/**
* 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.camel.component.optaplanner;
import org.apache.camel.Component;
import org.apache.camel.Exchange;
import org.apache.camel.ExchangePattern;
import org.apache.camel.component.ResourceEndpoint;
import org.apache.camel.util.ObjectHelper;
import org.optaplanner.core.api.solver.Solver;
import org.optaplanner.core.api.solver.SolverFactory;
import org.optaplanner.core.impl.solution.Solution;
/**
* OptaPlanner endpoint for Camel
*/
public class OptaPlannerEndpoint extends ResourceEndpoint {
private SolverFactory solverFactory;
public OptaPlannerEndpoint() {
}
public OptaPlannerEndpoint(String uri, Component component, String resourceUri) {
super(uri, component, resourceUri);
}
public SolverFactory getSolverFactory() {
return solverFactory;
}
public void setSolverFactory(SolverFactory solverFactory) {
this.solverFactory = solverFactory;
}
@Override
public ExchangePattern getExchangePattern() {
return ExchangePattern.InOut;
}
@Override
protected String createEndpointUri() {
return "optaplanner:" + getResourceUri();
}
@Override
protected void onExchange(Exchange exchange) throws Exception {
ObjectHelper.notNull(solverFactory, "solverFactory");
Solver solver = solverFactory.buildSolver();
Solution planningProblem = exchange.getIn().getMandatoryBody(Solution.class);
solver.setPlanningProblem(planningProblem);
solver.solve();
Solution bestSolution = solver.getBestSolution();
exchange.getOut().setBody(bestSolution);
// propagate headers and attachments
exchange.getOut().setHeaders(exchange.getIn().getHeaders());
exchange.getOut().setAttachments(exchange.getIn().getAttachments());
}
}