private String generateSubParentLevelId(Span spanData) {
if (spanData.getParentLevel() == null || spanData.getParentLevel().length() == 0) {
return spanData.getLevelId() + "";
}
return spanData.getParentLevel() + "." + spanData.getLevelId();
}
protected ContextData beforeInvoke(Span spanData, Identification id) {
if (Config.BuriedPoint.PRINTF) {
easyLogger.debug(
"TraceId:"
+ spanData.getTraceId()
+ "\tParentLevelId:"
+ spanData.getParentLevel()
+ "\tLevelId:"
+ spanData.getLevelId()
+ "\tbusinessKey:"
+ spanData.getBusinessKey());
}
// 将新创建的Context存放到ThreadLocal栈中。
CurrentThreadSpanStack.push(spanData);
// 根据SpanData生成RequestSpan，并保存
CurrentThreadSpanStack.push(spanData);
sendRequestSpan(spanData, id);
// 并将当前的Context返回回去
return new ContextData(spanData);
}
public ContextData beforeInvoke(Identification id) {
try {
Span spanData = ContextGenerator.generateSpanFromThreadLocal(id);
// 设置SpanType的类型
spanData.setTag(Tag.SPAN_TYPE, SpanType.RPC_CLIENT);
if (Config.BuriedPoint.PRINTF) {
logger.debug(
"TraceId:"
+ spanData.getTraceId()
+ "\tParentLevelId:"
+ spanData.getParentLevel()
+ "\tLevelId:"
+ spanData.getLevelId()
+ "\tbusinessKey:"
+ spanData.getBusinessKey());
}
CurrentThreadSpanStack.push(spanData);
sendRequestSpan(spanData, id);
return new ContextData(
spanData.getTraceId(), generateSubParentLevelId(spanData), spanData.getRouteKey());
} catch (Throwable t) {
logger.error(t.getMessage(), t);
return new EmptyContextData();
}
}
protected void afterInvoke() {
try {
// 弹出上下文的栈顶中的元素
Span spanData = CurrentThreadSpanStack.pop();
if (Config.BuriedPoint.PRINTF) {
easyLogger.debug(
"TraceId-ACK:"
+ spanData.getTraceId()
+ "\tParentLevelId:"
+ spanData.getParentLevel()
+ "\tLevelId:"
+ spanData.getLevelId()
+ "\tbusinessKey:"
+ spanData.getBusinessKey());
}
sendAckSpan(spanData);
} catch (Throwable t) {
easyLogger.error(t.getMessage(), t);
}
}