/*
* JBoss, Home of Professional Open Source.
* See the COPYRIGHT.txt file distributed with this work for information
* regarding copyright ownership. Some portions may be licensed
* to Red Hat, Inc. under one or more contributor license agreements.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA.
*/
package org.teiid.resource.adapter.file;
import java.io.File;
import java.util.Collections;
import java.util.Map;
import java.util.regex.Pattern;
import javax.resource.ResourceException;
import org.teiid.resource.spi.BasicConnection;
import org.teiid.translator.FileConnection;
/**
* TODO: consider using VFS
*/
public class FileConnectionImpl extends BasicConnection implements FileConnection {
private File parentDirectory;
private Map<String, String> fileMapping;
private boolean allowParentPaths;
private static final Pattern parentRef = Pattern.compile("(^\\.\\.(\\\\{2}|/)?.*)|((\\\\{2}|/)\\.\\.)"); //$NON-NLS-1$
public FileConnectionImpl(String parentDirectory, Map<String, String> fileMapping, boolean allowParentPaths) {
this.parentDirectory = new File(parentDirectory);
if (fileMapping == null) {
fileMapping = Collections.emptyMap();
}
this.fileMapping = fileMapping;
this.allowParentPaths = allowParentPaths;
}
@Override
public File getFile(String path) throws ResourceException {
if (path == null) {
return this.parentDirectory;
}
String altPath = fileMapping.get(path);
if (altPath != null) {
path = altPath;
}
if (!allowParentPaths && parentRef.matcher(path).matches()) {
throw new ResourceException(FileManagedConnectionFactory.UTIL.getString("parentpath_not_allowed", path)); //$NON-NLS-1$
}
return new File(parentDirectory, path);
}
@Override
public void close() throws ResourceException {
}
}