Java API Notebook

• Web Service

import java.net.URI;
import java.net.http.HttpClient;
import java.net.http.HttpRequest;
import java.net.http.HttpResponse;

HttpRequest request = HttpRequest.newBuilder()
		.uri(URI.create("https://matchilling-chuck-norris-jokes-v1.p.rapidapi.com/jokes/random"))
		.header("accept", "application/json")
		.header("X-RapidAPI-Key", "60a050bd05msh74aa096ce4eab1cp1830c5jsn1612bc7b6d1f")
		.header("X-RapidAPI-Host", "matchilling-chuck-norris-jokes-v1.p.rapidapi.com")
		.method("GET", HttpRequest.BodyPublishers.noBody())
		.build();
HttpResponse<String> response = HttpClient.newHttpClient().send(request, HttpResponse.BodyHandlers.ofString());
System.out.println(response.body());

{"categories":[],"created_at":"2020-01-05 13:42:24.142371","icon_url":"https://assets.chucknorris.host/img/avatar/chuck-norris.png","id":"db3FuSrpTVeX3pE8Tt1pxg","updated_at":"2020-01-05 13:42:24.142371","url":"https://api.chucknorris.io/jokes/db3FuSrpTVeX3pE8Tt1pxg","value":"College went to Chuck Norris."}

Web Service

package com.nighthawk.spring_portfolio.mvc.norris;

import java.net.URI;
import java.net.http.HttpClient;
import java.net.http.HttpRequest;
import java.net.http.HttpResponse;
import java.util.Date;
import java.util.HashMap;

import org.json.simple.JSONObject;
import org.json.simple.parser.JSONParser;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

@RestController // annotation to create a RESTful web services
@RequestMapping("/api/chuck-norris")  //prefix of API
public class chuckNorris {
    private JSONObject body; //last run result
    private HttpStatus status; //last run status
    String last_run = null; //last run day of month

    // GET Covid 19 Stats
    @GetMapping("/daily")   //added to end of prefix as endpoint
    public ResponseEntity<JSONObject> getNorris() {

        //calls API once a day, sets body and status properties
        String today = new Date().toString().substring(0,10); 
        if (last_run == null || !today.equals(last_run))
        {
            try {  //APIs can fail (ie Internet or Service down)

                //RapidAPI header
                HttpRequest request = HttpRequest.newBuilder()
                    .uri(URI.create("https://matchilling-chuck-norris-jokes-v1.p.rapidapi.com/jokes/random"))
                    .header("accept", "application/json")
                    .header("X-RapidAPI-Key", "60a050bd05msh74aa096ce4eab1cp1830c5jsn1612bc7b6d1f")
                    .header("X-RapidAPI-Host", "matchilling-chuck-norris-jokes-v1.p.rapidapi.com")
                    .method("GET", HttpRequest.BodyPublishers.noBody())
                    .build();
                HttpResponse<String> response = HttpClient.newHttpClient().send(request, HttpResponse.BodyHandlers.ofString());

                //JSONParser extracts text body and parses to JSONObject
                this.body = (JSONObject) new JSONParser().parse(response.body());
                this.status = HttpStatus.OK;  //200 success
                this.last_run = today;
            }
            catch (Exception e) {  //capture failure info
                HashMap<String, String> status = new HashMap<>();
                status.put("status", "RapidApi failure: " + e);

                //Setup object for error
                this.body = (JSONObject) status;
                this.status = HttpStatus.INTERNAL_SERVER_ERROR; //500 error
                this.last_run = null;
            }
        }

        //return JSONObject in RESTful style
        return new ResponseEntity<>(body, status);
    }
}

|   package com.nighthawk.spring_portfolio.mvc.translate;
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