code: /*
   * Copyright (c) 2019 the Eclipse Milo Authors
   *
   * This program and the accompanying materials are made
   * available under the terms of the Eclipse Public License 2.0
   * which is available at https://www.eclipse.org/legal/epl-2.0/
   *
   * SPDX-License-Identifier: EPL-2.0
   */
  
  package org.eclipse.milo.opcua.stack.core.types.enumerated;
  
  import org.eclipse.milo.opcua.stack.core.serialization.SerializationContext;
  import org.eclipse.milo.opcua.stack.core.serialization.UaDecoder;
  import org.eclipse.milo.opcua.stack.core.serialization.UaEncoder;
  import org.eclipse.milo.opcua.stack.core.serialization.UaEnumeration;
  import org.eclipse.milo.opcua.stack.core.serialization.codecs.GenericDataTypeCodec;
  import org.eclipse.milo.opcua.stack.core.types.builtin.ExpandedNodeId;
  import org.jetbrains.annotations.Nullable;
  
  public enum FilterOperator implements UaEnumeration {
      Equals(0),
  
      IsNull(1),
  
      GreaterThan(2),
  
      LessThan(3),
  
      GreaterThanOrEqual(4),
  
      LessThanOrEqual(5),
  
      Like(6),
  
      Not(7),
  
      Between(8),
  
      InList(9),
  
      And(10),
  
      Or(11),
  
      Cast(12),
  
      InView(13),
  
      OfType(14),
  
      RelatedTo(15),
  
      BitwiseAnd(16),
  
      BitwiseOr(17);
  
      private final int value;
  
      FilterOperator(int value) {
          this.value = value;
      }
  
      @Override
      public int getValue() {
          return value;
      }
  
      @Nullable
      public static FilterOperator from(int value) {
          switch (value) {
              case 0:
                  return Equals;
              case 1:
                  return IsNull;
              case 2:
                  return GreaterThan;
              case 3:
                  return LessThan;
              case 4:
                  return GreaterThanOrEqual;
              case 5:
                  return LessThanOrEqual;
              case 6:
                  return Like;
              case 7:
                  return Not;
              case 8:
                  return Between;
              case 9:
                  return InList;
              case 10:
                  return And;
              case 11:
                  return Or;
              case 12:
                  return Cast;
              case 13:
                  return InView;
              case 14:
                  return OfType;
              case 15:
                  return RelatedTo;
              case 16:
                  return BitwiseAnd;
              case 17:
                  return BitwiseOr;
              default:
                  return null;
          }
      }
  
      public static ExpandedNodeId getTypeId() {
          return ExpandedNodeId.parse("nsu=http://opcfoundation.org/UA/;i=576");
      }
  
      public static class Codec extends GenericDataTypeCodec<FilterOperator> {
          @Override
          public Class<FilterOperator> getType() {
              return FilterOperator.class;
          }
  
          @Override
          public FilterOperator decode(SerializationContext context, UaDecoder decoder) {
              return decoder.readEnum(null, FilterOperator.class);
          }
  
          @Override
          public void encode(SerializationContext context, UaEncoder encoder, FilterOperator value) {
              encoder.writeEnum(null, value);
          }
      }
  }
  