C# HashMap类代码示例

        public override void Flush(IDictionary<DocFieldConsumerPerThread, ICollection<DocFieldConsumerPerField>> threadsAndFields, SegmentWriteState state)
		{

            var childThreadsAndFields = new HashMap<InvertedDocConsumerPerThread, ICollection<InvertedDocConsumerPerField>>();
            var endChildThreadsAndFields = new HashMap<InvertedDocEndConsumerPerThread, ICollection<InvertedDocEndConsumerPerField>>();

            foreach (var entry in threadsAndFields)
			{
				var perThread = (DocInverterPerThread) entry.Key;

				ICollection<InvertedDocConsumerPerField> childFields = new HashSet<InvertedDocConsumerPerField>();
				ICollection<InvertedDocEndConsumerPerField> endChildFields = new HashSet<InvertedDocEndConsumerPerField>();
				foreach(DocFieldConsumerPerField field in entry.Value)
				{
                    var perField = (DocInverterPerField)field;
					childFields.Add(perField.consumer);
					endChildFields.Add(perField.endConsumer);
				}
				
				childThreadsAndFields[perThread.consumer] = childFields;
				endChildThreadsAndFields[perThread.endConsumer] = endChildFields;
			}
			
			consumer.Flush(childThreadsAndFields, state);
			endConsumer.Flush(endChildThreadsAndFields, state);
		}

 /// <summary>
 ///     person.dic
 /// </summary>
 private void Init1()
 {
     TextReader br = null;
     try
     {
         _personNatureAttrs = new HashMap<string, PersonNatureAttr>();
         br = MyStaticValue.GetPersonReader();
         string temp;
         while ((temp = br.ReadLine()) != null)
         {
             var strs = temp.Split('\t');
             var pna = _personNatureAttrs[strs[0]];
             if (pna == null)
             {
                 pna = new PersonNatureAttr();
             }
             pna.AddFreq(int.Parse(strs[1]), int.Parse(strs[2]));
             _personNatureAttrs.Add(strs[0], pna);
         }
     }
     finally
     {
         if (br != null)
             br.Close();
     }
 }

        public virtual void DoRandom(int iter, bool ignoreCase)
        {
            CharArrayMap<int?> map = new CharArrayMap<int?>(TEST_VERSION_CURRENT, 1, ignoreCase);
            HashMap<string, int?> hmap = new HashMap<string, int?>();

            char[] key;
            for (int i = 0; i < iter; i++)
            {
                int len = Random().Next(5);
                key = new char[len];
                for (int j = 0; j < key.Length; j++)
                {
                    key[j] = (char)Random().Next(127);
                }
                string keyStr = new string(key);
                string hmapKey = ignoreCase ? keyStr.ToLower() : keyStr;

                int val = Random().Next();

                object o1 = map.Put(key, val);
                object o2 = hmap.Put(hmapKey, val);
                assertEquals(o1, o2);

                // add it again with the string method
                assertEquals(val, map.Put(keyStr, val));

                assertEquals(val, map.Get(key, 0, key.Length));
                assertEquals(val, map.Get(key));
                assertEquals(val, map.Get(keyStr));

                assertEquals(hmap.Count, map.size());
            }
        }

      static MomentUtil()
      {
         MOMENT_TYPES = new HashMap<String, String>(9);
         MOMENT_TYPES.Put("AddActivity",
                 "https://developers.google.com/+/plugins/snippet/examples/thing");
         MOMENT_TYPES.Put("BuyActivity",
                 "https://developers.google.com/+/plugins/snippet/examples/a-book");
         MOMENT_TYPES.Put("CheckInActivity",
                 "https://developers.google.com/+/plugins/snippet/examples/place");
         MOMENT_TYPES.Put("CommentActivity",
                 "https://developers.google.com/+/plugins/snippet/examples/blog-entry");
         MOMENT_TYPES.Put("CreateActivity",
                 "https://developers.google.com/+/plugins/snippet/examples/photo");
         MOMENT_TYPES.Put("ListenActivity",
                 "https://developers.google.com/+/plugins/snippet/examples/song");
         MOMENT_TYPES.Put("ReserveActivity",
                 "https://developers.google.com/+/plugins/snippet/examples/restaurant");
         MOMENT_TYPES.Put("ReviewActivity",
                 "https://developers.google.com/+/plugins/snippet/examples/widget");

         MOMENT_LIST = new ArrayList<String>(MomentUtil.MOMENT_TYPES.KeySet());
         Collections.Sort(MOMENT_LIST);

         VISIBLE_ACTIVITIES = MOMENT_TYPES.KeySet().ToArray(new String[0]);
         int count = VISIBLE_ACTIVITIES.Length;
         for (int i = 0; i < count; i++)
         {
            VISIBLE_ACTIVITIES[i] = "http://schemas.google.com/" + VISIBLE_ACTIVITIES[i];
         }
      }

		/// <summary>
		/// Creates the event for main activity.
		/// Sets layout to main, references the main page button,
		/// and signIn/signOut button clicks.
		/// </summary>
		/// <param name="bundle">Bundle.</param>
		protected override void OnCreate (Bundle bundle)
		{
            //For testing purposes
            //Allows us to use a self signed server certificate
            ServicePointManager.ServerCertificateValidationCallback +=
                (sender, certificate, chain, sslPolicyErrors) => true;
            //End  

            base.OnCreate (bundle);
			references = new HashMap ();

			// Set our view from the "main" layout resource
			SetContentView (Resource.Layout.Main);

			//References for Main Menu Items
			mButtonSignUp = FindViewById<Button> (Resource.Id.SignUpButton);
			mButtonSignIn = FindViewById<Button> (Resource.Id.SignInButton);
            
			//Click Events

			//Sign Up Click
			mButtonSignUp.Click += mButtonSignUp_Click;

			//Sign in Click opens 
			mButtonSignIn.Click += MButtonSignIn_Click;

			msgText = FindViewById<TextView> (Resource.Id.msgText);

            //Check to see if the app can use GCM 
			if (IsPlayServicesAvailable ())
            {
				var intent = new Intent (this, typeof(RegistrationIntentService));
				StartService (intent);
			}
		}

        static void Main(string[] args)
        {
            var listOfIntegers = new LinkedList<int> {0, 1, 2, 3, 4, 5, 6, 7};
            listOfIntegers.Remove(2);

            foreach (var entry in listOfIntegers)
            {
                Console.WriteLine(entry);
            }

            var hashMap = new HashMap<String, Int32>();
            hashMap.Put("mike", 4);
            hashMap.Put("chris", 7);

            Console.WriteLine("KEY: 'mike'\t VALUE:{0}", hashMap.GetValue("mike"));

            foreach (var keyValuePair in hashMap)
            {
                Console.WriteLine(keyValuePair);
            }

            var tree = new Tree<int> {4, 6, 9, 2};

            foreach (var value in tree)
            {
                Console.Write("{0}\t", value);
            }

            Console.Read();
        }

 private IDictionary<string, Document> GenerateIndexDocuments(int ndocs)
 {
     IDictionary<string, Document> docs = new HashMap<string, Document>();
     for (int i = 0; i < ndocs; i++)
     {
         Field field = new TextField(FIELD_NAME, "field_" + i, Field.Store.YES);
         Field payload = new StoredField(PAYLOAD_FIELD_NAME, new BytesRef("payload_" + i));
         Field weight1 = new NumericDocValuesField(WEIGHT_FIELD_NAME_1, 10 + i);
         Field weight2 = new NumericDocValuesField(WEIGHT_FIELD_NAME_2, 20 + i);
         Field weight3 = new NumericDocValuesField(WEIGHT_FIELD_NAME_3, 30 + i);
         Field contexts = new StoredField(CONTEXTS_FIELD_NAME, new BytesRef("ctx_" + i + "_0"));
         Document doc = new Document();
         doc.Add(field);
         doc.Add(payload);
         doc.Add(weight1);
         doc.Add(weight2);
         doc.Add(weight3);
         doc.Add(contexts);
         for (int j = 1; j < AtLeast(3); j++)
         {
             contexts.BytesValue = new BytesRef("ctx_" + i + "_" + j);
             doc.Add(contexts);
         }
         docs.Put(field.StringValue, doc);
     }
     return docs;
 }

        public static Map<RandomVariable, RandomVariable> getUmbrellaWorld_Xt_to_Xtm1_Map()
        {
            Map<RandomVariable, RandomVariable> tToTm1StateVarMap = new HashMap<RandomVariable, RandomVariable>();
            tToTm1StateVarMap.put(ExampleRV.RAIN_t_RV, ExampleRV.RAIN_tm1_RV);

            return tToTm1StateVarMap;
        }

        public override void Flush(IDictionary<DocFieldConsumerPerThread, ICollection<DocFieldConsumerPerField>> threadsAndFields, SegmentWriteState state)
		{

            var oneThreadsAndFields = new HashMap<DocFieldConsumerPerThread, ICollection<DocFieldConsumerPerField>>();
			var twoThreadsAndFields = new HashMap<DocFieldConsumerPerThread, ICollection<DocFieldConsumerPerField>>();
			
			foreach(var entry in threadsAndFields)
			{
				DocFieldConsumersPerThread perThread = (DocFieldConsumersPerThread) entry.Key;
                ICollection<DocFieldConsumerPerField> fields = entry.Value;

                IEnumerator<DocFieldConsumerPerField> fieldsIt = fields.GetEnumerator();
                ICollection<DocFieldConsumerPerField> oneFields = new HashSet<DocFieldConsumerPerField>();
                ICollection<DocFieldConsumerPerField> twoFields = new HashSet<DocFieldConsumerPerField>();
				while (fieldsIt.MoveNext())
				{
					DocFieldConsumersPerField perField = (DocFieldConsumersPerField) fieldsIt.Current;
					oneFields.Add(perField.one);
					twoFields.Add(perField.two);
				}
				
				oneThreadsAndFields[perThread.one] = oneFields;
				twoThreadsAndFields[perThread.two] = twoFields;
			}
			
			
			one.Flush(oneThreadsAndFields, state);
			two.Flush(twoThreadsAndFields, state);
		}

 private void addItem(IList<IMap<String, Object>> data, String title, Intent intent)
 {
    HashMap<String, Object> temp = new HashMap<String, Object>();
    temp.Put(TITLE_KEY, title);
    temp.Put(INTENT_KEY, intent);
    data.Add(temp);
 }

        private List<Keyword> ComputeArticleTfidf(string content, int titleLength)
        {
            var tm = new HashMap<string, Keyword>();

            var parse = NlpAnalysis.Parse(content);
            foreach (var term in parse)
            {
                var weight = getWeight(term, content.Length, titleLength);
                if (weight == 0)
                    continue;
                var keyword = tm[term.Name];
                if (keyword == null)
                {
                    keyword = new Keyword(term.Name, term.Nature.allFrequency, weight);
                    tm[term.Name] = keyword;
                }
                else
                {
                    keyword.UpdateWeight(1);
                }
            }

            var treeSet = new SortedSet<Keyword>(tm.Values);

            var arrayList = new List<Keyword>(treeSet);
            if (treeSet.Count <= _keywordAmount)
            {
                return arrayList;
            }
            return arrayList.Take(_keywordAmount).ToList();
        }

        public static void Main()
        {
            Console.Write("Please, enter some text: ");
            string text = Console.ReadLine();
            var chars = text.AsEnumerable();

            var charCounts = new HashMap<char, int>();

            foreach (var character in chars)
            {
                if (charCounts.ContainsKey(character))
                {
                    charCounts[character]++;
                }
                else
                {
                    charCounts[character] = 1;
                }
            }

            var sortedChars = charCounts.Keys.OrderBy(k => k).ToList();
            foreach (var character in sortedChars)
            {
                Console.WriteLine("{0}: {1} time(s)", character, charCounts[character]);
            }
        }

        public static Map<string, string> Parse(string[] args)
        {
            string[] arr = new string[args.Length];
            args.CopyTo(arr, 0);
            args = arr;

            Map<string, string> options = new HashMap<string, string>();

            for (int i = 0; i < args.Length; i++)
            {
                if (args[i][0] == '-' || args[i][0] == '/') //This start with - or /
                {
                    args[i] = args[i].Substring(1);
                    if (i + 1 >= args.Length || args[i + 1][0] == '-' || args[i + 1][0] == '/') //Next start with - (or last arg)
                    {
                        options.Put(args[i], "null");
                    }
                    else
                    {
                        options.Put(args[i], args[i + 1]);
                        i++;
                    }
                }
            }

            return options;
        }

        private HashMap getListViewExamples()
        {
            HashMap examples = new HashMap();

            ArrayList examplesSet = new ArrayList();

            examplesSet.Add(new ListViewGettingStartedFragment());
            examplesSet.Add(new ListViewLayoutsFragment());
            examplesSet.Add(new ListViewDeckOfCardsFragment());
            examplesSet.Add(new ListViewSlideFragment());
            examplesSet.Add(new ListViewWrapFragment());
            examplesSet.Add(new ListViewItemAnimationFragment());
            examplesSet.Add(new ListViewDataOperationsFragment());

            examples.Put("Features", examplesSet);

            examplesSet = new ArrayList();

            examplesSet.Add(new ListViewReorderFragment());
            examplesSet.Add(new ListViewSwipeToExecuteFragment());
            examplesSet.Add(new ListViewSwipeToRefreshFragment());
            examplesSet.Add(new ListViewManualLoadOnDemandFragment());
            examplesSet.Add(new ListViewSelectionFragment());
            examplesSet.Add(new ListViewDataAutomaticLoadOnDemandFragment());
            examplesSet.Add (new ListViewStickyHeadersFragment ());

            examples.Put("Behaviors", examplesSet);

            return examples;
        }

        private HashMap getChartExamples()
        {
            HashMap examples = new HashMap();

            ArrayList examplesSet = new ArrayList();

            examplesSet.Add(new ListViewGettingStartedFragment());

            examples.Put("Binding", examplesSet);

            examplesSet = new ArrayList();

            examplesSet.Add(new ListViewReorderFragment());
            examplesSet.Add(new ListViewSwipeToExecuteFragment());
            examplesSet.Add(new ListViewSwipeToRefreshFragment());
            examplesSet.Add(new ListViewItemAnimationFragment());
            examplesSet.Add(new ListViewManualLoadOnDemandFragment());
            examplesSet.Add(new ListViewDataAutomaticLoadOnDemandFragment());
            examplesSet.Add(new ListViewDataOperationsFragment());
            examplesSet.Add(new ListViewLayoutsFragment());

            examples.Put("Features", examplesSet);

            return examples;
        }