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Add JsonSimple to json sections
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‎helloworlds/3.8-json/readme-russian.md

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### 1.1 Обзор библиотек
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Способ | [Fastjson ](https://github.com/alibaba/fastjson)| [Gson](https://github.com/google/gson) | [LoganSquare](https://github.com/bluelinelabs/LoganSquare) | [JSON java](https://github.com/stleary/JSON-java) | [Moshi](https://github.com/square/moshi) | [Ig json parser](https://github.com/Instagram/ig-json-parser) | [Jackson](http://wiki.fasterxml.com/JacksonHome) | [Genson](http://owlike.github.io/genson/) | [JsonPath](https://github.com/jayway/JsonPath)
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---------- | --- | --- | --- | --- | --- | --- | --- | --- | ---
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1. Data bind | [Да ](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/fastjson)| [Да](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/gson) | [Да](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/logansquare) | - | [Да](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/moshi) | [Да](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/ig_json_parser) | [Да](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/jackson) | [Да](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/genson) | -
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2. Tree Model | - | [Да ](https://github.com/Vedenin/useful-java-links/blob/master/helloworlds/3.8-json/gson/src/main/java/gson/advanced/TreeModel.java)| - | [Да](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/json_java) | - | - | [Да](https://github.com/Vedenin/useful-java-links/blob/master/helloworlds/3.8-json/jackson/src/main/java/jackson/advanced/TreeModel.java) | - | -
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3. Streaming API | - | [Да ](https://github.com/Vedenin/useful-java-links/blob/master/helloworlds/3.8-json/gson/src/main/java/gson/advanced/StreamingAPI.java)| - | - | - | - | [Да](https://github.com/Vedenin/useful-java-links/blob/master/helloworlds/3.8-json/jackson/src/main/java/jackson/advanced/StreamingAPI.java) | - | -
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4. Аналоги XPath | [Да](https://github.com/Vedenin/useful-java-links/blob/master/helloworlds/3.8-json/fastjson/src/main/java/fastjson/JsonPathHelloWorld.java) | - | - | - | - | - | [Да](https://github.com/Vedenin/useful-java-links/blob/master/helloworlds/3.8-json/jackson/src/main/java/jackson/advanced/JsonPointerHelloWorld.java) | - | [Да](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/json_path)
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5. Генерация классов для Data bind | - | - | [Да](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/logansquare) | - | - | [Да](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/ig_json_parser) | - | - | -
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6. Github's star | 4851 | 4120 | 2188 | 1937 | 1732 | 921 | 881 | 108 | 849
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7. Работает со static inner class | [Да](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/fastjson) | [Да](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/gson) | [Нет](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/logansquare) | - | [Да](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/moshi) | [Нет](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/ig_json_parser) | [Да](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/jackson) | [Да](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/genson) | -
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8. Обязательность аннотаций | [Нет](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/fastjson) | [Нет](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/gson) | [Да](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/logansquare) | - | [Нет](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/moshi) | [Да](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/ig_json_parser) | [Нет](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/jackson) | [Нет](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/genson)| -
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Способ | [Fastjson ](https://github.com/alibaba/fastjson)| [Gson](https://github.com/google/gson) | [LoganSquare](https://github.com/bluelinelabs/LoganSquare) | [JSON java](https://github.com/stleary/JSON-java) | [Moshi](https://github.com/square/moshi) | [Ig json parser](https://github.com/Instagram/ig-json-parser) | [Jackson](http://wiki.fasterxml.com/JacksonHome) | [Genson](http://owlike.github.io/genson/) | [JsonPath](https://github.com/jayway/JsonPath) | [JSON.simple](https://github.com/fangyidong/json-simple)
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---------- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
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1. Data bind | [Да ](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/fastjson)| [Да](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/gson) | [Да](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/logansquare) | - | [Да](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/moshi) | [Да](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/ig_json_parser) | [Да](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/jackson) | [Да](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/genson) | - | -
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2. Tree Model | - | [Да](https://github.com/Vedenin/useful-java-links/blob/master/helloworlds/3.8-json/gson/src/main/java/gson/advanced/TreeModel.java)| - | [Да](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/json_java) | - | - | [Да](https://github.com/Vedenin/useful-java-links/blob/master/helloworlds/3.8-json/jackson/src/main/java/jackson/advanced/TreeModel.java) | - | - | [Да](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/json_simple)
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3. Streaming API | - | [Да ](https://github.com/Vedenin/useful-java-links/blob/master/helloworlds/3.8-json/gson/src/main/java/gson/advanced/StreamingAPI.java)| - | - | - | - | [Да](https://github.com/Vedenin/useful-java-links/blob/master/helloworlds/3.8-json/jackson/src/main/java/jackson/advanced/StreamingAPI.java) | - | - | -
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4. Аналоги XPath | [Да](https://github.com/Vedenin/useful-java-links/blob/master/helloworlds/3.8-json/fastjson/src/main/java/fastjson/JsonPathHelloWorld.java) | - | - | - | - | - | [Да](https://github.com/Vedenin/useful-java-links/blob/master/helloworlds/3.8-json/jackson/src/main/java/jackson/advanced/JsonPointerHelloWorld.java) | - | [Да](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/json_path) | -
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5. Генерация классов для Data bind | - | - | [Да](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/logansquare) | - | - | [Да](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/ig_json_parser) | - | - | - | -
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6. Github's star | 4851 | 4120 | 2188 | 1937 | 1732 | 921 | 881 | 108 | 849 | 161
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7. Работает со static inner class | [Да](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/fastjson) | [Да](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/gson) | [Нет](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/logansquare) | - | [Да](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/moshi) | [Нет](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/ig_json_parser) | [Да](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/jackson) | [Да](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/genson) | - | -
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8. Обязательность аннотаций | [Нет](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/fastjson) | [Нет](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/gson) | [Да](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/logansquare) | - | [Нет](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/moshi) | [Да](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/ig_json_parser) | [Нет](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/jackson) | [Нет](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/genson)| - | -
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По ссылкам на **Да** можно найти примеры использования.
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Методы парсинга json'a:
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Действие | [Gson](https://github.com/google/gson) | [Jackson](http://wiki.fasterxml.com/JacksonHome) | [JSON java](https://github.com/stleary/JSON-java)
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Инициализация| `JsonParser parser = new JsonParser()` | `new ObjectMapper()` | -
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Парсинг json'a | `parser.parse(<строка>)` | `mapper.readValue(<строка>, JsonNode.class)` | `new JSONObject(<строка>)`
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Получение главного объекта | `root.getAsJsonObject()` | - | -
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Получение строки | `root.get(<имя>).getAsString()` | `root.get(<имя>).asText()` | `root.getString(<имя>)`
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Получение дочернего объекта | `root.getAsJsonObject(<имя>)` | `root.get(<имя>)` | `root.getJSONObject(<имя>)`
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Действие | [Gson](https://github.com/google/gson) | [Jackson](http://wiki.fasterxml.com/JacksonHome) | [JSON java](https://github.com/stleary/JSON-java) | [JSON.simple](https://github.com/fangyidong/json-simple) |
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---------- | --- | --- | --- | ---
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Инициализация| `JsonParser parser = new JsonParser()` | `new ObjectMapper()` | - | -
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Парсинг json'a | `parser.parse(<строка>)` | `mapper.readValue(<строка>, JsonNode.class)` | `new JSONObject(<строка>)` | `(JSONObject) JSONValue.parse(<строка>)`
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Получение главного объекта | `root.getAsJsonObject()` | - | - | -
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Получение строки | `root.get(<имя>).getAsString()` | `root.get(<имя>).asText()` | `root.getString(<имя>)` | `(String) root.get(<имя>)`
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Получение дочернего объекта | `root.getAsJsonObject(<имя>)` | `root.get(<имя>)` | `root.getJSONObject(<имя>)` | `(JSONObject) root.get(<имя>)`
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Методы генерации json'a:
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Действие | [Gson](https://github.com/google/gson) | [Jackson](http://wiki.fasterxml.com/JacksonHome) | [JSON java](https://github.com/stleary/JSON-java)
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Инициализация| - | `new ObjectMapper()` | -
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Создание главного объекта| `new JsonObject()` | `mapper.createObjectNode()` | `new JSONObject()`
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Добавить строковое поле | `root.addProperty(<имя>, <строка>)` | `root.put(<имя>, <строка>)` | `root.put(<имя>, <строка>)`
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Добавить дочерний объект | `root.add(<имя>, <объект>);` | `root.putObject(<имя>)` | `root.put(<имя>, <объект>)`
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Действие | [Gson](https://github.com/google/gson) | [Jackson](http://wiki.fasterxml.com/JacksonHome) | [JSON java](https://github.com/stleary/JSON-java) | [JSON.simple](https://github.com/fangyidong/json-simple)
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---------- | --- | --- | --- | ---
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Инициализация| - | `new ObjectMapper()` | - | -
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Создание главного объекта| `new JsonObject()` | `mapper.createObjectNode()` | `new JSONObject()` | `new JSONObject()`
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Добавить строковое поле | `root.addProperty(<имя>, <строка>)` | `root.put(<имя>, <строка>)` | `root.put(<имя>, <строка>)` | `root.put(<имя>, <строка>)`
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Добавить дочерний объект | `root.add(<имя>, <объект>);` | `root.putObject(<имя>)` | `root.put(<имя>, <объект>)` | `root.put(<имя>, <объект>)`
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Примеры:
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```
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[Подробный пример](https://github.com/Vedenin/useful-java-links/tree/master/helloworlds/3.8-json/json_java)
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6) Чтение JSON.simple
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```java
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JSONObject obj = (JSONObject) JSONValue.parse(json);
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String message = (String) obj.get("message");
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place = (JSONObject) obj.get("place");
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String name = (String) place.get("name");
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System.out.println(message + " " + name);
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```
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[Подробный пример](https://github.com/Vedenin/useful-java-links/blob/master/helloworlds/3.8-json/json_simple/src/main/java/json_simple/JsonSimpleHelloWorld.java)
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7) Генерация JSON.simple
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```java
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JSONObject root = new JSONObject();
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root.put("message", "Hi");
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JSONObject place = new JSONObject();
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place.put("name", "World!");
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root.put("place", place);
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String json = root.toJSONString();
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System.out.println(json);
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```
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[Подробный пример](https://github.com/Vedenin/useful-java-links/blob/master/helloworlds/3.8-json/json_simple/src/main/java/json_simple/JsonSimpleHelloWorld.java)
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В общем, можно заметить что во всех библиотеках выполняются примерно те же действия, отличаются только названия классов.
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