package org.webslinger.commons.vfs.local;

 import java.io.File;

 import java.util.Arrays;

 import java.util.Collection;

 import java.util.Collections;

 import java.util.HashSet;

 import org.apache.commons.vfs.Capability;

 import org.apache.commons.vfs.FileName;

 import org.apache.commons.vfs.FileObject;

 import org.apache.commons.vfs.FileSystem;

 import org.apache.commons.vfs.FileSystemException;

 import org.apache.commons.vfs.FileSystemOptions;

 import org.apache.commons.vfs.provider.AbstractOriginatingFileProvider;

 import org.apache.commons.vfs.provider.LocalFileProvider;

 import org.apache.commons.vfs.provider.UriParser;

 import org.apache.commons.vfs.provider.local.GenericFileNameParser;

 import org.apache.commons.vfs.provider.local.LocalFileName;

 import org.apache.commons.vfs.provider.local.LocalFileNameParser;

 import org.apache.commons.vfs.provider.local.WindowsFileNameParser;

 import org.apache.commons.vfs.util.Os;

 public class WebslingerLocalFileProvider extends AbstractOriginatingFileProvider implements LocalFileProvider {

     protected static final Collection<Capability> capabilities = Collections.unmodifiableSet(new HashSet<Capability>(

         Arrays.asList(

             new Capability[] {

                 Capability.READ_CONTENT,

                 Capability.WRITE_CONTENT,

                 Capability.RANDOM_ACCESS_READ,

                 Capability.RANDOM_ACCESS_WRITE,

                 Capability.ATTRIBUTES,

                 Capability.LAST_MODIFIED,

                 Capability.GET_LAST_MODIFIED,

                 Capability.SET_LAST_MODIFIED_FILE,

                 Capability.SET_LAST_MODIFIED_FOLDER,

                 Capability.SIGNING,

                 Capability.CREATE,

                 Capability.DELETE,

                 Capability.RENAME,

                 Capability.GET_TYPE,

                 Capability.LIST_CHILDREN,

                 Capability.URI,

                 Capability.FS_ATTRIBUTES,

             }

         )

     ));

     protected final FileSystemOptions defaultOptions = new FileSystemOptions();

     public WebslingerLocalFileProvider() {

         setFileNameParser(Os.isFamily(Os.OS_FAMILY_WINDOWS) ? new WindowsFileNameParser() : new GenericFileNameParser());

     }

     public Collection getCapabilities() {

         return capabilities;

     }

     public boolean isAbsoluteLocalName(final String name) {

         return ((LocalFileNameParser) getFileNameParser()).isAbsoluteName(name);

     }

     public FileObject findLocalFile(String name) throws FileSystemException {

         //new Exception("findLocalFile{String}(" + name + ")").printStackTrace();

         return findFile(parseUri(null, "wsfile:" + name), defaultOptions);

     }

     public FileObject findLocalFile(File file) throws FileSystemException {

         //System.err.println("findLocalFile{File}(" + file + ")");

         return findLocalFile(UriParser.encode(file.getAbsolutePath()));

     }

     protected FileSystem doCreateFileSystem(FileName name, FileSystemOptions options) throws FileSystemException {

         System.err.println("wsfile.doCreateFileSystem(" + name + ", " + options + ")");

         LocalFileName rootName = (LocalFileName) name;

         return new LocalFileSystem(rootName, options, new File(rootName.getRootFile()));

     }

 }