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Added StaticJsonDocument and DynamicJsonDocument.

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Removed StaticJsonArray and DynamicJsonArray.
Removed StaticJsonObject and DynamicJsonObject.
Removed StaticJsonVariant and DynamicJsonVariant.
This commit is contained in:
Benoit Blanchon
2018-04-17 21:27:45 +02:00
parent a13b9e8bdc
commit 1feb92679d
100 changed files with 1696 additions and 1844 deletions
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29
examples/JsonConfigFile/JsonConfigFile.ino
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@@ -29,17 +29,19 @@ void loadConfiguration(const char *filename, Config &config) {
// Open file for reading
File file = SD.open(filename);
// Allocate the memory pool on the stack.
// Don't forget to change the capacity to match your JSON document.
// Allocate the document on the stack.
// Don't forget to change the capacity to match your requirements.
// Use arduinojson.org/assistant to compute the capacity.
StaticJsonObject<512> root;
// Parse the root object
JsonError error = deserializeJson(root, file);
StaticJsonDocument<512> doc;
// Deserialize the JSON document
JsonError error = deserializeJson(doc, file);
if (error)
Serial.println(F("Failed to read file, using default configuration"));
// Get the root object in the document
JsonObject &root = doc.as<JsonObject>();
// Copy values from the JsonObject to the Config
config.port = root["port"] | 2731;
strlcpy(config.hostname, // <- destination
@@ -62,17 +64,20 @@ void saveConfiguration(const char *filename, const Config &config) {
return;
}
// Allocate the memory pool on the stack
// Don't forget to change the capacity to match your JSON document.
// Use https://arduinojson.org/assistant/ to compute the capacity.
StaticJsonObject<256> root;
// Allocate the document on the stack.
// Don't forget to change the capacity to match your requirements.
// Use arduinojson.org/assistant to compute the capacity.
StaticJsonDocument<256> doc;
// Set the values
// Make our document contain an object
JsonObject &root = doc.to<JsonObject>();
// Set the values in the object
root["hostname"] = config.hostname;
root["port"] = config.port;
// Serialize JSON to file
if (serializeJson(root, file) == 0) {
if (serializeJson(doc, file) == 0) {
Serial.println(F("Failed to write to file"));
}