package org.bigbluebutton.common.messages;
import java.util.HashMap;
import com.google.gson.JsonObject;
import com.google.gson.JsonParser;
public class UserLeavingMessage implements ISubscribedMessage {
public static final String USER_LEAVING = "user_leaving_request";
public final String VERSION = "0.0.1";
public final String meetingId;
public final String userId;
public UserLeavingMessage(String meetingID, String internalUserId) {
this.meetingId = meetingID;
this.userId = internalUserId;
}
public String toJson() {
HashMap<String, Object> payload = new HashMap<String, Object>();
payload.put(Constants.MEETING_ID, meetingId);
payload.put(Constants.USER_ID, userId);
java.util.HashMap<String, Object> header = MessageBuilder.buildHeader(USER_LEAVING, VERSION, null);
return MessageBuilder.buildJson(header, payload);
}
public static UserLeavingMessage fromJson(String message) {
JsonParser parser = new JsonParser();
JsonObject obj = (JsonObject) parser.parse(message);
if (obj.has("header") && obj.has("payload")) {
JsonObject header = (JsonObject) obj.get("header");
JsonObject payload = (JsonObject) obj.get("payload");
if (header.has("name")) {
String messageName = header.get("name").getAsString();
if (USER_LEAVING.equals(messageName)) {
if (payload.has(Constants.MEETING_ID)
&& payload.has(Constants.USER_ID)) {
String meetingID = payload.get(Constants.MEETING_ID).getAsString();
String userid = payload.get(Constants.USER_ID).getAsString();
return new UserLeavingMessage(meetingID, userid);
}
}
}
}
return null;
}
}