From 924805845be63b1dc6443338704e20903c21d7c3 Mon Sep 17 00:00:00 2001
From: Tyler Yahn <MrAlias@users.noreply.github.com>
Date: Mon, 9 Dec 2024 15:18:19 -0800
Subject: [PATCH] Remove use of zap in httpPlusdb example (#1391)

Unify on slog for project logging.
---
 examples/httpPlusdb/go.mod  |  7 +------
 examples/httpPlusdb/go.sum  |  9 ---------
 examples/httpPlusdb/main.go | 16 ++++------------
 3 files changed, 5 insertions(+), 27 deletions(-)

diff --git a/examples/httpPlusdb/go.mod b/examples/httpPlusdb/go.mod
index e558dbe53..6e0cfb620 100644
--- a/examples/httpPlusdb/go.mod
+++ b/examples/httpPlusdb/go.mod
@@ -2,9 +2,4 @@ module go.opentelemetry.io/auto/examples/httpPlusdb
 
 go 1.20
 
-require (
-	github.com/mattn/go-sqlite3 v1.14.24
-	go.uber.org/zap v1.27.0
-)
-
-require go.uber.org/multierr v1.11.0 // indirect
+require github.com/mattn/go-sqlite3 v1.14.24
diff --git a/examples/httpPlusdb/go.sum b/examples/httpPlusdb/go.sum
index 79e7b8d77..9dcdc9b60 100644
--- a/examples/httpPlusdb/go.sum
+++ b/examples/httpPlusdb/go.sum
@@ -1,11 +1,2 @@
-github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/mattn/go-sqlite3 v1.14.24 h1:tpSp2G2KyMnnQu99ngJ47EIkWVmliIizyZBfPrBWDRM=
 github.com/mattn/go-sqlite3 v1.14.24/go.mod h1:Uh1q+B4BYcTPb+yiD3kU8Ct7aC0hY9fxUwlHK0RXw+Y=
-github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
-github.com/stretchr/testify v1.8.1 h1:w7B6lhMri9wdJUVmEZPGGhZzrYTPvgJArz7wNPgYKsk=
-go.uber.org/goleak v1.3.0 h1:2K3zAYmnTNqV73imy9J1T3WC+gmCePx2hEGkimedGto=
-go.uber.org/multierr v1.11.0 h1:blXXJkSxSSfBVBlC76pxqeO+LN3aDfLQo+309xJstO0=
-go.uber.org/multierr v1.11.0/go.mod h1:20+QtiLqy0Nd6FdQB9TLXag12DsQkrbs3htMFfDN80Y=
-go.uber.org/zap v1.27.0 h1:aJMhYGrd5QSmlpLMr2MftRKl7t8J8PTZPA732ud/XR8=
-go.uber.org/zap v1.27.0/go.mod h1:GB2qFLM7cTU87MWRP2mPIjqfIDnGu+VIO4V/SdhGo2E=
-gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
diff --git a/examples/httpPlusdb/main.go b/examples/httpPlusdb/main.go
index ae8f27228..f07716dd1 100644
--- a/examples/httpPlusdb/main.go
+++ b/examples/httpPlusdb/main.go
@@ -6,11 +6,11 @@ package main
 import (
 	"database/sql"
 	"fmt"
+	"log/slog"
 	"net/http"
 	"os"
 
 	_ "github.com/mattn/go-sqlite3"
-	"go.uber.org/zap"
 )
 
 const (
@@ -84,7 +84,7 @@ func (s *Server) queryDb(w http.ResponseWriter, req *http.Request) {
 		panic(err)
 	}
 
-	logger.Info("queryDb called")
+	slog.Info("queryDb called")
 	for rows.Next() {
 		var id int
 		var firstName string
@@ -99,8 +99,6 @@ func (s *Server) queryDb(w http.ResponseWriter, req *http.Request) {
 	}
 }
 
-var logger *zap.Logger
-
 func setupHandler(s *Server) *http.ServeMux {
 	mux := http.NewServeMux()
 	mux.HandleFunc("/query_db", s.queryDb)
@@ -108,18 +106,12 @@ func setupHandler(s *Server) *http.ServeMux {
 }
 
 func main() {
-	var err error
-	logger, err = zap.NewDevelopment()
-	if err != nil {
-		fmt.Printf("error creating zap logger, error:%v", err)
-		return
-	}
 	port := fmt.Sprintf(":%d", 8080)
-	logger.Info("starting http server", zap.String("port", port))
+	slog.Info("starting http server", "port", port)
 
 	s := NewServer()
 	mux := setupHandler(s)
 	if err := http.ListenAndServe(port, mux); err != nil {
-		logger.Error("error running server", zap.Error(err))
+		slog.Error("error running server", "error", err)
 	}
 }