package org.webslinger.commons.vfs.ccache;

 import java.util.Collection;

 import org.apache.commons.vfs.Capability;

 import org.apache.commons.vfs.FileName;

 import org.apache.commons.vfs.FileObject;

 import org.apache.commons.vfs.FileSystemException;

 import org.apache.commons.vfs.FileSystemOptions;

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

 import org.webslinger.commons.vfs.FileSet;

 import org.webslinger.commons.vfs.FilteringFileObject;

 import org.webslinger.commons.vfs.FilteringFileSystem;

 public class ContentCacheFileSystem extends FilteringFileSystem<FileName, ContentCacheFileObject, ContentCacheFileSystem> {

     private final FileObject root;

     private final double lastModTimeAccuracy;

     public ContentCacheFileSystem(FileName name, FileObject root, FileSystemOptions options) throws FileSystemException {

         super(name, root, options);

         this.root = root;

         lastModTimeAccuracy = root.getFileSystem().getLastModTimeAccuracy();

     }

     public void log(String message) {

         //System.err.println(message);

     }

     protected FileSet getRealFiles(ContentCacheFileObject file) throws FileSystemException {

         return createFileSet(new FileObject[] {file.getRealFile()}, new FileObject[0]);

     }

     protected ContentCacheFileObject[] newArray(int length) {

         return new ContentCacheFileObject[length];

     }

     public ContentCacheFileObject createFile(FileName name) throws FileSystemException {

         log("createFile.name(" + name + ")");

         log(name.getPath());

         log("root=" + root);

         return new ContentCacheFileObject(name, root.resolveFile(name.getPath().substring(1)), this);

     }

     public double getLastModTimeAccuracy() {

         return lastModTimeAccuracy;

     }

 }