package simplewebapp.servlets;
import cambridge.*;
import cambridge.model.Tag;
import cambridge.model.TemplateDocument;
import javax.servlet.ServletConfig;
import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.File;
import java.io.IOException;
/**
* User: erdinc
* Date: May 6, 2010
* Time: 8:50:52 AM
*/
public class IndexServlet extends HttpServlet {
private TemplateFactory tf;
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
Template t = tf.createTemplate();
t.setProperty("message", "Hello World");
t.printTo(resp.getWriter());
}
@Override
public void init(ServletConfig config) throws ServletException {
ServletContext ctx = config.getServletContext();
File templateDir = new File(ctx.getRealPath("/WEB-INF/templates"));
TemplateLoader loader = new DirectoryTemplateLoader(templateDir, "UTF-8");
tf = loader.newTemplateFactory("index.html", new TemplateModifier() {
public void modifyTemplate(TemplateDocument doc) {
Tag li = doc.getElementsByTagName("li").get(1);
try {
li.addExpression(Expressions.parse("message"));
} catch (ExpressionParsingException e) {
e.printStackTrace();
}
}
});
}
}