In JSF 2.0, you can use <h:outputStylesheet /> output a css file.
For example,
<h:outputStylesheet library="css" name="style.css" />
It will generate following HTML output…
<link type="text/css" rel="stylesheet"
href="/JavaServerFaces/faces/javax.faces.resource/style.css?ln=css" />
JSF outputStylesheet example
An example to show the use of JSF 2 <h:outputStylesheet /> to render a “style.css” file, locate in the “resources/css” folder, see figure below :
JSF file
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"
xmlns:h="http://java.sun.com/jsf/html"
>
<h:head></h:head>
<h:body>
<h1>JSF 2 outputStylesheet example</h1>
<h:outputStylesheet library="css" name="style.css" />
<div class="red">This is red color</div>
</h:body>
</html>
It will generate following HTML output
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<link type="text/css" rel="stylesheet"
href="/JavaServerFaces/faces/javax.faces.resource/style.css?ln=css" />
</head>
<body>
<h1>JSF 2 outputStylesheet example</h1>
<div class="red">This is red color</div>
</body>
</html>
Warning
When render CSS file via<h:outputStylesheet />tag, remember put the<h:head />tag as well; Otherwise the css file will not be included.