[GitHub] [incubator-brpc] jamesge commented on a change in pull request #537: customise span exporter

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

jamesge commented on a change in pull request #537: customise span exporter
URL: https://github.com/apache/incubator-brpc/pull/537#discussion_r362695096
 
 

 ##########
 File path: src/brpc/span.cpp
 ##########
 @@ -199,47 +199,42 @@ void Span::destroy() {
     Span* p = _next_client;
     while (p) {
         Span* p_next = p->_next_client;
-        p->_info.clear();
+        p->_annotation_list.clear();
         butil::return_object(p);
         p = p_next;
     }
-    _info.clear();
+    _annotation_list.clear();
     butil::return_object(this);
 }
 
 void Span::Annotate(const char* fmt, ...) {
-    const int64_t anno_time = butil::cpuwide_time_us() + _base_real_us;
-    butil::string_appendf(&_info, BRPC_SPAN_INFO_SEP "%lld ",
-                         (long long)anno_time);
     va_list ap;
     va_start(ap, fmt);
-    butil::string_vappendf(&_info, fmt, ap);
+    Annotate(fmt, ap);
     va_end(ap);
 }
 
 void Span::Annotate(const char* fmt, va_list args) {
     const int64_t anno_time = butil::cpuwide_time_us() + _base_real_us;
-    butil::string_appendf(&_info, BRPC_SPAN_INFO_SEP "%lld ",
-                         (long long)anno_time);
-    butil::string_vappendf(&_info, fmt, args);
+    std::string anno_content;
+    butil::string_vappendf(&anno_content, fmt, args);
 
 Review comment:
   string_printf就行了

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