Refactor

src/SkyWalking.Abstractions/Context/Trace/LogDataEntity.cs

@@ -27,18 +27,15 @@ namespace SkyWalking.Context.Trace
         private long _timestamp = 0;
         private Dictionary<string, string> _logs;
 
-        private LogDataEntity(long timestamp,Dictionary<string,string> logs)
+        private LogDataEntity(long timestamp, Dictionary<string, string> logs)
         {
             _timestamp = timestamp;
             _logs = logs;
         }
 
-        public IReadOnlyDictionary<string,string> Logs
+        public IReadOnlyDictionary<string, string> Logs
         {
-            get
-            {
-                return new ReadOnlyDictionary<string, string>(_logs);
-            }
+            get { return new ReadOnlyDictionary<string, string>(_logs); }
         }
 
         public class Builder
@@ -57,7 +54,7 @@ namespace SkyWalking.Context.Trace
                 return this;
             }
 
-            public Builder Add(string key,string value)
+            public Builder Add(string key, string value)
             {
                 _logs.Add(key, value);
                 return this;
@@ -73,10 +70,11 @@ namespace SkyWalking.Context.Trace
         {
             LogMessage logMessage = new LogMessage();
             logMessage.Time = _timestamp;
-            foreach(var log in _logs)
+            foreach (var log in _logs)
             {
-                logMessage.Data.Add(new KeyWithStringValue { Key = log.Key, Value = log.Value });
+                logMessage.Data.Add(new KeyWithStringValue {Key = log.Key, Value = log.Value});
             }
+
             return logMessage;
         }
     }

src/SkyWalking.Abstractions/Context/Utils/ExceptionExtensions.cs

+/*
+ * 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.
+ *
+ */
+
+using System;
+using System.ComponentModel;
+using System.Diagnostics;
+using System.Text;
+
+namespace SkyWalking.Context
+{
+    public static class ExceptionExtensions
+    {
+        public static string ConvertToString(Exception exception, int maxLength)
+        {
+            var message = new StringBuilder();
+
+            while (exception != null)
+            {
+                message.Append(exception.Message);
+
+                PrintStackFrame(message, exception.StackTrace, maxLength, out var overMaxLength);
+
+                if (overMaxLength)
+                {
+                    break;
+                }
+
+                exception = exception.InnerException;
+            }
+
+            return message.ToString();
+        }
+
+        private static void PrintStackFrame(StringBuilder message, string stackTrace,
+            int maxLength, out bool overMaxLength)
+        {
+            message.AppendLine(stackTrace);
+            overMaxLength = message.Length > maxLength;
+        }
+    }
+}

src/SkyWalking.Abstractions/Context/Utils/KeyValuePair.cs

+/*
+ * 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.
+ *
+ */
+
+using SkyWalking.NetworkProtocol;
+
+namespace SkyWalking.Context
+{
+    public class KeyValuePair
+    {
+        public string Key { get; }
+
+        public string Value { get; }
+
+        public KeyValuePair(string key, string value)
+        {
+            Key = key;
+            Value = value;
+        }
+
+        public KeyWithStringValue Transform()
+        {
+            var keyWithStringValue = new KeyWithStringValue
+            {
+                Key = Key,
+                Value = Value
+            };
+
+            return keyWithStringValue;
+        }
+    }
+}

src/SkyWalking.Core/Context/ContextCarrier.cs

-using System.Collections.Generic;
+/*
+ * 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.
+ *
+ */
+
+using System.Collections.Generic;
 using System.Linq;
 using SkyWalking.Context.Ids;
 using SkyWalking.Dictionarys;

src/SkyWalking.Core/Context/TracingContext.cs

+namespace SkyWalking.Context
+{
+    public class TracingContext
+    {
+        
+    }
+}
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