code: package org.eclipse.milo.opcua.sdk.client.model.types.variables;
  
  import java.util.concurrent.CompletableFuture;
  
  import org.eclipse.milo.opcua.sdk.core.QualifiedProperty;
  import org.eclipse.milo.opcua.sdk.core.ValueRanks;
  import org.eclipse.milo.opcua.stack.core.UaException;
  import org.eclipse.milo.opcua.stack.core.types.builtin.ExpandedNodeId;
  import org.eclipse.milo.opcua.stack.core.types.builtin.LocalizedText;
  import org.eclipse.milo.opcua.stack.core.types.builtin.StatusCode;
  import org.eclipse.milo.opcua.stack.core.types.enumerated.AxisScaleEnumeration;
  import org.eclipse.milo.opcua.stack.core.types.structured.EUInformation;
  import org.eclipse.milo.opcua.stack.core.types.structured.Range;
  
  public interface ArrayItemType extends DataItemType {
      QualifiedProperty<Range> INSTRUMENT_RANGE = new QualifiedProperty<>(
          "http://opcfoundation.org/UA/",
          "InstrumentRange",
          ExpandedNodeId.parse("nsu=http://opcfoundation.org/UA/;i=884"),
          ValueRanks.Scalar,
          Range.class
      );
  
      QualifiedProperty<Range> EU_RANGE = new QualifiedProperty<>(
          "http://opcfoundation.org/UA/",
          "EURange",
          ExpandedNodeId.parse("nsu=http://opcfoundation.org/UA/;i=884"),
          ValueRanks.Scalar,
          Range.class
      );
  
      QualifiedProperty<EUInformation> ENGINEERING_UNITS = new QualifiedProperty<>(
          "http://opcfoundation.org/UA/",
          "EngineeringUnits",
          ExpandedNodeId.parse("nsu=http://opcfoundation.org/UA/;i=887"),
          ValueRanks.Scalar,
          EUInformation.class
      );
  
      QualifiedProperty<LocalizedText> TITLE = new QualifiedProperty<>(
          "http://opcfoundation.org/UA/",
          "Title",
          ExpandedNodeId.parse("nsu=http://opcfoundation.org/UA/;i=21"),
          ValueRanks.Scalar,
          LocalizedText.class
      );
  
      QualifiedProperty<AxisScaleEnumeration> AXIS_SCALE_TYPE = new QualifiedProperty<>(
          "http://opcfoundation.org/UA/",
          "AxisScaleType",
          ExpandedNodeId.parse("nsu=http://opcfoundation.org/UA/;i=12077"),
          ValueRanks.Scalar,
          AxisScaleEnumeration.class
      );
  
      /**
       * Get the local value of the InstrumentRange Node.
       * <p>
       * The returned value is the last seen; it is not read live from the server.
       *
       * @return the local value of the InstrumentRange Node.
       * @throws UaException if an error occurs creating or getting the InstrumentRange Node.
       */
      Range getInstrumentRange() throws UaException;
  
      /**
       * Set the local value of the InstrumentRange Node.
       * <p>
       * The value is only updated locally; it is not written to the server.
       *
       * @param instrumentRange the local value to set for the InstrumentRange Node.
       * @throws UaException if an error occurs creating or getting the InstrumentRange Node.
       */
      void setInstrumentRange(Range instrumentRange) throws UaException;
  
      /**
       * Read the value of the InstrumentRange Node from the server and update the local value if the
       * operation succeeds.
       *
       * @return the {@link Range} value read from the server.
       * @throws UaException if a service- or operation-level error occurs.
       */
      Range readInstrumentRange() throws UaException;
  
      /**
       * Write a new value for the InstrumentRange Node to the server and update the local value if
       * the operation succeeds.
       *
       * @param instrumentRange the {@link Range} value to write to the server.
       * @throws UaException if a service- or operation-level error occurs.
       */
      void writeInstrumentRange(Range instrumentRange) throws UaException;
  
      /**
       * An asynchronous implementation of {@link #readInstrumentRange()}.
       *
       * @return a CompletableFuture that completes successfully with the property value or completes
       * exceptionally if an operation- or service-level error occurs.
       */
      CompletableFuture<? extends Range> readInstrumentRangeAsync();
  
      /**
       * An asynchronous implementation of {@link #writeInstrumentRange(Range)}.
       *
       * @return a CompletableFuture that completes successfully with the operation result or
       * completes exceptionally if a service-level error occurs.
       */
      CompletableFuture<StatusCode> writeInstrumentRangeAsync(Range instrumentRange);
  
      /**
       * Get the InstrumentRange {@link PropertyType} Node, or {@code null} if it does not exist.
       * <p>
       * The Node is created when first accessed and cached for subsequent calls.
       *
       * @return the InstrumentRange {@link PropertyType} Node, or {@code null} if it does not exist.
       * @throws UaException if an error occurs creating or getting the Node.
       */
      PropertyType getInstrumentRangeNode() throws UaException;
  
      /**
       * Asynchronous implementation of {@link #getInstrumentRangeNode()}.
       *
       * @return a CompletableFuture that completes successfully with the
       * ? extends PropertyType Node or completes exceptionally if an error occurs
       * creating or getting the Node.
       */
      CompletableFuture<? extends PropertyType> getInstrumentRangeNodeAsync();
  
      /**
       * Get the local value of the EURange Node.
       * <p>
       * The returned value is the last seen; it is not read live from the server.
       *
       * @return the local value of the EURange Node.
       * @throws UaException if an error occurs creating or getting the EURange Node.
       */
      Range getEuRange() throws UaException;
  
      /**
       * Set the local value of the EURange Node.
       * <p>
       * The value is only updated locally; it is not written to the server.
       *
       * @param euRange the local value to set for the EURange Node.
       * @throws UaException if an error occurs creating or getting the EURange Node.
       */
      void setEuRange(Range euRange) throws UaException;
  
      /**
       * Read the value of the EURange Node from the server and update the local value if the
       * operation succeeds.
       *
       * @return the {@link Range} value read from the server.
       * @throws UaException if a service- or operation-level error occurs.
       */
      Range readEuRange() throws UaException;
  
      /**
       * Write a new value for the EURange Node to the server and update the local value if
       * the operation succeeds.
       *
       * @param euRange the {@link Range} value to write to the server.
       * @throws UaException if a service- or operation-level error occurs.
       */
      void writeEuRange(Range euRange) throws UaException;
  
      /**
       * An asynchronous implementation of {@link #readEuRange()}.
       *
       * @return a CompletableFuture that completes successfully with the property value or completes
       * exceptionally if an operation- or service-level error occurs.
       */
      CompletableFuture<? extends Range> readEuRangeAsync();
  
      /**
       * An asynchronous implementation of {@link #writeEuRange(Range)}.
       *
       * @return a CompletableFuture that completes successfully with the operation result or
       * completes exceptionally if a service-level error occurs.
       */
      CompletableFuture<StatusCode> writeEuRangeAsync(Range euRange);
  
      /**
       * Get the EURange {@link PropertyType} Node, or {@code null} if it does not exist.
       * <p>
       * The Node is created when first accessed and cached for subsequent calls.
       *
       * @return the EURange {@link PropertyType} Node, or {@code null} if it does not exist.
       * @throws UaException if an error occurs creating or getting the Node.
       */
      PropertyType getEuRangeNode() throws UaException;
  
      /**
       * Asynchronous implementation of {@link #getEuRangeNode()}.
       *
       * @return a CompletableFuture that completes successfully with the
       * ? extends PropertyType Node or completes exceptionally if an error occurs
       * creating or getting the Node.
       */
      CompletableFuture<? extends PropertyType> getEuRangeNodeAsync();
  
      /**
       * Get the local value of the EngineeringUnits Node.
       * <p>
       * The returned value is the last seen; it is not read live from the server.
       *
       * @return the local value of the EngineeringUnits Node.
       * @throws UaException if an error occurs creating or getting the EngineeringUnits Node.
       */
      EUInformation getEngineeringUnits() throws UaException;
  
      /**
       * Set the local value of the EngineeringUnits Node.
       * <p>
       * The value is only updated locally; it is not written to the server.
       *
       * @param engineeringUnits the local value to set for the EngineeringUnits Node.
       * @throws UaException if an error occurs creating or getting the EngineeringUnits Node.
       */
      void setEngineeringUnits(EUInformation engineeringUnits) throws UaException;
  
      /**
       * Read the value of the EngineeringUnits Node from the server and update the local value if the
       * operation succeeds.
       *
       * @return the {@link EUInformation} value read from the server.
       * @throws UaException if a service- or operation-level error occurs.
       */
      EUInformation readEngineeringUnits() throws UaException;
  
      /**
       * Write a new value for the EngineeringUnits Node to the server and update the local value if
       * the operation succeeds.
       *
       * @param engineeringUnits the {@link EUInformation} value to write to the server.
       * @throws UaException if a service- or operation-level error occurs.
       */
      void writeEngineeringUnits(EUInformation engineeringUnits) throws UaException;
  
      /**
       * An asynchronous implementation of {@link #readEngineeringUnits()}.
       *
       * @return a CompletableFuture that completes successfully with the property value or completes
       * exceptionally if an operation- or service-level error occurs.
       */
      CompletableFuture<? extends EUInformation> readEngineeringUnitsAsync();
  
      /**
       * An asynchronous implementation of {@link #writeEngineeringUnits(EUInformation)}.
       *
       * @return a CompletableFuture that completes successfully with the operation result or
       * completes exceptionally if a service-level error occurs.
       */
      CompletableFuture<StatusCode> writeEngineeringUnitsAsync(EUInformation engineeringUnits);
  
      /**
       * Get the EngineeringUnits {@link PropertyType} Node, or {@code null} if it does not exist.
       * <p>
       * The Node is created when first accessed and cached for subsequent calls.
       *
       * @return the EngineeringUnits {@link PropertyType} Node, or {@code null} if it does not exist.
       * @throws UaException if an error occurs creating or getting the Node.
       */
      PropertyType getEngineeringUnitsNode() throws UaException;
  
      /**
       * Asynchronous implementation of {@link #getEngineeringUnitsNode()}.
       *
       * @return a CompletableFuture that completes successfully with the
       * ? extends PropertyType Node or completes exceptionally if an error occurs
       * creating or getting the Node.
       */
      CompletableFuture<? extends PropertyType> getEngineeringUnitsNodeAsync();
  
      /**
       * Get the local value of the Title Node.
       * <p>
       * The returned value is the last seen; it is not read live from the server.
       *
       * @return the local value of the Title Node.
       * @throws UaException if an error occurs creating or getting the Title Node.
       */
      LocalizedText getTitle() throws UaException;
  
      /**
       * Set the local value of the Title Node.
       * <p>
       * The value is only updated locally; it is not written to the server.
       *
       * @param title the local value to set for the Title Node.
       * @throws UaException if an error occurs creating or getting the Title Node.
       */
      void setTitle(LocalizedText title) throws UaException;
  
      /**
       * Read the value of the Title Node from the server and update the local value if the
       * operation succeeds.
       *
       * @return the {@link LocalizedText} value read from the server.
       * @throws UaException if a service- or operation-level error occurs.
       */
      LocalizedText readTitle() throws UaException;
  
      /**
       * Write a new value for the Title Node to the server and update the local value if
       * the operation succeeds.
       *
       * @param title the {@link LocalizedText} value to write to the server.
       * @throws UaException if a service- or operation-level error occurs.
       */
      void writeTitle(LocalizedText title) throws UaException;
  
      /**
       * An asynchronous implementation of {@link #readTitle()}.
       *
       * @return a CompletableFuture that completes successfully with the property value or completes
       * exceptionally if an operation- or service-level error occurs.
       */
      CompletableFuture<? extends LocalizedText> readTitleAsync();
  
      /**
       * An asynchronous implementation of {@link #writeTitle(LocalizedText)}.
       *
       * @return a CompletableFuture that completes successfully with the operation result or
       * completes exceptionally if a service-level error occurs.
       */
      CompletableFuture<StatusCode> writeTitleAsync(LocalizedText title);
  
      /**
       * Get the Title {@link PropertyType} Node, or {@code null} if it does not exist.
       * <p>
       * The Node is created when first accessed and cached for subsequent calls.
       *
       * @return the Title {@link PropertyType} Node, or {@code null} if it does not exist.
       * @throws UaException if an error occurs creating or getting the Node.
       */
      PropertyType getTitleNode() throws UaException;
  
      /**
       * Asynchronous implementation of {@link #getTitleNode()}.
       *
       * @return a CompletableFuture that completes successfully with the
       * ? extends PropertyType Node or completes exceptionally if an error occurs
       * creating or getting the Node.
       */
      CompletableFuture<? extends PropertyType> getTitleNodeAsync();
  
      /**
       * Get the local value of the AxisScaleType Node.
       * <p>
       * The returned value is the last seen; it is not read live from the server.
       *
       * @return the local value of the AxisScaleType Node.
       * @throws UaException if an error occurs creating or getting the AxisScaleType Node.
       */
      AxisScaleEnumeration getAxisScaleType() throws UaException;
  
      /**
       * Set the local value of the AxisScaleType Node.
       * <p>
       * The value is only updated locally; it is not written to the server.
       *
       * @param axisScaleType the local value to set for the AxisScaleType Node.
       * @throws UaException if an error occurs creating or getting the AxisScaleType Node.
       */
      void setAxisScaleType(AxisScaleEnumeration axisScaleType) throws UaException;
  
      /**
       * Read the value of the AxisScaleType Node from the server and update the local value if the
       * operation succeeds.
       *
       * @return the {@link AxisScaleEnumeration} value read from the server.
       * @throws UaException if a service- or operation-level error occurs.
       */
      AxisScaleEnumeration readAxisScaleType() throws UaException;
  
      /**
       * Write a new value for the AxisScaleType Node to the server and update the local value if
       * the operation succeeds.
       *
       * @param axisScaleType the {@link AxisScaleEnumeration} value to write to the server.
       * @throws UaException if a service- or operation-level error occurs.
       */
      void writeAxisScaleType(AxisScaleEnumeration axisScaleType) throws UaException;
  
      /**
       * An asynchronous implementation of {@link #readAxisScaleType()}.
       *
       * @return a CompletableFuture that completes successfully with the property value or completes
       * exceptionally if an operation- or service-level error occurs.
       */
      CompletableFuture<? extends AxisScaleEnumeration> readAxisScaleTypeAsync();
  
      /**
       * An asynchronous implementation of {@link #writeAxisScaleType(AxisScaleEnumeration)}.
       *
       * @return a CompletableFuture that completes successfully with the operation result or
       * completes exceptionally if a service-level error occurs.
       */
      CompletableFuture<StatusCode> writeAxisScaleTypeAsync(AxisScaleEnumeration axisScaleType);
  
      /**
       * Get the AxisScaleType {@link PropertyType} Node, or {@code null} if it does not exist.
       * <p>
       * The Node is created when first accessed and cached for subsequent calls.
       *
       * @return the AxisScaleType {@link PropertyType} Node, or {@code null} if it does not exist.
       * @throws UaException if an error occurs creating or getting the Node.
       */
      PropertyType getAxisScaleTypeNode() throws UaException;
  
      /**
       * Asynchronous implementation of {@link #getAxisScaleTypeNode()}.
       *
       * @return a CompletableFuture that completes successfully with the
       * ? extends PropertyType Node or completes exceptionally if an error occurs
       * creating or getting the Node.
       */
      CompletableFuture<? extends PropertyType> getAxisScaleTypeNodeAsync();
  }
  