1、添加开单合理性支撑类，修改BUG

common-push/src/main/java/org/diagbot/common/push/filter/pretreat/PretreatmentSymptom.java

@@ -1,6 +1,7 @@
 package org.diagbot.common.push.filter.pretreat;
 
 import org.diagbot.common.push.bean.PreResult;
+import org.diagbot.nlp.participle.ParticipleUtil;
 import org.diagbot.nlp.participle.word.Lexeme;
 import org.diagbot.nlp.participle.word.LexemePath;
 import org.diagbot.nlp.util.NegativeEnum;
@@ -9,8 +10,23 @@ import org.diagbot.nlp.util.NlpUtil;
 import java.util.List;
 
 public class PretreatmentSymptom extends Pretreatment {
+    protected NegativeEnum[] nees_symptom = new NegativeEnum[]{NegativeEnum.SYMPTOM};
+
     public List<PreResult> analyze(String content) throws java.io.IOException{
-        return super.analyzeDefault(content);
+        List<PreResult> preResults = super.analyzeDefault(content);
+
+        LexemePath<Lexeme> lexemes = ParticipleUtil.participle(content);
+        for (int i = 0; i < lexemes.size(); i++) {
+            Lexeme l = lexemes.get(i);
+            PreResult result = new PreResult();
+            result.setUniqueName("症状--");
+            result.setDetailName("症状--");
+            if (NlpUtil.isFeature(l.getProperty(), nees_symptom)) {
+                result.setValue(NlpUtil.concept(l, NegativeEnum.SYMPTOM));
+                preResults.add(result);
+            }
+        }
+        return preResults;
     }
 
     public PreResult createPreResult(LexemePath<Lexeme> lexemes, Lexeme lexeme, int index) {