package json_path;
import com.jayway.jsonpath.Configuration;
import com.jayway.jsonpath.JsonPath;
import java.util.List;
import java.util.Map;
/**
* Json Path Hello World
*
*/
public class JsonPathHelloWorld {
public static void main(String[] args) {
List<String> authors = JsonPath.read(json, "$.store.book[*].author");
System.out.println("authors: " + authors); // print ["Nigel Rees","Evelyn Waugh","Herman Melville","J. R. R. Tolkien"]
List<Map<String, Object>> expensiveBooks = JsonPath
.using(Configuration.defaultConfiguration())
.parse(json)
.read("$.store.book[?(@.price > 22)].title", List.class);
System.out.println(expensiveBooks); // print ["Hello, Middle-earth! "]
System.out.println();
String jsonHiWorld = "{\"message\":\"Hi\",\"place\":{\"name\":\"World!\"}}\"";
String message = JsonPath.read(jsonHiWorld, "$.message");
String place = JsonPath.read(jsonHiWorld, "$.place.name");
System.out.println(message + " " + place); // print "Hi World!"
}
private final static String json = "{\n" +
" \"store\": {\n" +
" \"book\": [\n" +
" {\n" +
" \"category\": \"reference\",\n" +
" \"author\": \"Nigel Rees\",\n" +
" \"title\": \"Sayings of the Century\",\n" +
" \"price\": 8.95\n" +
" },\n" +
" {\n" +
" \"category\": \"fiction\",\n" +
" \"author\": \"Evelyn Waugh\",\n" +
" \"title\": \"Sword of Honour\",\n" +
" \"price\": 12.99\n" +
" },\n" +
" {\n" +
" \"category\": \"fiction\",\n" +
" \"author\": \"Herman Melville\",\n" +
" \"title\": \"Moby Dick\",\n" +
" \"isbn\": \"0-553-21311-3\",\n" +
" \"price\": 8.99\n" +
" },\n" +
" {\n" +
" \"category\": \"fiction\",\n" +
" \"author\": \"J. R. R. Tolkien\",\n" +
" \"title\": \"Hello, Middle-earth! \",\n" +
" \"isbn\": \"0-395-19395-8\",\n" +
" \"price\": 22.99\n" +
" }\n" +
" ],\n" +
" \"bicycle\": {\n" +
" \"color\": \"red\",\n" +
" \"price\": 19.95\n" +
" }\n" +
" },\n" +
" \"expensive\": 10\n" +
"}";
}