JsonBuilder (Apache Calcite API)

```
public class JsonBuilder
extends Object
```
Builder for JSON documents (represented as List, Map, String, Boolean, Long).

Constructors
Constructor and Description
`JsonBuilder()`

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`void`	`append(StringBuilder buf, int indent, @Nullable Object o)` Appends a JSON object to a string builder.
`List<Object>`	`list()` Creates a JSON object (represented by a `List`).
`Map<String,Object>`	`map()` Creates a JSON object (represented by a `Map`).
`JsonBuilder`	`put(Map<String,Object> map, String name, @Nullable Object value)` Adds a key/value pair to a JSON object.
`JsonBuilder`	`putIf(Map<String,Object> map, String name, @Nullable Object value)` Adds a key/value pair to a JSON object if the value is not null.
`String`	`toJsonString(Object o)` Serializes an object consisting of maps, lists and atoms into a JSON string.

map
```
public Map<String,Object> map()
```
Creates a JSON object (represented by a Map).

list
```
public List<Object> list()
```
Creates a JSON object (represented by a List).

public JsonBuilder put(Map<String,Object> map,
                       String name,
                       @Nullable Object value)

Adds a key/value pair to a JSON object.

public JsonBuilder putIf(Map<String,Object> map,
                         String name,
                         @Nullable Object value)

Adds a key/value pair to a JSON object if the value is not null.

public void append(StringBuilder buf,
                   int indent,
                   @Nullable Object o)

Appends a JSON object to a string builder.

Class JsonBuilder