From 39a95f6939417ebc5d8e716ca1664a1da1fc722c Mon Sep 17 00:00:00 2001
From: znone <glyc@sina.com.cn>
Date: Thu, 09 Feb 2017 12:04:19 +0000
Subject: [PATCH] 根据回调函数参数推断绑定的数据类型。
---
test/TestMysql.cpp | 25 ++++++++++++++-----------
1 files changed, 14 insertions(+), 11 deletions(-)
diff --git a/test/TestMysql.cpp b/test/TestMysql.cpp
index 68dcb6f..53330c1 100644
--- a/test/TestMysql.cpp
+++ b/test/TestMysql.cpp
@@ -17,6 +17,12 @@
{
memset(this, 0, sizeof(TestMysqlRecord));
}
+
+ void print() const
+ {
+ printf("ID=\"%d\", Name=\"%s\"\n",
+ id, name);
+ }
};
namespace qtl
@@ -57,11 +63,9 @@
try
{
db.query("select 0, 'hello world' from dual",
- std::tuple<uint32_t, std::string>(),
[](uint32_t i, const std::string& str) {
printf("0=\"%d\", 'hello world'=\"%s\"\n",
i, str.data());
- return true;
});
}
catch(qtl::mysql::error& e)
@@ -77,21 +81,20 @@
try
{
- db.query("select * from test where id=?", 0,
- id, std::tuple<uint32_t, std::string, qtl::mysql::time>(),
- [](uint32_t id, const std::string& name, qtl::mysql::time& create_time) {
+ db.query("select * from test where id=?", id,
+ [](const qtl::indicator<uint32_t>& id, const std::string& name, const qtl::mysql::time& create_time) {
printf("ID=\"%d\", Name=\"%s\"\n",
- id, name.data());
- return true;
+ id.data, name.data());
});
- db.query("select * from test where id=?", 0,
- id, TestMysqlRecord(),
- [](TestMysqlRecord& record) {
+ db.query("select * from test where id=?", id,
+ [](const TestMysqlRecord& record) {
printf("ID=\"%d\", Name=\"%s\"\n",
record.id, record.name);
- return true;
});
+
+ db.query("select * from test where id=?", id,
+ &TestMysqlRecord::print);
}
catch(qtl::mysql::error& e)
{
--
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