PowerGeneratingTechnologyNodeLimitRepository.java

/*******************************************************************************
 * Copyright 2013 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
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package emlab.gen.repository;

import org.springframework.data.neo4j.annotation.Query;
import org.springframework.data.neo4j.annotation.QueryType;
import org.springframework.data.neo4j.repository.GraphRepository;
import org.springframework.data.repository.query.Param;
import org.springframework.stereotype.Repository;

import emlab.gen.domain.market.electricity.ElectricitySpotMarket;
import emlab.gen.domain.technology.PowerGeneratingTechnology;
import emlab.gen.domain.technology.PowerGeneratingTechnologyNodeLimit;
import emlab.gen.domain.technology.PowerGridNode;

@Repository
public interface PowerGeneratingTechnologyNodeLimitRepository extends
        GraphRepository<PowerGeneratingTechnologyNodeLimit> {
    
    @Query(value = "result = g.v(market).out('ZONE').in('REGION').in('NODEPGTLIMIT_NODE').as('x').out('NODEPGTLIMIT_PGT').idFilter(tech, FilterPipe.Filter.EQUAL).back('x'); ;"
            + "if(!result.hasNext()){return null;} else{return result.next();}", type = QueryType.Gremlin)
    PowerGeneratingTechnologyNodeLimit findOneByTechnologyAndMarket(@Param("tech") PowerGeneratingTechnology tech,
            @Param("market") ElectricitySpotMarket market);
    
    @Query(value = "result = g.v(node).in('NODEPGTLIMIT_NODE').as('x').out('NODEPGTLIMIT_PGT').idFilter(tech, FilterPipe.Filter.EQUAL).back('x'); ;"
            + "if(!result.hasNext()){return null;} else{return result.next();}", type = QueryType.Gremlin)
    PowerGeneratingTechnologyNodeLimit findOneByTechnologyAndNode(@Param("tech") PowerGeneratingTechnology tech,
            @Param("node") PowerGridNode node);

}