From 650fb016ce36cfda2e8073764196655ee6a50567 Mon Sep 17 00:00:00 2001
From: Trygve Laugstøl <trygvis@inamo.no>
Date: Sat, 11 Jul 2015 14:30:14 +0200
Subject: o Adding a parser::finish() method that indicates that the stream is
 done and any possibly buffered data should be parsed and processed.

---
 sensor/main/io.cpp | 40 +++++++++++++++++++++++++++++++---------
 1 file changed, 31 insertions(+), 9 deletions(-)

(limited to 'sensor/main')

diff --git a/sensor/main/io.cpp b/sensor/main/io.cpp
index fa15c96..a37844a 100644
--- a/sensor/main/io.cpp
+++ b/sensor/main/io.cpp
@@ -363,33 +363,47 @@ void SqlSampleOutputStream::write(SampleRecord const &sample) {
     s << "INSERT INTO " << table_name << "(" << fs << ") VALUES(" << vs << ");" << endl << flush;
 }
 
-void KeyValueSampleStreamParser::process(mutable_buffers_1 &buffer) {
+int KeyValueSampleStreamParser::process(mutable_buffers_1 &buffer) {
 
     size_t size = buffer_size(buffer);
 
-    if (size == 0 && line->size()) {
-        process_line(line);
-        line = make_shared<vector<uint8_t>>();
-        return;
+    if (size == 0) {
+        return 0;
     }
 
     auto data = boost::asio::buffer_cast<const uint8_t *>(buffer);
 
+    int count = 0;
     for (int i = 0; i < size; i++) {
         uint8_t b = data[i];
 
-        if (b == packet_delimiter) {
+        if (b == '\0') {
+            continue;
+        } else if (b == packet_delimiter) {
             process_line(line);
+            count++;
             line = make_shared<vector<uint8_t>>();
         } else {
             line->push_back(b);
         }
     }
 
+    return count;
 }
 
-void KeyValueSampleStreamParser::process_line(shared_ptr<vector<uint8_t>> packet) {
+int KeyValueSampleStreamParser::finish() {
+    if (line->size()) {
+        process_line(line);
+
+        return 1;
+    }
+
+    return 0;
+}
+
+void KeyValueSampleStreamParser::process_line(shared_ptr<vector<uint8_t>> &packet) {
     auto s = std::string((char *) packet->data(), packet->size());
+//    boost::algorithm::erase_all(s, "\0");
 
     typedef tokenizer<escaped_list_separator<char>> Tokenizer;
     Tokenizer tokens(s);
@@ -422,9 +436,17 @@ AutoSampleParser::AutoSampleParser(shared_ptr<SampleOutputStream> output, KeyDic
     type_ = sample_format_type::KEY_VALUE;
 }
 
-void AutoSampleParser::process(mutable_buffers_1 &buffer) {
+int AutoSampleParser::process(mutable_buffers_1 &buffer) {
+    if (parser) {
+        return parser->process(buffer);
+    } else {
+        throw runtime_error("Not implemented yet");
+    }
+}
+
+int AutoSampleParser::finish() {
     if (parser) {
-        parser->process(buffer);
+        return parser->finish();
     } else {
         throw runtime_error("Not implemented yet");
     }
-- 
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