/* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.riotfamily.components.render.component;
import java.util.HashMap;
import java.util.Locale;
import java.util.Map;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.riotfamily.common.web.mvc.view.ViewResolutionException;
import org.riotfamily.common.web.mvc.view.ViewResolverHelper;
import org.riotfamily.components.model.Component;
import org.springframework.web.servlet.View;
/**
* ComponentRenderer implementation that resolves a view-name just like
* Spring's DispatcherServlet and renders the view passing the
* Component's properties as model.
*/
public class ViewComponentRenderer extends AbstractComponentRenderer {
private String viewNamePrefix = "";
private String viewNameSuffix = "";
private ViewResolverHelper viewResolverHelper;
public void setViewNamePrefix(String viewNamePrefix) {
this.viewNamePrefix = viewNamePrefix;
}
public void setViewNameSuffix(String viewNameSuffix) {
this.viewNameSuffix = viewNameSuffix;
}
public void setViewResolverHelper(ViewResolverHelper viewResolverHelper) {
this.viewResolverHelper = viewResolverHelper;
}
public View getView(String type) {
try {
String viewName = viewNamePrefix + type + viewNameSuffix;
return viewResolverHelper.resolveView(Locale.getDefault(), viewName);
}
catch (ViewResolutionException e) {
return null;
}
}
@Override
protected void renderInternal(Component component,
HttpServletRequest request, HttpServletResponse response)
throws Exception {
Map<String, Object> model = new HashMap<String, Object>();
model.putAll(component);
model.put("contentMap", component);
model.put(THIS, component);
model.put(POSITION, component.getPosition());
model.put(LIST_SIZE, component.getList().size());
try {
String viewName = viewNamePrefix + component.getType() + viewNameSuffix;
View view = viewResolverHelper.resolveView(request, viewName);
view.render(model, request, response);
}
catch (ViewResolutionException e) {
log.warn("ViewResolutionException - Skipping component ...", e);
}
}
}