Java Requires Chilkat v11.0.0+

Read a Single Facebook Post

See more Facebook Examples

Demonstrates how to read the contents of a single Facebook post. A post is an individual entry in a profile's feed. The profile could be a user, page, app, or group. Chilkat2 Java

import com.chilkatsoft.chilkat2.ChilkatException;
import com.chilkatsoft.chilkat2.DateTime;
import com.chilkatsoft.chilkat2.DtObj;
import com.chilkatsoft.chilkat2.JsonObject;
import com.chilkatsoft.chilkat2.OAuth2;
import com.chilkatsoft.chilkat2.Rest;
import com.chilkatsoft.chilkat2.StringBuilder;

public class ChilkatExample {

    public static void main(String[] args) {
        // This example requires the Chilkat API to have been previously unlocked.
        // See Global Unlock Sample for sample code.

        // This example assumes a previously obtained an access token
        OAuth2 oauth2 = new OAuth2();
        oauth2.setAccessToken("FACEBOOK-ACCESS-TOKEN");

        Rest rest = new Rest();

        // Connect to Facebook...
        try {
            rest.connect("graph.facebook.com", 443, true, true);
        } catch (ChilkatException e) {
            System.out.println(e.getLastErrorText());
            return;
        }

        // Provide the authentication credentials (i.e. the access key)
        rest.setAuthOAuth2(oauth2);

        // This example assumes a post id was already retrieved.
        // For example, it could've been retrieved by reading the user's feed:
        // See Parsing the Facebook User Feed for code showing how to parse the JSON feed content.

        String postId = "10224048320139890_10210156138515282";

        StringBuilder sbPath = new StringBuilder();
        sbPath.append("/v2.7/");
        sbPath.append(postId);

        // Select the fields we want.
        // This example will select almost all the possible fields.
        // See https://developers.facebook.com/docs/graph-api/reference/post/
        rest.addQueryParam("fields", "id,message,created_time,caption,description,from,link,name,object_id,picture,place,privacy,properties,shares,source,status_type,story,targeting,to,type,updated_time,with_tags");

        String responseJson;
        try {
            responseJson = rest.fullRequestNoBody("GET", sbPath.getAsString());
        } catch (ChilkatException e) {
            System.out.println(e.getLastErrorText());
            return;
        }

        JsonObject json = new JsonObject();
        json.setEmitCompact(false);
        json.load(responseJson);

        // Show the JSON in human-readable format.
        System.out.println(json.emit());

        // A sample JSON response is shown here.
        // {
        //   "id": "12345678901234567_12345678900000004",
        //   "message": "Ignore my posts -- I'm doing some testing for Facebook related programming...",
        //   "created_time": "2016-09-29T20:46:18+0000",
        //   "from": {
        //     "name": "John Doe",
        //     "id": "12345678901234567"
        //   },
        //   "link": "https:\/\/www.facebook.com\/photo.php?fbid=10210199026247451&set=a.1237223526054.2038240.1094202869&type=3",
        //   "object_id": "10210139026347451",
        //   "picture": "https:\/\/scontent.xx.fbcdn.net\/v\/t1.0-9\/14462791_10210199026647451_7830642117574407060_n.jpg?oh=a7f9ed10ce9cd81a82adeb541c60e2e2&oe=58ABB195",
        //   "privacy": {
        //     "allow": "",
        //     "deny": "",
        //     "description": "Public",
        //     "friends": "",
        //     "value": "EVERYONE"
        //   },
        //   "status_type": "added_photos",
        //   "type": "photo",
        //   "updated_time": "2016-09-29T20:46:18+0000"
        // }

        // This is the code to parse some fields in the JSON response.
        System.out.println("type: " + json.stringOf("type"));
        System.out.println("message: " + json.stringOf("message"));
        System.out.println("id: " + json.stringOf("id"));
        System.out.println("link: " + json.stringOf("link"));
        System.out.println("privacy descripton: " + json.stringOf("privacy.description"));

        DateTime dtime = new DateTime();
        boolean bLocalTime = true;
        dtime.setFromTimestamp(json.stringOf("created_time"));
        DtObj dt = new DtObj();
        dtime.toDtObj(bLocalTime, dt);

        System.out.println(dt.getMonth() + "/" + dt.getDay() + "/" + dt.getYear() + "  " + dt.getHour() + ":" + dt.getMinute());
    }
}