Refactor tags.

skywalking-commons/skywalking-trace/src/main/java/com/a/eye/skywalking/trace/tag/Tags.java

@@ -13,17 +13,17 @@ public final class Tags {
     }
 
     /**
-     *  URL records the url of the incoming request.
+     * URL records the url of the incoming request.
      */
     public static final StringTag URL = new StringTag("url");
 
     /**
-     *  STATUS_CODE records the http status code of the response.
+     * STATUS_CODE records the http status code of the response.
      */
     public static final IntTag STATUS_CODE = new IntTag("status_code");
 
     /**
-     *  SPAN_KIND hints at the relationship between spans, e.g. client/server.
+     * SPAN_KIND hints at the relationship between spans, e.g. client/server.
      */
     public static final StringTag SPAN_KIND = new StringTag("span.kind");
 
@@ -38,59 +38,63 @@ public final class Tags {
     public static final String SPAN_KIND_CLIENT = "client";
 
     /**
-     *  SPAN_LAYER represents the kind of span.
-     *  e.g. db=database; rpc=Remote Procedure Call Framework, like motan, thift; nosql=something like redis/memcache
+     * SPAN_LAYER represents the kind of span.
+     * 
+     * e.g.
+     * db=database;
+     * rpc=Remote Procedure Call Framework, like motan, thift;
+     * nosql=something like redis/memcache
      */
     public static final class SPAN_LAYER {
         private static StringTag SPAN_LAYER_TAG = new StringTag("span.layer");
 
-        private static final String RDB_LAYER = "rda";
+        private static final String RDB_LAYER = "rdb";
         private static final String RPC_FRAMEWORK_LAYER = "rpc";
         private static final String NOSQL_LAYER = "nosql";
         private static final String HTTP_LAYER = "http";
 
-        public static void asDBAccess(Span span){
+        public static void asRDB(Span span) {
             SPAN_LAYER_TAG.set(span, RDB_LAYER);
         }
 
-        public static void asRPCFramework(Span span){
+        public static void asRPCFramework(Span span) {
             SPAN_LAYER_TAG.set(span, RPC_FRAMEWORK_LAYER);
         }
 
-        public static void asNoSQL(Span span){
+        public static void asNoSQL(Span span) {
             SPAN_LAYER_TAG.set(span, NOSQL_LAYER);
         }
 
-        public static void asHttp(Span span){
+        public static void asHttp(Span span) {
             SPAN_LAYER_TAG.set(span, HTTP_LAYER);
         }
 
-        public static String get(Span span){
+        public static String get(Span span) {
             return SPAN_LAYER_TAG.get(span);
         }
 
-        public static boolean isDBAccess(Span span){
+        public static boolean isRDB(Span span) {
             return RDB_LAYER.equals(get(span));
         }
 
-        public static boolean isRPCFramework(Span span){
+        public static boolean isRPCFramework(Span span) {
             return RPC_FRAMEWORK_LAYER.equals(get(span));
         }
 
-        public static boolean isNoSQL(Span span){
+        public static boolean isNoSQL(Span span) {
             return NOSQL_LAYER.equals(get(span));
         }
 
-        public static boolean isHttp(Span span){
+        public static boolean isHttp(Span span) {
             return HTTP_LAYER.equals(get(span));
         }
     }
 
     /**
-     *  COMPONENT is a low-cardinality identifier of the module, library, or package that is instrumented.
-     *  Like dubbo/dubbox/motan
+     * COMPONENT is a low-cardinality identifier of the module, library, or package that is instrumented.
+     * Like dubbo/dubbox/motan
      */
-    public static final StringTag COMPONENT  = new StringTag("component");
+    public static final StringTag COMPONENT = new StringTag("component");
 
     /**
      * ERROR indicates whether a Span ended in an error state.
@@ -98,17 +102,17 @@ public final class Tags {
     public static final BooleanTag ERROR = new BooleanTag("error");
 
     /**
-     *  PEER_HOST records host address of the peer, maybe IPV4, IPV6 or hostname.
+     * PEER_HOST records host address of the peer, maybe IPV4, IPV6 or hostname.
      */
     public static final StringTag PEER_HOST = new StringTag("peer.host");
 
     /**
-     *  DB_URL records the url of the database access.
+     * DB_URL records the url of the database access.
      */
     public static final StringTag DB_URL = new StringTag("db.url");
 
     /**
-     *  DB_STATEMENT records the sql statement of the database access.
+     * DB_STATEMENT records the sql statement of the database access.
      */
     public static final StringTag DB_STATEMENT = new StringTag("db.statement");
 }

skywalking-sniffer/skywalking-sdk-plugin/jdbc-plugin/src/main/java/com/a/eye/skywalking/plugin/jdbc/PreparedStatementTracing.java

@@ -17,7 +17,7 @@ public class PreparedStatementTracing {
         throws SQLException {
         Span span = ContextManager.INSTANCE.createSpan("JDBC/PreparedStatement/" + method);
         try {
-            Tags.SPAN_LAYER.asDBAccess(span);
+            Tags.SPAN_LAYER.asRDB(span);
             Tags.DB_URL.set(span, connectInfo);
             Tags.DB_STATEMENT.set(span, sql);
             return exec.exe(realStatement, sql);