EnergyProducerRepository.java

/*******************************************************************************
 * Copyright 2012 the original author or authors.
 *
 * 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
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 ******************************************************************************/
package emlab.gen.repository;

import java.util.List;

import org.springframework.data.neo4j.annotation.Query;
import org.springframework.data.neo4j.annotation.QueryType;
import org.springframework.data.neo4j.repository.GraphRepository;

import emlab.gen.domain.agent.EnergyProducer;

public interface EnergyProducerRepository extends
GraphRepository<EnergyProducer> {

    @Query(value = "result = g.idx('__types__')[[className:'emlab.gen.domain.agent.EnergyProducer']].propertyFilter('__type__', FilterPipe.Filter.NOT_EQUAL, 'emlab.gen.domain.agent.TargetInvestor').propertyFilter('__type__', FilterPipe.Filter.NOT_EQUAL, 'emlab.gen.domain.agent.StochasticTargetInvestor').toList();"
            +
            "if(result == null){return null;} else {Collections.shuffle(result); return result;}", type=QueryType.Gremlin)
    List<EnergyProducer> findAllEnergyProducersExceptForRenewableTargetInvestorsAtRandom();

    @Query(value = "agents = g.idx('__types__')[[className:'emlab.gen.domain.agent.DecarbonizationAgent']];"
            + "co2Allowances=0;"
            + "for(agent in agents){if(agent.co2Allowances!=null) co2Allowances+=agent.co2Allowances};"
            + "return co2Allowances;", type = QueryType.Gremlin)
    double determineTotallyBankedCO2Certificates();

}