Java tutorial
/** * Copyright (c) 2005-2012 Zauber S.A. <http://www.zaubersoftware.com/> * * 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 ar.com.zauber.commons.spring.web.view; import java.util.Map; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.apache.commons.lang.UnhandledException; import org.apache.commons.lang.Validate; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.springframework.web.servlet.View; /** * Vista que loguea cualquier excepcion al renderear. * * @author Pablo Grigolatto * @since May 19, 2009 */ public class WrappedView implements View { private final View target; /** logger */ public static final Logger LOGGER = LoggerFactory.getLogger(WrappedView.class); /** Creates the WrapperView. */ public WrappedView(final View target) { Validate.notNull(target); this.target = target; } /** @see View#getContentType() */ public final String getContentType() { return target.getContentType(); } /** @see View#render(Map, HttpServletRequest, HttpServletResponse) */ public final void render(final Map model, final HttpServletRequest request, final HttpServletResponse response) throws Exception { try { target.render(model, request, response); } catch (final Throwable e) { LOGGER.error("Error processing view", e); throw new UnhandledException(e); } } }