package org.kuali.common.deploy;
   
   import java.util.List;
   
   import org.kuali.common.deploy.env.model.DeployEnvironment;
   import org.kuali.common.util.Assert;
   import org.kuali.common.util.maven.model.Artifact;
   import org.kuali.common.util.secure.channel.SecureChannel;
   
  import com.google.common.base.Optional;
  import com.google.common.collect.ImmutableList;
  
  public final class DeployContext {
  
  	private final SecureChannel channel;
  	private final DeployEnvironment environment;
  	private final Artifact application;
  	private final Optional<Artifact> jdbcDriver;
  	private final List<Deployable> configFiles;
  
  	public DeployEnvironment getEnvironment() {
  		return environment;
  	}
  
  	public Artifact getApplication() {
  		return application;
  	}
  
  	public Optional<Artifact> getJdbcDriver() {
  		return jdbcDriver;
  	}
  
  	public List<Deployable> getConfigFiles() {
  		return configFiles;
  	}
  
  	public SecureChannel getChannel() {
  		return channel;
  	}
  
  	public static class Builder {
  
  		// Required
  		private final SecureChannel channel;
  		private final DeployEnvironment environment;
  		private final Artifact application;
  
  		// Optional
  		private Optional<Artifact> jdbcDriver = Optional.absent();
  		private List<Deployable> configFiles = ImmutableList.of();
  
  		public Builder(DeployEnvironment environment, SecureChannel channel, Artifact application) {
  			this.channel = channel;
  			this.environment = environment;
  			this.application = application;
  		}
  
  		public Builder jdbcDriver(Optional<Artifact> jdbcDriver) {
  			this.jdbcDriver = jdbcDriver;
  			return this;
  		}
  
  		public Builder jdbcDriver(Artifact jdbcDriver) {
  			return jdbcDriver(Optional.fromNullable(jdbcDriver));
  		}
  
  		public Builder configFiles(List<Deployable> configFiles) {
  			this.configFiles = configFiles;
  			return this;
  		}
  
  		public DeployContext build() {
  			Assert.noNulls(environment, channel, application, jdbcDriver, configFiles);
  			this.configFiles = ImmutableList.copyOf(configFiles);
  			return new DeployContext(this);
  		}
  
  	}
  
  	private DeployContext(Builder builder) {
  		this.environment = builder.environment;
  		this.channel = builder.channel;
  		this.application = builder.application;
  		this.jdbcDriver = builder.jdbcDriver;
  		this.configFiles = builder.configFiles;
  	}
  
  }