org.telegram.telegrambots.api.methods.groupadministration.GetChatMember Maven / Gradle / Ivy
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Easy to use library to create Telegram Bots
package org.telegram.telegrambots.api.methods.groupadministration;
import com.fasterxml.jackson.annotation.JsonProperty;
import com.fasterxml.jackson.core.type.TypeReference;
import org.telegram.telegrambots.api.methods.BotApiMethod;
import org.telegram.telegrambots.api.objects.ChatMember;
import org.telegram.telegrambots.api.objects.replykeyboard.ApiResponse;
import org.telegram.telegrambots.exceptions.TelegramApiRequestException;
import org.telegram.telegrambots.exceptions.TelegramApiValidationException;
import java.io.IOException;
import java.util.Objects;
/**
* @author Ruben Bermudez
* @version 1.0
* @brief Use this method to get information about a member of a chat.
* Returns a ChatMember object on success.
* @date 20 of May of 2016
*/
public class GetChatMember extends BotApiMethod {
public static final String PATH = "getChatMember";
private static final String CHATID_FIELD = "chat_id";
private static final String USERID_FIELD = "user_id";
@JsonProperty(CHATID_FIELD)
private String chatId; ///< Unique identifier for the chat to send the message to (Or username for channels)
@JsonProperty(USERID_FIELD)
private Integer userId; ///< Unique identifier of the target user
public GetChatMember() {
super();
}
public String getChatId() {
return chatId;
}
public GetChatMember setChatId(String chatId) {
this.chatId = chatId;
return this;
}
public GetChatMember setChatId(Long chatId) {
Objects.requireNonNull(chatId);
this.chatId = chatId.toString();
return this;
}
public Integer getUserId() {
return userId;
}
public GetChatMember setUserId(Integer userId) {
this.userId = userId;
return this;
}
@Override
public String getMethod() {
return PATH;
}
@Override
public ChatMember deserializeResponse(String answer) throws TelegramApiRequestException {
try {
ApiResponse result = OBJECT_MAPPER.readValue(answer,
new TypeReference>(){});
if (result.getOk()) {
return result.getResult();
} else {
throw new TelegramApiRequestException("Error getting chat member", result);
}
} catch (IOException e) {
throw new TelegramApiRequestException("Unable to deserialize response", e);
}
}
@Override
public void validate() throws TelegramApiValidationException {
if (chatId == null || chatId.isEmpty()) {
throw new TelegramApiValidationException("ChatId can't be empty", this);
}
if (userId == null) {
throw new TelegramApiValidationException("UserId can't be null", this);
}
}
@Override
public String toString() {
return "GetChatMember{" +
"chatId='" + chatId + '\'' +
", userId='" + userId + '\'' +
'}';
}
}