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Made it possible to use const JsonObject&

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This commit is contained in:
Benoit Blanchon
2014-11-03 14:33:33 +01:00
parent 54f9bd9572
commit 429d5011b4
2 changed files with 15 additions and 3 deletions
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6
include/ArduinoJson/JsonObject.hpp
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@ -34,7 +34,9 @@ class JsonObject : public JsonPrintable<JsonObject>,
int size() const;
JsonValue &at(key_type key);
JsonValue &operator[](key_type key) { return at(key); }
const JsonValue &at(key_type key) const;
JsonValue &operator[](key_type key);
const JsonValue &operator[](key_type key) const { return at(key); }
void remove(key_type key);
@ -68,7 +70,7 @@ class JsonObject : public JsonPrintable<JsonObject>,
void addNode(Internals::JsonObjectNode *nodeToAdd);
void removeNode(Internals::JsonObjectNode *nodeToRemove);
Internals::JsonObjectNode *getNodeAt(key_type key);
Internals::JsonObjectNode *getNodeAt(key_type key) const;
Internals::JsonObjectNode *getOrCreateNodeAt(key_type key);
JsonBuffer *_buffer;

12
src/JsonObject.cpp
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@ -27,6 +27,16 @@ int JsonObject::size() const {
}
JsonValue &JsonObject::at(const char *key) {
JsonObjectNode *node = getNodeAt(key);
return node ? node->pair.value : JsonValue::invalid();
}
const JsonValue &JsonObject::at(const char *key) const {
JsonObjectNode *node = getNodeAt(key);
return node ? node->pair.value : JsonValue::invalid();
}
JsonValue &JsonObject::operator[](const char *key) {
JsonObjectNode *node = getOrCreateNodeAt(key);
return node ? node->pair.value : JsonValue::invalid();
}
@ -47,7 +57,7 @@ JsonObject &JsonObject::createNestedObject(const char *key) {
return object;
}
JsonObjectNode *JsonObject::getNodeAt(const char *key) {
JsonObjectNode *JsonObject::getNodeAt(const char *key) const {
for (JsonObjectNode *node = _firstNode; node; node = node->next) {
if (!strcmp(node->pair.key, key)) return node;
}