package net.sf.jpkgmk.prototype;
   
   import java.io.File;
   import java.io.IOException;
   import java.util.List;
   
   import net.sf.jpkgmk.pkgmap.PkgMapEntry;
   import net.sf.jpkgmk.util.StringUtil;
   import net.sf.jpkgmk.util.VariableResolver;
  
  import org.apache.commons.logging.Log;
  import org.apache.commons.logging.LogFactory;
  
  /**
   * A default value holding defaults for the mode, owner and group of a file.
   * 
   * @author gommma (gommma AT users.sourceforge.net)
   * @author Last changed by: $Author: gommma $
   * @version $Revision: 2 $ $Date: 2008-08-20 21:14:19 +0200 (Mi, 20 Aug 2008) $
   * @since 1.0
   */
  public class PrototypeEntryCommandDefault extends PrototypeEntryCommand
  {
  	private Log log = LogFactory.getLog(PrototypeEntryCommandDefault.class);
  
  	private String mode;
  	private String owner;
  	private String group;
  
  	public PrototypeEntryCommandDefault(String mode, String owner, String group)
  	{
  		super(CommandType.DEFAULT);
  		if(mode==null) {
  			throw new NullPointerException("The parameter 'mode' must not be null");
  		}
  		if(owner==null) {
  			throw new NullPointerException("The parameter 'owner' must not be null");
  		}
  		if(group==null) {
  			throw new NullPointerException("The parameter 'group' must not be null");
  		}
  		
  		this.mode = mode;
  		this.owner = owner;
  		this.group = group;
  	}
  
      @Override
  	protected String getCommandLinePart() {
  		StringBuffer sb = new StringBuffer();
  		if(!StringUtil.isNullOrEmpty(mode)) {
  			sb.append(mode);
  		}
  		if(!StringUtil.isNullOrEmpty(owner)) {
  			sb.append(" ").append(owner);
  		}
  		if(!StringUtil.isNullOrEmpty(group)) {
  			sb.append(" ").append(group);
  		}
  		return sb.toString();
  	}
  
  	public List<PkgMapEntry> createPkgMapEntry(File basedir, VariableResolver variableResolver) {
  		// Execute the command and add all necessary entries to the map and to the pkginfo file
  		log.debug("<Entering> createPkgMapEntry() - nothing to do here");
  		return null;
  	}
  
  	public void create(File basedir, VariableResolver variableResolver) throws IOException {
  		log.debug("<Entering> create(File basedir) - nothing to do here");
  	}
  
  	public String getMode() {
  		return mode;
  	}
  
  	public String getOwner() {
  		return owner;
  	}
  
  	public String getGroup() {
  		return group;
  	}
  
      @Override
  	public String toString()
  	{
  		StringBuffer sb = new StringBuffer();
  		sb.append(super.toString());
  		sb.append(this.getClass().getName()).append("[");
  		sb.append("mode=").append(this.mode);
  		sb.append(",owner=").append(this.owner);
  		sb.append(",group=").append(this.group);
  		sb.append("]");
  		return sb.toString();
  	}
  }