/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 org.apache.deltaspike.data.impl.builder;
import javax.enterprise.context.ApplicationScoped;
import javax.persistence.Query;
import org.apache.deltaspike.data.impl.builder.part.QueryRoot;
import org.apache.deltaspike.data.impl.handler.CdiQueryInvocationContext;
import org.apache.deltaspike.data.impl.meta.MethodType;
import org.apache.deltaspike.data.impl.meta.QueryInvocation;
import org.apache.deltaspike.data.impl.param.Parameters;
@QueryInvocation(MethodType.PARSE)
@ApplicationScoped
public class MethodQueryBuilder extends QueryBuilder
{
@Override
public Object execute(CdiQueryInvocationContext context)
{
Query jpaQuery = createJpaQuery(context);
return context.executeQuery(jpaQuery);
}
private Query createJpaQuery(CdiQueryInvocationContext context)
{
Parameters params = context.getParams();
QueryRoot root = context.getRepositoryMethod().getQueryRoot();
String jpqlQuery = context.applyQueryStringPostProcessors(root.getJpqlQuery());
context.setQueryString(jpqlQuery);
params.updateValues(root.getParameterUpdates());
Query result = params.applyTo(context.getEntityManager().createQuery(jpqlQuery));
return context.applyRestrictions(result);
}
}