FELIX-4969 make cd work with absolute paths.  Thanks to Benson Margulies.

git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@1697070 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/gogo/command/src/main/java/org/apache/felix/gogo/command/Files.java b/gogo/command/src/main/java/org/apache/felix/gogo/command/Files.java
index d5960e6..43bb4cf 100644
--- a/gogo/command/src/main/java/org/apache/felix/gogo/command/Files.java
+++ b/gogo/command/src/main/java/org/apache/felix/gogo/command/Files.java
@@ -21,6 +21,7 @@
 import java.io.File;
 import java.io.FileFilter;
 import java.io.IOException;
+import java.net.URI;
 import java.util.ArrayList;
 import java.util.List;
 import org.apache.felix.service.command.CommandSession;
@@ -68,7 +69,11 @@
         {
             return cwd;
         }
-        cwd = new File(cwd, dir);
+
+        URI curUri = cwd.toURI();
+        URI newUri = curUri.resolve(dir);
+
+        cwd = new File(newUri);
         if (!cwd.exists())
         {
             throw new IOException("Directory does not exist");
@@ -290,4 +295,4 @@
 
         return result;
     }
-}
\ No newline at end of file
+}