From 9d25bb1d8f0d3e5acc10549d9db8fa52f52be5b2 Mon Sep 17 00:00:00 2001
From: Alexander Block <ablock84@gmail.com>
Date: Fri, 14 Sep 2018 13:59:02 +0200
Subject: [PATCH] Add batched logger

---
 src/Makefile.am       |  2 ++
 src/batchedlogger.cpp | 25 +++++++++++++++++++++++++
 src/batchedlogger.h   | 28 ++++++++++++++++++++++++++++
 3 files changed, 55 insertions(+)
 create mode 100644 src/batchedlogger.cpp
 create mode 100644 src/batchedlogger.h

diff --git a/src/Makefile.am b/src/Makefile.am
index 04737b2d0a1e3..16e2be3599c40 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -85,6 +85,7 @@ BITCOIN_CORE_H = \
   addrman.h \
   alert.h \
   base58.h \
+  batchedlogger.h \
   bip39.h \
   bip39_english.h \
   blockencodings.h \
@@ -224,6 +225,7 @@ libdash_server_a_SOURCES = \
   addrman.cpp \
   addrdb.cpp \
   alert.cpp \
+  batchedlogger.cpp \
   bloom.cpp \
   blockencodings.cpp \
   chain.cpp \
diff --git a/src/batchedlogger.cpp b/src/batchedlogger.cpp
new file mode 100644
index 0000000000000..c79f61b3da252
--- /dev/null
+++ b/src/batchedlogger.cpp
@@ -0,0 +1,25 @@
+// Copyright (c) 2018 The Dash Core developers
+// Distributed under the MIT/X11 software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#include "batchedlogger.h"
+#include "util.h"
+
+CBatchedLogger::CBatchedLogger(const std::string& _header) :
+    header(_header)
+{
+}
+
+CBatchedLogger::~CBatchedLogger()
+{
+    Flush();
+}
+
+void CBatchedLogger::Flush()
+{
+    if (msg.empty()) {
+        return;
+    }
+    LogPrintStr(strprintf("%s:\n%s", header, msg));
+    msg.clear();
+}
diff --git a/src/batchedlogger.h b/src/batchedlogger.h
new file mode 100644
index 0000000000000..3d5a067f8172f
--- /dev/null
+++ b/src/batchedlogger.h
@@ -0,0 +1,28 @@
+// Copyright (c) 2018 The Dash Core developers
+// Distributed under the MIT/X11 software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#ifndef DASH_BATCHEDLOGGER_H
+#define DASH_BATCHEDLOGGER_H
+
+#include "tinyformat.h"
+
+class CBatchedLogger
+{
+private:
+    std::string header;
+    std::string msg;
+public:
+    CBatchedLogger(const std::string& _header);
+    virtual ~CBatchedLogger();
+
+    template<typename... Args>
+    void Printf(const std::string& fmt, const Args&... args)
+    {
+        msg += strprintf(fmt, args...);
+    }
+
+    void Flush();
+};
+
+#endif//DASH_BATCHEDLOGGER_H
\ No newline at end of file