| #region License |
| |
| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| #endregion |
| |
| using System; |
| using System.Linq; |
| |
| namespace Gremlin.Net.Process.Traversal |
| { |
| /// <summary> |
| /// Represents a <see cref="Bytecode" /> instruction by an operator name and its arguments. |
| /// </summary> |
| public class Instruction : IEquatable<Instruction> |
| { |
| /// <summary> |
| /// Initializes a new instance of the <see cref="Instruction" /> class. |
| /// </summary> |
| /// <param name="operatorName">The name of the operator.</param> |
| /// <param name="arguments">The arguments.</param> |
| public Instruction(string operatorName, params dynamic[] arguments) |
| { |
| OperatorName = operatorName; |
| Arguments = arguments; |
| } |
| |
| /// <summary> |
| /// Gets the name of the operator. |
| /// </summary> |
| public string OperatorName { get; } |
| |
| /// <summary> |
| /// Gets the arguments. |
| /// </summary> |
| public dynamic[] Arguments { get; } |
| |
| /// <summary> |
| /// String representation of the <see cref="Instruction"/>. |
| /// </summary> |
| public override string ToString() |
| { |
| return $"{OperatorName}({string.Join(", ", Arguments.Select(a => a ?? "null"))})"; |
| } |
| |
| /// <inheritdoc /> |
| public bool Equals(Instruction other) |
| { |
| if (ReferenceEquals(null, other)) return false; |
| if (ReferenceEquals(this, other)) return true; |
| return OperatorName == other.OperatorName && Arguments.SequenceEqual(other.Arguments); |
| } |
| |
| /// <inheritdoc /> |
| public override bool Equals(object obj) |
| { |
| if (ReferenceEquals(null, obj)) return false; |
| if (ReferenceEquals(this, obj)) return true; |
| if (obj.GetType() != GetType()) return false; |
| return Equals((Instruction) obj); |
| } |
| |
| /// <inheritdoc /> |
| public override int GetHashCode() |
| { |
| unchecked |
| { |
| var hash = 19; |
| if (OperatorName != null) |
| { |
| hash = hash * 397 + OperatorName.GetHashCode(); |
| } |
| |
| if (Arguments != null) |
| { |
| hash = Arguments.Aggregate(hash, (current, value) => current * 31 + value.GetHashCode()); |
| } |
| |
| return hash; |
| } |
| } |
| } |
| } |