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Code Issues Releases Wiki Activity

VehicleRoutingAlgorithms receive cost func in create

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This commit is contained in:
Kandel Irina 2017-11-23 11:42:14 +02:00
parent 72a8cd348f
commit aae0ec2328
2 changed files with 41 additions and 18 deletions
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49
jsprit-io/src/main/java/com/graphhopper/jsprit/io/algorithm/VehicleRoutingAlgorithms.java
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@ -364,11 +364,11 @@ public class VehicleRoutingAlgorithms {
* @return {@link com.graphhopper.jsprit.core.algorithm.VehicleRoutingAlgorithm}
*/
public static VehicleRoutingAlgorithm createAlgorithm(final VehicleRoutingProblem vrp, final AlgorithmConfig algorithmConfig) {
return createAlgo(vrp, algorithmConfig.getXMLConfiguration(), 0, null);
return createAlgo(vrp, algorithmConfig.getXMLConfiguration(), 0, null, null);
}
public static VehicleRoutingAlgorithm createAlgorithm(final VehicleRoutingProblem vrp, int nThreads, final AlgorithmConfig algorithmConfig) {
return createAlgo(vrp, algorithmConfig.getXMLConfiguration(), nThreads, null);
return createAlgo(vrp, algorithmConfig.getXMLConfiguration(), nThreads, null, null);
}
/**
@ -382,14 +382,14 @@ public class VehicleRoutingAlgorithms {
AlgorithmConfig algorithmConfig = new AlgorithmConfig();
AlgorithmConfigXmlReader xmlReader = new AlgorithmConfigXmlReader(algorithmConfig);
xmlReader.read(configURL);
return createAlgo(vrp, algorithmConfig.getXMLConfiguration(), 0, null);
return createAlgo(vrp, algorithmConfig.getXMLConfiguration(), 0, null, null);
}
public static VehicleRoutingAlgorithm readAndCreateAlgorithm(final VehicleRoutingProblem vrp, int nThreads, final URL configURL) {
AlgorithmConfig algorithmConfig = new AlgorithmConfig();
AlgorithmConfigXmlReader xmlReader = new AlgorithmConfigXmlReader(algorithmConfig);
xmlReader.read(configURL);
return createAlgo(vrp, algorithmConfig.getXMLConfiguration(), nThreads, null);
return createAlgo(vrp, algorithmConfig.getXMLConfiguration(), nThreads, null, null);
}
/**
@ -403,28 +403,35 @@ public class VehicleRoutingAlgorithms {
AlgorithmConfig algorithmConfig = new AlgorithmConfig();
AlgorithmConfigXmlReader xmlReader = new AlgorithmConfigXmlReader(algorithmConfig);
xmlReader.read(configFileName);
return createAlgo(vrp, algorithmConfig.getXMLConfiguration(), 0, null);
return createAlgo(vrp, algorithmConfig.getXMLConfiguration(), 0, null, null);
}
public static VehicleRoutingAlgorithm readAndCreateAlgorithm(final VehicleRoutingProblem vrp, final String configFileName, StateManager stateManager) {
AlgorithmConfig algorithmConfig = new AlgorithmConfig();
AlgorithmConfigXmlReader xmlReader = new AlgorithmConfigXmlReader(algorithmConfig);
xmlReader.read(configFileName);
return createAlgo(vrp, algorithmConfig.getXMLConfiguration(), 0, stateManager);
return createAlgo(vrp, algorithmConfig.getXMLConfiguration(), 0, stateManager, null);
}
public static VehicleRoutingAlgorithm readAndCreateAlgorithm(final VehicleRoutingProblem vrp, int nThreads, final String configFileName, StateManager stateManager) {
AlgorithmConfig algorithmConfig = new AlgorithmConfig();
AlgorithmConfigXmlReader xmlReader = new AlgorithmConfigXmlReader(algorithmConfig);
xmlReader.read(configFileName);
return createAlgo(vrp, algorithmConfig.getXMLConfiguration(), nThreads, stateManager);
return createAlgo(vrp, algorithmConfig.getXMLConfiguration(), nThreads, stateManager, null);
}
public static VehicleRoutingAlgorithm readAndCreateAlgorithm(VehicleRoutingProblem vrp, int nThreads, String configFileName) {
AlgorithmConfig algorithmConfig = new AlgorithmConfig();
AlgorithmConfigXmlReader xmlReader = new AlgorithmConfigXmlReader(algorithmConfig);
xmlReader.read(configFileName);
return createAlgo(vrp, algorithmConfig.getXMLConfiguration(), nThreads, null);
return createAlgo(vrp, algorithmConfig.getXMLConfiguration(), nThreads, null, null);
}
public static VehicleRoutingAlgorithm readAndCreateAlgorithm(VehicleRoutingProblem vrp, int nThreads, String configFileName, SolutionCostCalculator solutionCostCalculator) {
AlgorithmConfig algorithmConfig = new AlgorithmConfig();
AlgorithmConfigXmlReader xmlReader = new AlgorithmConfigXmlReader(algorithmConfig);
xmlReader.read(configFileName);
return createAlgo(vrp, algorithmConfig.getXMLConfiguration(), nThreads, null, solutionCostCalculator);
}
private static class OpenRouteStateVerifier implements StateUpdater, ReverseActivityVisitor {
@ -459,7 +466,7 @@ public class VehicleRoutingAlgorithms {
}
private static VehicleRoutingAlgorithm createAlgo(final VehicleRoutingProblem vrp, XMLConfiguration config, int nuOfThreads, StateManager stateMan) {
private static VehicleRoutingAlgorithm createAlgo(final VehicleRoutingProblem vrp, XMLConfiguration config, int nuOfThreads, StateManager stateMan, SolutionCostCalculator solutionCostCalculator) {
//create state-manager
final StateManager stateManager;
if (stateMan != null) {
@ -485,7 +492,7 @@ public class VehicleRoutingAlgorithms {
constraintManager.addSkillsConstraint();
constraintManager.addConstraint(new SwitchNotFeasible(stateManager));
return readAndCreateAlgorithm(vrp, config, nuOfThreads, null, stateManager, constraintManager, true, true);
return readAndCreateAlgorithm(vrp, config, nuOfThreads, solutionCostCalculator, stateManager, constraintManager, true, true);
}
public static VehicleRoutingAlgorithm readAndCreateAlgorithm(final VehicleRoutingProblem vrp, AlgorithmConfig config,
@ -584,11 +591,17 @@ public class VehicleRoutingAlgorithms {
stateManager.addStateUpdater(new UpdateActivityTimes(vrp.getTransportCosts(), activityPolicy, vrp.getActivityCosts()));
stateManager.addStateUpdater(new UpdateVariableCosts(vrp.getActivityCosts(), vrp.getTransportCosts(), stateManager, activityPolicy));
final SolutionCostCalculator costCalculator;
if (solutionCostCalculator == null) costCalculator = getDefaultCostCalculator(stateManager);
else costCalculator = solutionCostCalculator;
PrettyAlgorithmBuilder prettyAlgorithmBuilder = PrettyAlgorithmBuilder.newInstance(vrp, vehicleFleetManager, stateManager, constraintManager);
final SolutionCostCalculator costCalculator;
if (solutionCostCalculator == null) {
costCalculator = getDefaultCostCalculator(stateManager);
}
else {
costCalculator = solutionCostCalculator;
prettyAlgorithmBuilder.withObjectiveFunction(solutionCostCalculator);
}
if(addCoreConstraints)
prettyAlgorithmBuilder.addCoreStateAndConstraintStuff();
//construct initial solution creator
@ -873,7 +886,7 @@ public class VehicleRoutingAlgorithms {
String initialNumberJobsToRemoveString = moduleConfig.getString("ruin.initRemoveJobs");
if (initialNumberJobsToRemoveString == null) throw new IllegalStateException("module.ruin.initRemoveJobs is missing.");
int initialNumberJobsToRemove = Integer.valueOf(initialNumberJobsToRemoveString);
ruin = getClusterRuin(vrp, routeStates, definedClasses, ruinKey, initialNumberJobsToRemove);
ruin = getClusterRuin(vrp, routeStates, definedClasses, ruinKey, initialNumberJobsToRemove);
} else throw new IllegalStateException("ruin[@name] " + ruin_name + " is not known. Use either randomRuin or radialRuin.");
String insertionName = moduleConfig.getString("insertion[@name]");
@ -916,12 +929,12 @@ public class VehicleRoutingAlgorithms {
}
private static RuinStrategy getClusterRuin(final VehicleRoutingProblem vrp, final StateManager routeStates, TypedMap definedClasses, ModKey modKey, int initialNumberJobsToRemove) {
JobNeighborhoods jobNeighborhoods = new JobNeighborhoodsFactory().createNeighborhoods(vrp, new AvgServiceAndShipmentDistance(vrp.getTransportCosts()));
RuinStrategyKey stratKey = new RuinStrategyKey(modKey);
JobNeighborhoods jobNeighborhoods = new JobNeighborhoodsFactory().createNeighborhoods(vrp, new AvgServiceAndShipmentDistance(vrp.getTransportCosts()));
RuinStrategyKey stratKey = new RuinStrategyKey(modKey);
RuinStrategy ruin = definedClasses.get(stratKey);
if (ruin == null) {
ruin = new ClusterRuinStrategyFactory(initialNumberJobsToRemove, jobNeighborhoods).createStrategy(vrp);
definedClasses.put(stratKey, ruin);
ruin = new ClusterRuinStrategyFactory(initialNumberJobsToRemove, jobNeighborhoods).createStrategy(vrp);
definedClasses.put(stratKey, ruin);
}
return ruin;
}

10
jsprit-io/src/test/java/com/graphhopper/jsprit/io/algorithm/TestAlgorithmReader.java
View file

@ -30,6 +30,7 @@ import com.graphhopper.jsprit.core.algorithm.selector.SelectBest;
import com.graphhopper.jsprit.core.algorithm.selector.SolutionSelector;
import com.graphhopper.jsprit.core.problem.VehicleRoutingProblem;
import com.graphhopper.jsprit.core.problem.job.Job;
import com.graphhopper.jsprit.core.problem.solution.SolutionCostCalculator;
import com.graphhopper.jsprit.core.problem.solution.VehicleRoutingProblemSolution;
import com.graphhopper.jsprit.core.problem.solution.route.VehicleRoute;
import com.graphhopper.jsprit.io.algorithm.VehicleRoutingAlgorithms.ModKey;
@ -42,6 +43,7 @@ import junit.framework.Assert;
import org.apache.commons.configuration.ConfigurationException;
import org.junit.Before;
import org.junit.Test;
import org.mockito.Mockito;
import java.util.ArrayList;
import java.util.Collection;
@ -283,4 +285,12 @@ public class TestAlgorithmReader {
}
@Test
public void testWithVehicleRoutingAlgorithm() {
SolutionCostCalculator solutionCostCalculator = Mockito.mock(SolutionCostCalculator.class);
VehicleRoutingAlgorithm vra = VehicleRoutingAlgorithms.readAndCreateAlgorithm(vrp, 10, getClass().getResource("algorithmConfig_withoutIterations.xml").getFile(), solutionCostCalculator);
vra.getObjectiveFunction().equals(solutionCostCalculator);
}
}