From b3f6ea100fae38a568e1844923c4c945cab5b536 Mon Sep 17 00:00:00 2001
From: Konrad Grochowski <hcorg@minions.org.pl>
Date: Tue, 2 Sep 2014 16:00:47 +0200
Subject: THRIFT-2067 C++: all generated objects provide ostream operator<<

---
 lib/cpp/src/thrift/TToString.h | 89 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 89 insertions(+)
 create mode 100644 lib/cpp/src/thrift/TToString.h

(limited to 'lib/cpp/src')

diff --git a/lib/cpp/src/thrift/TToString.h b/lib/cpp/src/thrift/TToString.h
new file mode 100644
index 000000000..c160e09df
--- /dev/null
+++ b/lib/cpp/src/thrift/TToString.h
@@ -0,0 +1,89 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+#ifndef _THRIFT_TOSTRING_H_
+#define _THRIFT_TOSTRING_H_ 1
+
+#include <boost/lexical_cast.hpp>
+
+#include <vector>
+#include <map>
+#include <set>
+#include <string>
+#include <sstream>
+
+namespace apache { namespace thrift {
+
+template <typename T>
+std::string to_string(const T& t) {
+  return boost::lexical_cast<std::string>(t);
+}
+
+template <typename K, typename V>
+std::string to_string(const std::map<K, V>& m);
+
+template <typename T>
+std::string to_string(const std::set<T>& s);
+
+template <typename T>
+std::string to_string(const std::vector<T>& t);
+
+template <typename K, typename V>
+std::string to_string(const typename std::pair<K, V>& v) {
+  std::ostringstream o;
+  o << to_string(v.first) << ": " << to_string(v.second);
+  return o.str();
+}
+
+template <typename T>
+std::string to_string(const T& beg, const T& end)
+{
+  std::ostringstream o;
+  for (T it = beg; it != end; ++it) {
+    if (it != beg)
+      o << ", ";
+    o << to_string(*it);
+  }
+  return o.str();
+}
+
+template <typename T>
+std::string to_string(const std::vector<T>& t) {
+  std::ostringstream o;
+  o << "[" << to_string(t.begin(), t.end()) << "]";
+  return o.str();
+}
+
+template <typename K, typename V>
+std::string to_string(const std::map<K, V>& m) {
+  std::ostringstream o;
+  o << "{" << to_string(m.begin(), m.end()) << "}";
+  return o.str();
+}
+
+template <typename T>
+std::string to_string(const std::set<T>& s) {
+  std::ostringstream o;
+  o << "{" << to_string(s.begin(), s.end()) << "}";
+  return o.str();
+}
+
+}} // apache::thrift
+
+#endif // _THRIFT_TOSTRING_H_
-- 
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