68 lines
2.3 KiB
Java
68 lines
2.3 KiB
Java
package org.telegram.telegrambots.meta.api.objects;
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import com.fasterxml.jackson.annotation.JsonProperty;
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import lombok.AllArgsConstructor;
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import lombok.EqualsAndHashCode;
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import lombok.Getter;
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import lombok.NoArgsConstructor;
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import lombok.Setter;
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import lombok.ToString;
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import org.telegram.telegrambots.meta.api.interfaces.BotApiObject;
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import java.security.InvalidParameterException;
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import java.text.MessageFormat;
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/**
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* This object represents a file ready to be downloaded
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* @author Ruben Bermudez
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* @version 1.0
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*/
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@EqualsAndHashCode(callSuper = false)
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@Getter
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@Setter
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@ToString
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@NoArgsConstructor
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@AllArgsConstructor
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public class File implements BotApiObject {
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private static final String FILEID_FIELD = "file_id";
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private static final String FILEUNIQUEID_FIELD = "file_unique_id";
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private static final String FILE_SIZE_FIELD = "file_size";
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private static final String FILE_PATH_FIELD = "file_path";
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/**
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* Identifier for this file, which can be used to download or reuse the file
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*/
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@JsonProperty(FILEID_FIELD)
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private String fileId;
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/**
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* Unique identifier for this file, which is supposed to be the same over time and for different bots.
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* Can't be used to download or reuse the file.
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*/
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@JsonProperty(FILEUNIQUEID_FIELD)
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private String fileUniqueId;
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/**
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* Optional.
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* File size in bytes.
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* It can be bigger than 2^31 and some programming languages may have difficulty/silent defects in interpreting it.
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* But it has at most 52 significant bits, so a signed 64-bit integer or double-precision float type are safe for storing this value.
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*/
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@JsonProperty(FILE_SIZE_FIELD)
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private Long fileSize;
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/**
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* Optional. File path. Use https://api.telegram.org/file/bot<token>/<file_path> to get the file.
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*/
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@JsonProperty(FILE_PATH_FIELD)
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private String filePath;
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public String getFileUrl(String botToken) {
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return getFileUrl(botToken, filePath);
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}
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public static String getFileUrl(String botToken, String filePath) {
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if (botToken == null || botToken.isEmpty()) {
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throw new InvalidParameterException("Bot token can't be empty");
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}
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return MessageFormat.format("https://api.telegram.org/file/bot{0}/{1}", botToken, filePath);
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}
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}
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