2 files changed, 23 insertions, 22 deletions

diff --git a/sensor/include/trygvis/sensor.h b/sensor/include/trygvis/sensor.h
index c109a2a..09372b9 100644
--- a/sensor/include/trygvis/sensor.h
+++ b/sensor/include/trygvis/sensor.h
@@ -5,15 +5,16 @@
 #include <iostream>
 #include <memory>
 #include <vector>
-#include <boost/optional/optional.hpp>
+#include <algorithm>
+#include <experimental/optional>
 
 namespace trygvis {
 namespace sensor {
 
-using namespace std;
+//using namespace std;
 
-template<typename A>
-using o = boost::optional<A>;
+template<typename T>
+using o = std::experimental::optional<T>;
 
 enum class sample_format_type {
     AUTO,
@@ -24,7 +25,7 @@ enum class sample_format_type {
     RRD,
 };
 
-string to_string(const sample_format_type &arg);
+std::string to_string(const sample_format_type &arg);
 
 std::ostream& operator<<(std::ostream& os, sample_format_type const& type);
 
@@ -39,9 +40,9 @@ std::ostream& operator<<(std::ostream& os, time_resolution const& type);
 
 std::istream& operator>>(std::istream& is, time_resolution & type);
 
-class sample_exception : public runtime_error {
+class sample_exception : public std::runtime_error {
 public:
-    sample_exception(const string &what) : runtime_error(what) {
+    sample_exception(const std::string &what) : runtime_error(what) {
     }
 };
 
@@ -51,13 +52,13 @@ class SampleKey;
 
 class KeyDictionary;
 
-using SampleKeyVector = vector<SampleKey *>;
+using SampleKeyVector = std::vector<SampleKey *>;
 using SampleKeyIndex = SampleKeyVector::size_type;
 
 struct SampleKey {
 private:
     SampleKey(const SampleKey& that) = delete;
-    SampleKey(SampleKeyIndex index, const string &name) : index(index), name(name) {
+    SampleKey(SampleKeyIndex index, const std::string &name) : index(index), name(name) {
         if (name.length() == 0) {
             throw sample_exception("Bad sample key.");
         }
@@ -72,7 +73,7 @@ public:
     }
 
     const SampleKeyIndex index;
-    const string name;
+    const std::string name;
 };
 
 class KeyDictionary {
@@ -88,7 +89,7 @@ public:
 
     KeyDictionary& operator=(const KeyDictionary&) = delete;
 
-    SampleKey *indexOf(const string &key) {
+    const SampleKey *indexOf(const std::string &key) {
         SampleKeyIndex i = 0;
         for (auto ptr = keys.cbegin(); ptr != keys.cend(); ptr++, i++) {
             if ((*ptr)->name == key) {
@@ -111,8 +112,8 @@ public:
         return keys.at(i);
     }
 
-    vector<SampleKey *> findIndexes(SampleKeyVector &keys) {
-        vector<SampleKey *> indexes;
+    std::vector<const SampleKey *> findIndexes(SampleKeyVector &keys) {
+        std::vector<const SampleKey *> indexes;
 
         for (auto &key: keys) {
             auto index = indexOf(key->name);
@@ -152,7 +153,7 @@ private:
 
 class SampleRecord {
 public:
-    typedef vector<o<string>> vec;
+    typedef std::vector<o<std::string>> vec;
 
     SampleRecord(KeyDictionary &dict) : dict(dict) {
     }
@@ -179,19 +180,19 @@ public:
         return values.empty();
     }
 
-    const o<string> at(const SampleKey *key) const {
+    const o<std::string> at(const SampleKey *key) const {
         SampleKeyIndex index = key->index;
         if (index >= values.size()) {
-            return o<string>();
+            return o<std::string>();
         }
 
         return values.at(index);
     }
 
     SampleRecord& set(const SampleKey *key, const std::string &value) {
-        values.resize(max(values.size(), key->index + 1));
+        values.resize(std::max(values.size(), key->index + 1));
 
-        values.at(key->index).reset(value);
+        values.at(key->index) = value;
 
         return *this;
     }
@@ -199,9 +200,9 @@ public:
     template<class A>
     const o<A> lexical_at(const SampleKey *key) const;
 
-    string to_string() const {
+    std::string to_string() const {
         SampleKeyIndex i = 0;
-        string s;
+        std::string s;
         for (auto ptr = values.begin(); ptr != values.end(); ptr++, i++) {
             auto o = *ptr;
 
@@ -209,7 +210,7 @@ public:
                 continue;
             }
 
-            auto value = o.get();
+            auto value = *o;
 
             s += dict.at(i)->name + " = " + value + ", ";
         }
diff --git a/sensor/include/trygvis/sensor/io.h b/sensor/include/trygvis/sensor/io.h
index 71b0b84..304091b 100644
--- a/sensor/include/trygvis/sensor/io.h
+++ b/sensor/include/trygvis/sensor/io.h
@@ -187,7 +187,7 @@ public:
     void write(SampleRecord const &sample) override;
 
 private:
-    vector<SampleKey *> keys;
+    vector<const SampleKey *> keys;
     shared_ptr<ostream> stream;
     const SampleKey *timestamp_key;
 };