intermediate changes

ref:cde9a383711a11544ce7e107a78147fb96cc4029

3 files changed, 115 insertions, 0 deletions

diff --git a/library/cpp/json/common/defs.cpp b/library/cpp/json/common/defs.cpp
new file mode 100644
index 0000000000..da86da82e4
--- /dev/null
+++ b/library/cpp/json/common/defs.cpp
@@ -0,0 +1,68 @@
+#include "defs.h"
+
+using namespace NJson;
+
+TJsonCallbacks::~TJsonCallbacks() {
+}
+
+bool TJsonCallbacks::OnNull() {
+    return true;
+}
+
+bool TJsonCallbacks::OnBoolean(bool) {
+    return true;
+}
+
+bool TJsonCallbacks::OnInteger(long long) {
+    return true;
+}
+
+bool TJsonCallbacks::OnUInteger(unsigned long long) {
+    return true;
+}
+
+bool TJsonCallbacks::OnDouble(double) {
+    return true;
+}
+
+bool TJsonCallbacks::OnString(const TStringBuf&) {
+    return true;
+}
+
+bool TJsonCallbacks::OnOpenMap() {
+    return true;
+}
+
+bool TJsonCallbacks::OnMapKey(const TStringBuf&) {
+    return true;
+}
+
+bool TJsonCallbacks::OnCloseMap() {
+    return true;
+}
+
+bool TJsonCallbacks::OnOpenArray() {
+    return true;
+}
+
+bool TJsonCallbacks::OnCloseArray() {
+    return true;
+}
+
+bool TJsonCallbacks::OnStringNoCopy(const TStringBuf& s) {
+    return OnString(s);
+}
+
+bool TJsonCallbacks::OnMapKeyNoCopy(const TStringBuf& s) {
+    return OnMapKey(s);
+}
+
+bool TJsonCallbacks::OnEnd() {
+    return true;
+}
+
+void TJsonCallbacks::OnError(size_t off, TStringBuf reason) {
+    if (ThrowException) {
+        ythrow TJsonException() << "JSON error at offset " << off << " (" << reason << ")";
+    }
+}
diff --git a/library/cpp/json/common/defs.h b/library/cpp/json/common/defs.h
new file mode 100644
index 0000000000..d3c8761bcc
--- /dev/null
+++ b/library/cpp/json/common/defs.h
@@ -0,0 +1,38 @@
+#pragma once
+
+#include <util/generic/strbuf.h>
+#include <util/generic/yexception.h>
+
+namespace NJson {
+    class TJsonException: public yexception {
+    };
+
+    class TJsonCallbacks {
+    public:
+        explicit TJsonCallbacks(bool throwException = false)
+            : ThrowException(throwException)
+        {
+        }
+
+        virtual ~TJsonCallbacks();
+
+        virtual bool OnNull();
+        virtual bool OnBoolean(bool);
+        virtual bool OnInteger(long long);
+        virtual bool OnUInteger(unsigned long long);
+        virtual bool OnDouble(double);
+        virtual bool OnString(const TStringBuf&);
+        virtual bool OnOpenMap();
+        virtual bool OnMapKey(const TStringBuf&);
+        virtual bool OnCloseMap();
+        virtual bool OnOpenArray();
+        virtual bool OnCloseArray();
+        virtual bool OnStringNoCopy(const TStringBuf& s);
+        virtual bool OnMapKeyNoCopy(const TStringBuf& s);
+        virtual bool OnEnd();
+        virtual void OnError(size_t off, TStringBuf reason);
+
+    protected:
+        bool ThrowException;
+    };
+}
diff --git a/library/cpp/json/common/ya.make b/library/cpp/json/common/ya.make
new file mode 100644
index 0000000000..5bbd3b0792
--- /dev/null
+++ b/library/cpp/json/common/ya.make
@@ -0,0 +1,9 @@
+LIBRARY()
+
+OWNER(pg)
+
+SRCS(
+    defs.cpp
+)
+
+END()