com.heroku.sdk.deploy.util.HerokuCli Maven / Gradle / Ivy

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Library for deploying Java applications to Heroku

There is a newer version: 3.0.7

package com.heroku.sdk.deploy.util;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.nio.file.Path;
import java.util.Arrays;
import java.util.List;
import java.util.Optional;
import java.util.stream.Collectors;

public class HerokuCli {

    public static Optional runAuthToken(Path workingDirectory) throws IOException {
        return Optional.ofNullable(runRaw(workingDirectory,"auth:token").get(0));
    }

    private static List runRaw(Path workingDirectory, String... command) throws IOException {
        List fullCommand = Arrays.asList(command);
        fullCommand.add(0, "heroku");

        ProcessBuilder processBuilder = new ProcessBuilder(fullCommand);
        processBuilder.directory(workingDirectory.toFile());
        Process process = processBuilder.start();

        try (BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(process.getInputStream()))) {
            return bufferedReader.lines().collect(Collectors.toList());
        }
    }
}