com.wavemaker.runtime.data.dao.callbacks.QueryCallback Maven / Gradle / Ivy
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* Copyright (C) 2022-2023 WaveMaker, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0
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package com.wavemaker.runtime.data.dao.callbacks;
import java.util.Optional;
import org.hibernate.Session;
import org.hibernate.query.Query;
import org.springframework.orm.hibernate5.HibernateCallback;
import com.wavemaker.runtime.data.dao.query.providers.ParametersProvider;
import com.wavemaker.runtime.data.dao.query.providers.QueryProvider;
/**
* @author Dilip Kumar
* @since 3/8/17
*/
public class QueryCallback implements HibernateCallback> {
private final QueryProvider queryProvider;
private final ParametersProvider parametersProvider;
public QueryCallback(
final QueryProvider queryProvider,
final ParametersProvider parametersProvider) {
this.queryProvider = queryProvider;
this.parametersProvider = parametersProvider;
}
@Override
public Optional doInHibernate(final Session session) {
final Query query = queryProvider.getQuery(session, parametersProvider);
return query.uniqueResultOptional();
}
}