[GitHub] [skywalking] kezhenxu94 commented on a change in pull request #5416: Support segment status based on entry/first span only

[GitBox <gi...@apache.org>]

kezhenxu94 commented on a change in pull request #5416:
URL: https://github.com/apache/skywalking/pull/5416#discussion_r483686928



##########
File path: oap-server/analyzer/agent-analyzer/src/main/java/org/apache/skywalking/oap/server/analyzer/provider/trace/parser/listener/strategy/SegmentStatusStrategy.java
##########
@@ -0,0 +1,55 @@
+/*
+ * 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.
+ *
+ */
+
+package org.apache.skywalking.oap.server.analyzer.provider.trace.parser.listener.strategy;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+/**
+ * Define the available strategies for analysis segment status analysis.
+ */
+@AllArgsConstructor
+public enum SegmentStatusStrategy {
+    /**
+     * `FROM_SPAN_STATUS` represents the segment status would be error if any span is in error status.
+     */
+    FROM_SPAN_STATUS(new FromSpanStatus()),
+    /**
+     * `FROM_ENTRY_SPAN` means the segment status would be determined by the status of entry spans only.
+     *
+     * @see FromEntrySpan
+     */
+    FROM_ENTRY_SPAN(new FromEntrySpan()),
+    /**
+     * FROM_FIRST_SPAN` means the segment status would be determined by the status of the first span only.

Review comment:
       ```suggestion
        * `FROM_FIRST_SPAN` means the segment status would be determined by the status of the first span only.
   ```




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