return this.modelEncoding;
    } // -- String getModelEncoding()

    /**
     * Method removeExtension.
     *
     * @param coreExtension a coreExtension object.
     */
    public void removeExtension(CoreExtension coreExtension) {
        getExtensions().remove(coreExtension);
    } // -- void removeExtension( CoreExtension )

    /**
     * Set a set of build extensions to use from this project.
     *

     * Removes the extension from the path.
     *
     * @param path
     *            The path. Must not be {@literal null}.
     * @return The path without the extension.
     */
    public static String removeExtension(final String path) {
        assertArgumentNotNull("path", path);

        final int extPos = path.lastIndexOf(".");
        if (extPos >= 0) {
            return path.substring(0, extPos);
        }

    }

    /**
     * @throws Exception
     */
    public void testRemoteExtension() throws Exception {
        assertEquals("1", "aaa/bbb", ResourceUtil.removeExtension("aaa/bbb.xml"));
        assertEquals("2", "aaa/bbb", ResourceUtil.removeExtension("aaa/bbb"));
    }

    /**
     * @throws Exception
     */
    public void testToExternalForm() throws Exception {