Added JsonArray

ArduinoJsonParser.cpp

@@ -57,37 +57,22 @@ char* JsonHashTable::getString(char* name)
 
 	return NULL;
 }
-/*
-char* JsonParserBase::getValueByIndex(int index)
+
+char* JsonArray::getString(int index)
 {
-	for (int i = 1; i < parser.toknext; i++)
+	if (json == NULL) return NULL;
+	if (tokens == NULL) return NULL;
+	if (index < 0) return NULL;
+	if (index >= tokens[0].size) return NULL;
+
+	// skip first token, it's the whole object
+	int currentToken = 1;
+
+	for (int i = 0; i < index; i++)
 	{
-		if (index == 0)
-		{
-			return buffer + tokens[i].start;
-		}
-
-		// skip nested objects
-		i += getNestedTokenCounts(i);
-
-		index--;
+		// move forward: current + nested tokens
+		currentToken += 1 + getNestedTokenCounts(currentToken);
 	}
 
-	return NULL;
+	return json + tokens[currentToken].start;
 }
-
-int JsonParserBase::getArraySize()
-{
-	int size = 0;
-
-	for (int i = 1; i < parser.toknext; i++)
-	{
-		// skip nested objects
-		i += getNestedTokenCounts(i);
-
-		size++;
-	}
-
-	return size;
-}
-*/

ArduinoJsonParser.h

@@ -10,6 +10,8 @@
 #include <Arduino.h>
 #include "utility/jsmn.h"
 
+class JsonArray;
+
 class JsonObjectBase
 {
 public:
@@ -51,6 +53,7 @@ public:
 	}
 
 	char* getString(char* key);
+	JsonArray getArray(char* key);
 
 private:
 
@@ -61,10 +64,47 @@ private:
 	}
 };
 
+class JsonArray : public JsonObjectBase
+{
+	friend class JsonParserBase;
+
+public:
+
+public:
+
+	JsonArray()
+	{
+
+	}
+
+	char* getString(int index);
+	
+	int getLength()
+	{
+		return tokens != NULL ? tokens[0].size : 0;
+	}
+
+private:
+
+	JsonArray(char* json, jsmntok_t* tokens)
+		: JsonObjectBase(json, tokens)
+	{
+
+	}
+};
+
 class JsonParserBase
 {
 public:
 
+	JsonArray parseArray(char* json)
+	{
+		if (!parse(json) || tokens[0].type != JSMN_ARRAY)
+			return JsonArray();
+
+		return JsonArray(json, tokens);
+	}
+
 	JsonHashTable parseHashTable(char* json)
 	{
 		if (!parse(json) || tokens[0].type != JSMN_OBJECT)
@@ -72,7 +112,7 @@ public:
 
 		return JsonHashTable(json, tokens);
 	}
-
+	
 protected:
 
 	JsonParserBase(jsmntok_t* tokens, int maxTokenCount)