feat: 1814 flex forbidden continuous pickup or drop off

main/src/main/java/org/mobilitydata/gtfsvalidator/validator/ContinuousPickupDropOffValidator.java

@@ -0,0 +1,92 @@
+package org.mobilitydata.gtfsvalidator.validator;
+
+import static org.mobilitydata.gtfsvalidator.notice.SeverityLevel.ERROR;
+
+import javax.inject.Inject;
+import org.mobilitydata.gtfsvalidator.annotation.GtfsValidationNotice;
+import org.mobilitydata.gtfsvalidator.annotation.GtfsValidator;
+import org.mobilitydata.gtfsvalidator.notice.NoticeContainer;
+import org.mobilitydata.gtfsvalidator.notice.ValidationNotice;
+import org.mobilitydata.gtfsvalidator.table.*;
+import org.mobilitydata.gtfsvalidator.type.GtfsTime;
+
+/**
+ * Validates that if `routes.continuous_pickup` or `routes.continuous_drop_off` are included, then
+ * `stop_times.start_pickup_drop_off_window` or `stop_times.end_pickup_drop_off_window` are not
+ * defined for any trip of this route.
+ *
+ * <p>Generated notice: {@link ForbiddenContinuousPickupDropOffNotice}.
+ */
+@GtfsValidator
+public class ContinuousPickupDropOffValidator extends FileValidator {
+  private final GtfsRouteTableContainer routeTable;
+  private final GtfsTripTableContainer tripTable;
+  private final GtfsStopTimeTableContainer stopTimeTable;
+
+  @Inject
+  public ContinuousPickupDropOffValidator(
+      GtfsRouteTableContainer routeTable,
+      GtfsTripTableContainer tripTable,
+      GtfsStopTimeTableContainer stopTimeTable) {
+    this.routeTable = routeTable;
+    this.tripTable = tripTable;
+    this.stopTimeTable = stopTimeTable;
+  }
+
+  @Override
+  public void validate(NoticeContainer noticeContainer) {
+    for (GtfsRoute route : routeTable.getEntities()) {
+      boolean continuous =
+          (route.hasContinuousPickup()
+                  || route.continuousPickup() != GtfsContinuousPickupDropOff.NOT_AVAILABLE)
+              || (route.hasContinuousDropOff()
+                  || route.continuousDropOff() != GtfsContinuousPickupDropOff.NOT_AVAILABLE);
+      if (!continuous) {
+        continue;
+      }
+      for (GtfsTrip trip : tripTable.byRouteId(route.routeId())) {
+        for (GtfsStopTime stopTime : stopTimeTable.byTripId(trip.tripId())) {
+          if (stopTime.hasStartPickupDropOffWindow() || stopTime.hasEndPickupDropOffWindow()) {
+            noticeContainer.addValidationNotice(
+                new ForbiddenContinuousPickupDropOffNotice(
+                    route.csvRowNumber(),
+                    trip.tripId(),
+                    stopTime.startPickupDropOffWindow(),
+                    stopTime.endPickupDropOffWindow()));
+          }
+        }
+      }
+    }
+  }
+
+  /**
+   * Continuous pickup or drop-off are forbidden when routes.continuous_pickup or
+   * routes.continuous_drop_off are 0, 2 or 3 and stop_times.start_pickup_drop_off_window or
+   * stop_times.end_pickup_drop_off_window are defined for any trip of this route.
+   */
+  @GtfsValidationNotice(severity = ERROR)
+  public static class ForbiddenContinuousPickupDropOffNotice extends ValidationNotice {
+    /** The row number of the route in the CSV file. */
+    private final int routeCsvRowNumber;
+
+    /** The ID of the trip. */
+    private final String tripId;
+
+    /** The start time of the pickup/drop-off window. */
+    private final GtfsTime startPickupDropOffWindow;
+
+    /** The end time of the pickup/drop-off window. */
+    private final GtfsTime endPickupDropOffWindow;
+
+    public ForbiddenContinuousPickupDropOffNotice(
+        int routeCsvRowNumber,
+        String tripId,
+        GtfsTime startPickupDropOffWindow,
+        GtfsTime endPickupDropOffWindow) {
+      this.routeCsvRowNumber = routeCsvRowNumber;
+      this.tripId = tripId;
+      this.startPickupDropOffWindow = startPickupDropOffWindow;
+      this.endPickupDropOffWindow = endPickupDropOffWindow;
+    }
+  }
+}

main/src/test/java/org/mobilitydata/gtfsvalidator/validator/ContinuousPickupDropOffValidatorTest.java

@@ -0,0 +1,128 @@
+package org.mobilitydata.gtfsvalidator.validator;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import java.util.List;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.JUnit4;
+import org.mobilitydata.gtfsvalidator.notice.NoticeContainer;
+import org.mobilitydata.gtfsvalidator.notice.ValidationNotice;
+import org.mobilitydata.gtfsvalidator.table.*;
+import org.mobilitydata.gtfsvalidator.type.GtfsTime;
+
+@RunWith(JUnit4.class)
+public class ContinuousPickupDropOffValidatorTest {
+
+  private static List<ValidationNotice> generateNotices(
+      List<GtfsRoute> routes, List<GtfsTrip> trips, List<GtfsStopTime> stopTimes) {
+    NoticeContainer noticeContainer = new NoticeContainer();
+    GtfsRouteTableContainer routeTable =
+        GtfsRouteTableContainer.forEntities(routes, noticeContainer);
+    GtfsTripTableContainer tripTable = GtfsTripTableContainer.forEntities(trips, noticeContainer);
+    GtfsStopTimeTableContainer stopTimeTable =
+        GtfsStopTimeTableContainer.forEntities(stopTimes, noticeContainer);
+    new ContinuousPickupDropOffValidator(routeTable, tripTable, stopTimeTable)
+        .validate(noticeContainer);
+    return noticeContainer.getValidationNotices();
+  }
+
+  @Test
+  public void continuousPickupWithPickupDropOffWindowShouldGenerateNotice() {
+    List<ValidationNotice> notices =
+        generateNotices(
+            List.of(
+                new GtfsRoute.Builder()
+                    .setCsvRowNumber(1)
+                    .setRouteId("route1")
+                    .setContinuousPickup(1)
+                    .build()),
+            List.of(
+                new GtfsTrip.Builder()
+                    .setCsvRowNumber(2)
+                    .setTripId("trip1")
+                    .setRouteId("route1")
+                    .build()),
+            List.of(
+                new GtfsStopTime.Builder()
+                    .setCsvRowNumber(3)
+                    .setTripId("trip1")
+                    .setStartPickupDropOffWindow(GtfsTime.fromString("08:00:00"))
+                    .setEndPickupDropOffWindow(GtfsTime.fromString("09:00:00"))
+                    .build()));
+    assertThat(notices)
+        .containsExactly(
+            new ContinuousPickupDropOffValidator.ContinuousPickupDropOffNotice(
+                1, "trip1", GtfsTime.fromString("08:00:00"), GtfsTime.fromString("09:00:00")));
+  }
+
+  @Test
+  public void continuousDropOffWithPickupDropOffWindowShouldGenerateNotice() {
+    List<ValidationNotice> notices =
+        generateNotices(
+            List.of(
+                new GtfsRoute.Builder()
+                    .setCsvRowNumber(1)
+                    .setRouteId("route1")
+                    .setContinuousDropOff(2)
+                    .build()),
+            List.of(
+                new GtfsTrip.Builder()
+                    .setCsvRowNumber(2)
+                    .setTripId("trip1")
+                    .setRouteId("route1")
+                    .build()),
+            List.of(
+                new GtfsStopTime.Builder()
+                    .setCsvRowNumber(3)
+                    .setTripId("trip1")
+                    .setStartPickupDropOffWindow(GtfsTime.fromString("08:00:00"))
+                    .setEndPickupDropOffWindow(GtfsTime.fromString("09:00:00"))
+                    .build()));
+    assertThat(notices)
+        .containsExactly(
+            new ContinuousPickupDropOffValidator.ContinuousPickupDropOffNotice(
+                1, "trip1", GtfsTime.fromString("08:00:00"), GtfsTime.fromString("09:00:00")));
+  }
+
+  @Test
+  public void noContinuousPickupOrDropOffShouldNotGenerateNotice() {
+    List<ValidationNotice> notices =
+        generateNotices(
+            List.of(new GtfsRoute.Builder().setCsvRowNumber(1).setRouteId("route1").build()),
+            List.of(
+                new GtfsTrip.Builder()
+                    .setCsvRowNumber(2)
+                    .setTripId("trip1")
+                    .setRouteId("route1")
+                    .build()),
+            List.of(
+                new GtfsStopTime.Builder()
+                    .setCsvRowNumber(3)
+                    .setTripId("trip1")
+                    .setStartPickupDropOffWindow(GtfsTime.fromString("08:00:00"))
+                    .build()));
+    assertThat(notices).isEmpty();
+  }
+
+  @Test
+  public void continuousPickupAndDropOffWithoutPickupDropOffWindowShouldNotGenerateNotice() {
+    List<ValidationNotice> notices =
+        generateNotices(
+            List.of(
+                new GtfsRoute.Builder()
+                    .setCsvRowNumber(1)
+                    .setRouteId("route1")
+                    .setContinuousPickup(1)
+                    .setContinuousDropOff(1)
+                    .build()),
+            List.of(
+                new GtfsTrip.Builder()
+                    .setCsvRowNumber(2)
+                    .setTripId("trip1")
+                    .setRouteId("route1")
+                    .build()),
+            List.of(new GtfsStopTime.Builder().setCsvRowNumber(3).setTripId("trip1").build()));
+    assertThat(notices).isEmpty();
+  }
+}