# Usage: setup.packages.sh <package_list.txt>
set -e

# Prevent apt install tzinfo from asking our location (assumes UTC)
export DEBIAN_FRONTEND=noninteractive

apt-get update
# Remove commented lines and blank lines
apt-get install -y --no-install-recommends $(sed -e '/^\s*#.*$/d' -e '/^\s*$/d' "$1" | sort -u)

    @Override
    public Optional<String> failOnSeverity() {
        return returnFirstPresentOrEmpty(Options::failOnSeverity);
    }

    @Override
    public Optional<Boolean> nonInteractive() {
        return returnFirstPresentOrEmpty(Options::nonInteractive);
    }

    @Override
    public Optional<Boolean> forceInteractive() {
        return returnFirstPresentOrEmpty(Options::forceInteractive);
    }

    @Override

# ==============================================================================
#
# Sets up custom apt sources for our TF images.

# Prevent apt install tzinfo from asking our location (assumes UTC)
export DEBIAN_FRONTEND=noninteractive

# Set up shared custom sources
apt-get update
apt-get install -y gnupg ca-certificates

# Deadsnakes: https://launchpad.net/~deadsnakes/+archive/ubuntu/ppa

    /**
     * Indicates whether to run in non-interactive mode.
     *
     * @return an {@link Optional} containing the boolean flag, or empty if not set
     */
    @Nonnull
    Optional<Boolean> nonInteractive();

    /**
     * Indicates whether to force interactive mode.
     *
     * @return an {@link Optional} containing the boolean flag, or empty if not set
     */
    @Nonnull

        if (mavenOptions.failOnSeverity().isPresent()) {
            cmdAndArguments.add("--fail-on-severity");
            cmdAndArguments.add(mavenOptions.failOnSeverity().get());
        }
        if (mavenOptions.nonInteractive().orElse(false)) {
            cmdAndArguments.add("--non-interactive");
        }
        if (mavenOptions.forceInteractive().orElse(false)) {
            cmdAndArguments.add("--force-interactive");
        }

        }
        return Optional.empty();
    }

    @Override
    public Optional<Boolean> nonInteractive() {
        if (commandLine.hasOption(CLIManager.NON_INTERACTIVE) || commandLine.hasOption(CLIManager.BATCH_MODE)) {
            return Optional.of(Boolean.TRUE);
        }
        return Optional.empty();
    }

    @Override

        } else {
            boolean isBatchMode = !mavenOptions.forceInteractive().orElse(false)
                    && mavenOptions.nonInteractive().orElse(false);
            if (isBatchMode || mavenOptions.logFile().isPresent()) {
                context.coloredOutput = false;
            }
        }

/**
 */
public class CLIManager {
    public static final char ALTERNATE_POM_FILE = 'f';

    public static final char BATCH_MODE = 'B';

    public static final String NON_INTERACTIVE = "non-interactive";

    public static final String FORCE_INTERACTIVE = "force-interactive";

    public static final char SET_USER_PROPERTY = 'D';

    /**
     * @deprecated Use {@link #SET_USER_PROPERTY}

import static org.apache.maven.cli.CLIManager.BATCH_MODE;
import static org.apache.maven.cli.CLIManager.COLOR;
import static org.apache.maven.cli.CLIManager.FORCE_INTERACTIVE;
import static org.apache.maven.cli.CLIManager.NON_INTERACTIVE;
import static org.apache.maven.cli.ResolveFile.resolveFile;

// TODO push all common bits back to plexus cli and prepare for transition to Guice. We don't need 50 ways to make CLIs

/**
 */