lang/cs/Org.Apache.REEF.Tang/Implementations/InjectionPlan/ListInjectionPlan.cs

// Licensed to the Apache Software Foundation (ASF) under one
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// 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
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// KIND, either express or implied.  See the License for the
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using System.Collections.Generic;
using System.Text;
using Org.Apache.REEF.Tang.Types;

namespace Org.Apache.REEF.Tang.Implementations.InjectionPlan
{
    internal sealed class ListInjectionPlan : InjectionPlan
    {
       private readonly IList<InjectionPlan> entries = new List<InjectionPlan>();
       private readonly int numAlternatives;
       private readonly bool isAmbiguous;
       private readonly bool isInjectable;

       public ListInjectionPlan(INode name, IList<InjectionPlan> entries) : base(name)
       {
            foreach (InjectionPlan ip in entries)
            {
                this.entries.Add(ip);
            }
            int numAlternatives = 1;
            bool isAmbiguous = false;
            bool isInjectable = true;
            foreach (InjectionPlan ip in entries) 
            {
                numAlternatives *= ip.GetNumAlternatives();
                isAmbiguous |= ip.IsAmbiguous();
                isInjectable &= ip.IsInjectable();
            }
            this.numAlternatives = numAlternatives;
            this.isAmbiguous = isAmbiguous;
            this.isInjectable = isInjectable;
       }

       public override int GetNumAlternatives()
       {
           return numAlternatives;
       }

       public override bool IsAmbiguous()
       {
           return isAmbiguous;
       }

       public override bool IsInjectable()
       {
           return isInjectable;
       }

       public IList<InjectionPlan> GetEntryPlans()
       {
           return new List<InjectionPlan>(this.entries);
       }

       public override string ToAmbiguousInjectString()
       {
           StringBuilder sb = new StringBuilder(GetNode().GetFullName() + "(list) includes ambiguous plans [");
           foreach (InjectionPlan ip in entries)
           {
               if (ip.IsAmbiguous())
               {
                   sb.Append("\n" + ip.ToAmbiguousInjectString());
               }
           }
           sb.Append("]");
           return sb.ToString();
       }

       public override string ToInfeasibleInjectString()
       {
           StringBuilder sb = new StringBuilder(GetNode().GetFullName() + "(list) includes infeasible plans [");
           foreach (InjectionPlan ip in entries)
           {
               if (!ip.IsFeasible())
               {
                   sb.Append("\n" + ip.ToInfeasibleInjectString());
               }
           }
           sb.Append("\n]");
           return sb.ToString();
       }

       public override bool IsInfeasibleLeaf()
       {
           return false;
       }

       public override string ToShallowString()
       {
           StringBuilder sb = new StringBuilder("list { ");
           foreach (InjectionPlan ip in entries)
           {
               sb.Append("\n" + ip.ToShallowString());
           }
           sb.Append("\n } ");
           return null;
       }
    }
}