Index: codegen/src/main/java/org/exolab/castor/builder/SourceGenerator.java
===================================================================
--- codegen/src/main/java/org/exolab/castor/builder/SourceGenerator.java	(revision 8386)
+++ codegen/src/main/java/org/exolab/castor/builder/SourceGenerator.java	(working copy)
@@ -413,6 +413,15 @@
     }
 
     /**
+     * Sets the destination directory for resources, e.g. '.castor.cdr' files.
+     *
+     * @param destDir the destination directory for resources.
+     */
+    public final void setResourceDestinationDirectory(final String destinationDirectory) {
+        _singleClassGenerator.setResourceDestinationDirectory(destinationDirectory);
+    }
+
+    /**
      * Sets whether or not to create the XML marshaling framework specific
      * methods (marshal, unmarshal, validate) in the generated classes. By
      * default, these methods are generated.
Index: codegen/src/main/java/org/exolab/castor/builder/SingleClassGenerator.java
===================================================================
--- codegen/src/main/java/org/exolab/castor/builder/SingleClassGenerator.java	(revision 8386)
+++ codegen/src/main/java/org/exolab/castor/builder/SingleClassGenerator.java	(working copy)
@@ -95,7 +95,11 @@
     /** True if the user should be prompted to overwrite when a file already exists. */
     private boolean _promptForOverwrite = true;
     /** Destination directory where all our output goes. */
-    private String _destDir = null;
+    private String _destDir;
+    /**
+     * Destination directory for all resource files (e.g. .castor.cdr files).
+     */
+    private String _resourceDestinationDirectory;
     /** The line separator to use for output. */
     private String _lineSeparator = null;
     /** A flag indicating whether or not to create descriptors for the generated classes. */
@@ -196,9 +200,21 @@
      */
     public void setDestDir(final String destDir) {
        _destDir = destDir;
+       if (_resourceDestinationDirectory == null) {
+           _resourceDestinationDirectory = destDir;
+       }
     }
 
     /**
+     * Sets the destination directory for generated resources.
+     *
+     * @param destDir the destination directory.
+     */
+    public void setResourceDestinationDirectory(final String destinationDirectory) {
+       _resourceDestinationDirectory = destinationDirectory;
+    }
+
+    /**
      * Sets the line separator to use when printing the source code.
      *
      * @param lineSeparator
@@ -534,7 +550,7 @@
      */
     private void updateCDRFile(final JClass jClass, final JClass jDesc,
             final SGStateInfo sInfo, final String cdrFileName) throws IOException {
-        String entityFilename = jClass.getFilename(_destDir);
+        String entityFilename = jClass.getFilename(_resourceDestinationDirectory);
         File file = new File(entityFilename);
         File parentDirectory = file.getParentFile();
         File cdrFile = new File(parentDirectory, cdrFileName);