java-topology/defects/gin/patch/gin-0001-method-trees-map.patch

64 lines
1.7 KiB
Diff

--- a/gin.go
+++ b/gin.go
@@ -181,6 +181,7 @@ type Engine struct {
// ...existing fields...
trees methodTrees
+ methodMap map[string]*node // O(1) method → radix-tree root
// ...existing fields...
}
@@ -219,6 +220,7 @@ func New(opts ...OptionFunc) *Engine {
engine := &Engine{
// ...existing initialisers...
trees: make(methodTrees, 0, 9),
+ methodMap: make(map[string]*node, 9),
}
// ...
}
@@ -366,6 +368,7 @@ func (engine *Engine) addRoute(method, path string, handlers HandlersChain) {
root := engine.trees.get(method)
if root == nil {
root = new(node)
root.fullPath = "/"
engine.trees = append(engine.trees, methodTree{method: method, root: root})
+ engine.methodMap[method] = root
}
root.addRoute(path, handlers)
// ...
}
--- a/gin.go (handleHTTPRequest)
+++ b/gin.go
@@ -706,15 +706,10 @@ func (engine *Engine) handleHTTPRequest(c *Context) {
// Find root of the tree for the given HTTP method
- t := engine.trees
- for i, tl := 0, len(t); i < tl; i++ {
- if t[i].method != httpMethod {
- continue
- }
- root := t[i].root
+ if root, ok := engine.methodMap[httpMethod]; ok {
// Find route in tree
value := root.getValue(rPath, c.params, c.skippedNodes, unescape)
if value.params != nil {
c.Params = *value.params
}
if value.handlers != nil {
c.handlers = value.handlers
c.fullPath = value.fullPath
c.Next()
c.writermem.WriteHeaderNow()
return
}
if httpMethod != http.MethodConnect && rPath != "/" {
if value.tsr && engine.RedirectTrailingSlash {
redirectTrailingSlash(c)
return
}
if engine.RedirectFixedPath && redirectFixedPath(c, root, engine.RedirectFixedPath) {
return
}
}
- break
}