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package com.sun.enterprise.config.backup;

import com.sun.enterprise.config.backup.util.*;
import java.io.*;
import java.util.*;

/**
 * Baseclass for BackupManager and RestoreManager.  Common code between the two goes
 * in here.
 * @author  Byron Nevins
 */

abstract class BackupRestoreManager
{
	public BackupRestoreManager(BackupRequest req) throws BackupException
	{
		if(req == null)
			throw new BackupException("backup-res.InternalError", getClass().getName() + ".ctor: null BackupRequest object");
		
		this.request = req;
		init();
		LoggerHelper.finest("Request DUMP **********\n" + req);
	}
	
	///////////////////////////////////////////////////////////////////////////////

	void init() throws BackupException
	{
		// only do once!
		if(wasInitialized)
			return;
		
		if(request == null)
			throw new BackupException("backup-res.InternalError", "null BackupRequest reference");
		
		// add a timestamp
		request.timestamp = System.currentTimeMillis();
		
		if(request.description == null || request.description.length() <= 0)
			request.description = "" + request.timestamp;
		// validate domains dir
		if(request.domainsDir == null || !FileUtils.safeIsDirectory(request.domainsDir))
			throw new BackupException("backup-res.NoDomainsDir", request.domainsDir);
		
		// validate the domain-name
		if(!StringUtils.ok(request.domainName))
			throw new BackupException("backup-res.InternalError", "No domain-name was specified");

		request.domainDir = new File(request.domainsDir, request.domainName);
		
		LoggerHelper.setLevel(request);
	}

	///////////////////////////////////////////////////////////////////////////
	
	BackupRequest		request;
	private boolean		wasInitialized = false;
}