优化：删除无用代码，设置全局声明

sonar-keyware-plugins-cxx/src/main/java/com/keyware/sonar/cxx/rules/checkers/SendMessageChecker.java

@@ -36,6 +36,12 @@ public class SendMessageChecker extends SquidCheck<Grammar> {
                 CxxGrammarImpl.functionBody
         );
     }
+    private static List<String> lists = new ArrayList(){{
+        add("weapon");
+        add("unit");
+        add("param");
+    }};
+
 
     /**
      * 访问AST节点
@@ -45,10 +51,7 @@ public class SendMessageChecker extends SquidCheck<Grammar> {
     @Override
     public void visitNode(@Nonnull AstNode node) {
         //创建集合存入违规敏感字段
-        List<String> lists = new ArrayList();
-        lists.add("weapon");
-        lists.add("unit");
-        lists.add("param");
+
         //获取到所有的表达式
         List<AstNode> descendants = node.getDescendants(CxxGrammarImpl.expression);
         for (AstNode des:descendants) {
@@ -62,7 +65,8 @@ public class SendMessageChecker extends SquidCheck<Grammar> {
                 if("STRING".equals(astNode.getName())){
 
                 }else {
-                    if(lists.contains(astNode.getTokenValue())){
+                    //判斷其中是否包含敏感字段
+                    if(lists.contains(astNode.getTokenValue().toLowerCase())){
                         getContext().createLineViolation(this,"发送敏感信息前应对敏感信息进行加密",des);
                     }
                 }