package com.britesnow.snow.web.renderer.freemarker;
import static com.britesnow.snow.web.renderer.freemarker.FreemarkerUtil.getDataModel;
import java.util.List;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.britesnow.snow.web.RequestContext;
import com.britesnow.snow.web.handler.FreemarkerMethodHandlerRef;
import freemarker.template.TemplateMethodModelEx;
import freemarker.template.TemplateModelException;
public class FreemarkerMethodProxy implements TemplateMethodModelEx{
static private Logger logger = LoggerFactory.getLogger(FreemarkerMethodProxy.class);
static final String FREEMARKER_METHOD_ARGUMENTS = "freemarkerMethodArguements";
private String name;
private FreemarkerMethodHandlerRef ref;
public FreemarkerMethodProxy(String name, FreemarkerMethodHandlerRef ref){
this.name = name;
this.ref = ref;
}
public String getName(){
return name;
}
@Override
public Object exec(List args) throws TemplateModelException {
RequestContext rc = getDataModel("_r.rc", RequestContext.class);
rc.setAttribute(FREEMARKER_METHOD_ARGUMENTS,args);
Object result = null;
try{
result = ref.invoke(rc);
}catch(Exception e){
logger.error(e.getMessage());
}finally{
rc.removeAttribute(FREEMARKER_METHOD_ARGUMENTS);
}
// TODO Auto-generated method stub
return result;
}
}