diff --git a/brut.j.dir/src/main/java/brut/directory/Directory.java b/brut.j.dir/src/main/java/brut/directory/Directory.java
index 32e93d04..146ee8ec 100644
--- a/brut.j.dir/src/main/java/brut/directory/Directory.java
+++ b/brut.j.dir/src/main/java/brut/directory/Directory.java
@@ -47,6 +47,10 @@ public interface Directory {
     public void copyToDir(File out, String fileName)
         throws DirectoryException;
 
+    public long getSize(String fileName)
+            throws DirectoryException;
+    public long getCompressedSize(String fileName)
+            throws DirectoryException;
     public int getCompressionLevel(String fileName)
             throws DirectoryException;
 
diff --git a/brut.j.dir/src/main/java/brut/directory/FileDirectory.java b/brut.j.dir/src/main/java/brut/directory/FileDirectory.java
index b68d4347..7414eafa 100644
--- a/brut.j.dir/src/main/java/brut/directory/FileDirectory.java
+++ b/brut.j.dir/src/main/java/brut/directory/FileDirectory.java
@@ -40,6 +40,22 @@ public class FileDirectory extends AbstractDirectory {
         mDir = dir;
     }
 
+    @Override
+    public long getSize(String fileName)
+            throws DirectoryException {
+        File file = new File(generatePath(fileName));
+        if (! file.isFile()) {
+            throw new DirectoryException("file must be a file: " + file);
+        }
+        return file.length();
+    }
+
+    @Override
+    public long getCompressedSize(String fileName)
+            throws DirectoryException {
+        return getSize(fileName);
+    }
+
     @Override
     protected AbstractDirectory createDirLocal(String name) throws DirectoryException {
         File dir = new File(generatePath(name));
diff --git a/brut.j.dir/src/main/java/brut/directory/ZipRODirectory.java b/brut.j.dir/src/main/java/brut/directory/ZipRODirectory.java
index c781e8d9..5dd56949 100644
--- a/brut.j.dir/src/main/java/brut/directory/ZipRODirectory.java
+++ b/brut.j.dir/src/main/java/brut/directory/ZipRODirectory.java
@@ -100,14 +100,34 @@ public class ZipRODirectory extends AbstractDirectory {
         throw new UnsupportedOperationException();
     }
 
+    @Override
+    public long getSize(String fileName)
+            throws DirectoryException {
+        ZipEntry entry = getZipFileEntry(fileName);
+        return entry.getSize();
+    }
+
+    @Override
+    public long getCompressedSize(String fileName)
+            throws DirectoryException {
+        ZipEntry entry = getZipFileEntry(fileName);
+        return entry.getCompressedSize();
+    }
+
     @Override
     public int getCompressionLevel(String fileName)
             throws DirectoryException {
-        ZipEntry entry =  mZipFile.getEntry(fileName);
+        ZipEntry entry = getZipFileEntry(fileName);
+        return entry.getMethod();
+    }
+
+    private ZipEntry getZipFileEntry(String fileName)
+            throws DirectoryException {
+        ZipEntry entry = mZipFile.getEntry(fileName);
         if (entry == null) {
             throw new PathNotExist("Entry not found: " + fileName);
         }
-        return entry.getMethod();
+        return entry;
     }
 
     private void loadAll() {