/*
* Copyright (c) 1998-2011 Caucho Technology -- all rights reserved
*
* This file is part of Resin(R) Open Source
*
* Each copy or derived work must preserve the copyright notice and this
* notice unmodified.
*
* Resin Open Source is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Resin Open Source is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
* of NON-INFRINGEMENT. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with Resin Open Source; if not, write to the
*
* Free Software Foundation, Inc.
* 59 Temple Place, Suite 330
* Boston, MA 02111-1307 USA
*
* @author Scott Ferguson
*/
package com.caucho.env.service;
import java.io.IOException;
import com.caucho.java.WorkDir;
import com.caucho.util.L10N;
import com.caucho.vfs.*;
/**
* Root service for the root and data directories.
*
*/
public class RootDirectorySystem extends AbstractResinSubSystem
{
public static final int START_PRIORITY_ROOT_DIRECTORY = 20;
private static final L10N L = new L10N(RootDirectorySystem.class);
private final Path _rootDirectory;
private final Path _dataDirectory;
public RootDirectorySystem(Path rootDirectory, Path dataDirectory)
throws IOException
{
if (rootDirectory == null)
throw new NullPointerException();
if (dataDirectory == null)
throw new NullPointerException();
if (dataDirectory instanceof MemoryPath) { // QA
dataDirectory =
WorkDir.getTmpWorkDir().lookup("qa/" + dataDirectory.getFullPath());
}
_rootDirectory = rootDirectory;
_dataDirectory = dataDirectory;
rootDirectory.mkdirs();
dataDirectory.mkdirs();
}
public static RootDirectorySystem createAndAddService(Path rootDirectory)
throws IOException
{
return createAndAddService(rootDirectory,
rootDirectory.lookup("resin-data"));
}
public static RootDirectorySystem createAndAddService(Path rootDirectory,
Path dataDirectory)
throws IOException
{
ResinSystem system = preCreate(RootDirectorySystem.class);
RootDirectorySystem service =
new RootDirectorySystem(rootDirectory, dataDirectory);
system.addService(RootDirectorySystem.class, service);
return service;
}
public static RootDirectorySystem getCurrent()
{
return ResinSystem.getCurrentService(RootDirectorySystem.class);
}
/**
* Returns the data directory for current active directory service.
*/
public static Path getCurrentDataDirectory()
{
RootDirectorySystem rootService = getCurrent();
if (rootService == null)
throw new IllegalStateException(L.l("{0} must be active for getCurrentDataDirectory().",
RootDirectorySystem.class.getSimpleName()));
return rootService.getDataDirectory();
}
/**
* Returns the root directory.
*/
public Path getRootDirectory()
{
return _rootDirectory;
}
/**
* Returns the internal data directory.
*/
public Path getDataDirectory()
{
return _dataDirectory;
}
@Override
public int getStartPriority()
{
return START_PRIORITY_ROOT_DIRECTORY;
}
}