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/*
 * Copyright 2015 Red Hat, Inc.
 *
 *  All rights reserved. This program and the accompanying materials
 *  are made available under the terms of the Eclipse Public License v1.0
 *  and Apache License v2.0 which accompanies this distribution.
 *
 *  The Eclipse Public License is available at
 *  http://www.eclipse.org/legal/epl-v10.html
 *
 *  The Apache License v2.0 is available at
 *  http://www.opensource.org/licenses/apache2.0.php
 *
 *  You may elect to redistribute this code under either of these licenses.
 *
 *
 * Copyright (c) 2015 The original author or authors
 * ------------------------------------------------------
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * and Apache License v2.0 which accompanies this distribution.
 *
 *     The Eclipse Public License is available at
 *     http://www.eclipse.org/legal/epl-v10.html
 *
 *     The Apache License v2.0 is available at
 *     http://www.opensource.org/licenses/apache2.0.php
 *
 * You may elect to redistribute this code under either of these licenses.
 *
 */

package io.vertx.ext.shell.command.base;

import io.vertx.core.cli.annotations.Name;
import io.vertx.core.cli.annotations.Summary;
import io.vertx.ext.shell.command.AnnotatedCommand;
import io.vertx.ext.shell.command.CommandProcess;

/**
 * @author Julien Viet
 */
@Name("pwd")
@Summary("Print the current working dir")
public class FileSystemPwd extends AnnotatedCommand {

  @Override
  public void process(CommandProcess process) {
    String cwd = process.session().get("cwd");
    if (cwd == null) {
      cwd = new FsHelper().rootDir();
    }
    process.write(cwd).write("\n").end();
  }
}