com.github.eliux.mega.cmd.MegaCmdWhoAmI Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of megacmd4j Show documentation

Java client library that works on top of MEGAcmd to provide access to the services of Mega.nz

There is a newer version: 1.6.2

package com.github.eliux.mega.cmd;

import com.github.eliux.mega.MegaUtils;
import com.github.eliux.mega.error.MegaIOException;
import com.github.eliux.mega.error.MegaLoginRequiredException;

import java.io.IOException;
import java.util.Optional;

public class MegaCmdWhoAmI extends AbstractMegaCmdCaller {

    @Override
    public String getCmd() {
        return "whoami";
    }

    static final Optional parseUsername(String response) {
        return Optional.ofNullable(response)
                .map(s -> s.split("e-mail:"))
                .filter(x -> x.length == 2)
                .map(s -> s[1].trim());
    }

    @Override
    public String call() {
        try {
            final String response =
                    MegaUtils.execCmdWithOutput(executableCommand()).get(0);

            return parseUsername(response).orElseThrow(
                    () -> new MegaLoginRequiredException()
            );
        } catch (IOException e) {
            throw new MegaIOException();
        }
    }
}