Package org.opentcs.components.kernel.services

Interface TCSObjectService

All Known Subinterfaces:
InternalPlantModelService, InternalTransportOrderService, InternalVehicleService, PlantModelService, TransportOrderService, VehicleService
public interface TCSObjectService
Provides methods concerning TCSObjects.

  • Method Details

    • fetchObject

      <T extends TCSObject<T>> T fetchObject​(java.lang.Class<T> clazz, TCSObjectReference<T> ref) throws KernelRuntimeException
      Returns a single TCSObject of the given class.
      Type Parameters:
      T - The TCSObject's actual type.
      Parameters:
      clazz - The class of the object to be returned.
      ref - A reference to the object to be returned.
      Returns:
      A copy of the referenced object, or null if no such object exists or if an object exists but is not an instance of the given class.
      Throws:
      KernelRuntimeException - In case there is an exception executing this method.

    • fetchObject

      <T extends TCSObject<T>> T fetchObject​(java.lang.Class<T> clazz, java.lang.String name) throws KernelRuntimeException
      Returns a single TCSObject of the given class.
      Type Parameters:
      T - The TCSObject's actual type.
      Parameters:
      clazz - The class of the object to be returned.
      name - The name of the object to be returned.
      Returns:
      A copy of the named object, or null if no such object exists or if an object exists but is not an instance of the given class.
      Throws:
      KernelRuntimeException - In case there is an exception executing this method.

    • fetchObjects

      <T extends TCSObject<T>> java.util.Set<T> fetchObjects​(java.lang.Class<T> clazz) throws KernelRuntimeException
      Returns all existing TCSObjects of the given class.
      Type Parameters:
      T - The TCSObjects' actual type.
      Parameters:
      clazz - The class of the objects to be returned.
      Returns:
      Copies of all existing objects of the given class.
      Throws:
      KernelRuntimeException - In case there is an exception executing this method.

    • fetchObjects

      <T extends TCSObject<T>> java.util.Set<T> fetchObjects​(@Nonnull java.lang.Class<T> clazz, @Nonnull java.util.function.Predicate<? super T> predicate) throws KernelRuntimeException
      Returns all existing TCSObjects of the given class for which the given predicate is true.
      Type Parameters:
      T - The TCSObjects' actual type.
      Parameters:
      clazz - The class of the objects to be returned.
      predicate - The predicate that must be true for returned objects.
      Returns:
      Copies of all existing objects of the given class for which the given predicate is true. If no such objects exist, the returned set will be empty.
      Throws:
      KernelRuntimeException - In case there is an exception executing this method.

    • updateObjectProperty

      void updateObjectProperty​(TCSObjectReference<?> ref, java.lang.String key, @Nullable java.lang.String value) throws ObjectUnknownException, KernelRuntimeException
      Updates a TCSObject's property.
      Parameters:
      ref - A reference to the TCSObject to be modified.
      key - The property's key.
      value - The property's (new) value. If null, removes the property from the object.
      Throws:
      ObjectUnknownException - If the referenced object does not exist.
      KernelRuntimeException - In case there is an exception executing this method.

    • appendObjectHistoryEntry

      void appendObjectHistoryEntry​(TCSObjectReference<?> ref, ObjectHistory.Entry entry) throws ObjectUnknownException, KernelRuntimeException
      Appends a history entry to a TCSObject.
      Parameters:
      ref - A reference to the TCSObject to be modified.
      entry - The history entry to be appended.
      Throws:
      ObjectUnknownException - If the referenced object does not exist.
      KernelRuntimeException - In case there is an exception executing this method.