryImpl methods implementation
public class CriteriaQueryImpl<T> implements CriteriaQuery<T> {
private static final Logger LOG = LoggerFactory.getLogger(CriteriaQuery.class);
final CriteriaQueryHolder<T> query;
public CriteriaQueryImpl(CriteriaQueryHolder<T> query) {
this.query = Objects.requireNonNull(query, ErrorUtils.getNPXMessageSupplier("query"));
}
public String getSoqlQuery(){
return query.assembleSoqlQuery();
}
@Override
public CriteriaQuery<T> select(Selection<? extends T> selection) throws Exception {
SelectionImpl sel = (SelectionImpl) selection;
sel.getQuery();
if (selection.isCompoundedSelection()){
//TODO - compounded selection
throw new Exception("Not implemented yet");
} else {
query.setSelection(selection);
}
return this;
}
@Override
public CriteriaQuery<T> where(Expression<Boolean> expression) {
return null;
}
@Override
public CriteriaQuery<T> where(Predicate... predicates) {
return null;
}
@Override
public Class<T> getResultType() {
return null;
}
@Override
public CriteriaQuery<T> distinct(boolean b) {
query.setDistinct(b);
return this;
}
@Override
public boolean isDistinct() {
return query.isDistinct();
}
@Override
public Selection<T> getSelection() {
return query.getSelection();
}
@Override
public Predicate getRestriction() {
return null;
}
}