package org.kuali.common.devops.model;
   
   import org.kuali.common.util.Assert;
   
   public final class User {
   
   	private final String login;
   	private final String home;
   	private final String group;
  	private final String authorizedKeys;
  
  	public static class Builder {
  
  		// Required
  		private final String login;
  
  		// Optional
  		private String home;
  		private String group;
  		private String authorizedKeys;
  
  		public Builder(String login) {
  			this.login = login;
  			group(login);
  			home("/home/" + login);
  		}
  
  		/**
  		 * Set the users home directory. This also sets authorized keys to <code>[home]/.ssh/authorized_keys</code>
  		 */
  		public Builder home(String home) {
  			this.home = home;
  			this.authorizedKeys = home + "/.ssh/authorized_keys";
  			return this;
  		}
  
  		public Builder authorizedKeys(String authorizedKeys) {
  			this.authorizedKeys = authorizedKeys;
  			return this;
  		}
  
  		public Builder group(String group) {
  			this.group = group;
  			return this;
  		}
  
  		public User build() {
  			Assert.noBlanks(login, group, home, authorizedKeys);
  			return new User(this);
  		}
  	}
  
  	private User(Builder builder) {
  		this.login = builder.login;
  		this.group = builder.group;
  		this.authorizedKeys = builder.authorizedKeys;
  		this.home = builder.home;
  	}
  
  	public String getLogin() {
  		return login;
  	}
  
  	public String getHome() {
  		return home;
  	}
  
  	public String getAuthorizedKeys() {
  		return authorizedKeys;
  	}
  
  	public String getGroup() {
  		return group;
  	}
  
  }