/**
* DataCleaner (community edition)
* Copyright (C) 2014 Neopost - Customer Information Management
*
* This copyrighted material is made available to anyone wishing to use, modify,
* copy, or redistribute it subject to the terms and conditions of the GNU
* Lesser General Public License, as published by the Free Software Foundation.
*
* This program 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 distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*/
package org.datacleaner.util.convert;
import java.io.File;
import org.apache.metamodel.util.FileResource;
import org.apache.metamodel.util.Resource;
import org.datacleaner.configuration.DataCleanerConfiguration;
import org.datacleaner.configuration.DataCleanerConfigurationImpl;
import org.datacleaner.configuration.DataCleanerHomeFolder;
import org.datacleaner.util.FileResolver;
import org.datacleaner.util.ReflectionUtils;
import org.datacleaner.util.convert.ResourceConverter.ResourceTypeHandler;
/**
* {@link ResourceTypeHandler} for {@link FileResource}s.
*/
public class FileResourceTypeHandler implements ResourceTypeHandler<FileResource> {
/**
* The default scheme value for a {@link FileResourceTypeHandler}.
*/
public static final String DEFAULT_SCHEME = "file";
private final String _scheme;
private final File _homeFolder;
/**
* Construct a {@link FileResourceTypeHandler} using defaults.
*
* @deprecated use another constructor instead
*/
@Deprecated
public FileResourceTypeHandler() {
this(DataCleanerConfigurationImpl.defaultHomeFolder());
}
public FileResourceTypeHandler(final DataCleanerConfiguration configuration) {
this(configuration.getHomeFolder());
}
public FileResourceTypeHandler(final DataCleanerHomeFolder homeFolder) {
this(homeFolder.toFile());
}
/**
* Constructs a {@link FileResourceTypeHandler} using a specified parent
* directory for relative paths.
*
* @param relativeParentDirectory
*/
public FileResourceTypeHandler(final File relativeParentDirectory) {
this(DEFAULT_SCHEME, relativeParentDirectory);
}
/**
* Constructs a {@link FileResourceTypeHandler} using a specified parent
* directory for relative paths.
*
* @param scheme
* the scheme of this resource type, e.g. "file"
* @param relativeParentDirectory
*/
public FileResourceTypeHandler(final String scheme, final File relativeParentDirectory) {
_scheme = scheme;
_homeFolder = relativeParentDirectory;
}
@Override
public boolean isParserFor(final Class<? extends Resource> resourceType) {
return ReflectionUtils.is(resourceType, FileResource.class);
}
@Override
public String getScheme() {
return _scheme;
}
@Override
public FileResource parsePath(final String path) {
final FileResolver fileResolver = new FileResolver(_homeFolder);
final File file = fileResolver.toFile(path);
return new FileResource(file);
}
@Override
public String createPath(final Resource resource) {
final File file = ((FileResource) resource).getFile();
final FileResolver fileResolver = new FileResolver(_homeFolder);
return fileResolver.toPath(file);
}
}