| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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.apache.openejb.arquillian.common; |
| |
| import javax.servlet.Filter; |
| import javax.servlet.FilterChain; |
| import javax.servlet.FilterConfig; |
| import javax.servlet.ServletConfig; |
| import javax.servlet.ServletContext; |
| import javax.servlet.ServletException; |
| import javax.servlet.ServletRequest; |
| import javax.servlet.ServletResponse; |
| import javax.servlet.http.HttpServlet; |
| import java.io.IOException; |
| import java.util.Enumeration; |
| |
| import static java.util.Collections.emptyEnumeration; |
| |
| // this filter simply allows us to invoke arquillian servlet directly |
| // instead of needing to pass through the servlet filters |
| // |
| // it allows us to work out of the box with framework using a dispatcher (filter) on /* |
| // it is commonn with tapestry, spring, wicket, .... |
| // |
| // We can't rely on scanning (@WebFilter) since we can't enrich the app because we need it for client tests too and |
| // we need it to be added first |
| // |
| // @WebFilter(urlPatterns = "/ArquillianServletRunner", filterName = "org.apache.openejb.arquillian.common.ArquillianFilterRunner") |
| public class ArquillianFilterRunner implements Filter { |
| private static final String ARQUILLIAN_SERVLET_RUNNER = "org.jboss.arquillian.protocol.servlet.runner.ServletTestRunner"; |
| |
| private HttpServlet delegate; |
| |
| @Override |
| public void init(final FilterConfig filterConfig) throws ServletException { |
| try { |
| delegate = HttpServlet.class.cast(Thread.currentThread().getContextClassLoader().loadClass(ARQUILLIAN_SERVLET_RUNNER).newInstance()); |
| delegate.init(new ServletConfig() { |
| @Override |
| public String getServletName() { |
| return ArquillianFilterRunner.class.getName(); |
| } |
| |
| @Override |
| public ServletContext getServletContext() { |
| return filterConfig.getServletContext(); |
| } |
| |
| @Override |
| public String getInitParameter(final String name) { |
| return null; |
| } |
| |
| @Override |
| public Enumeration<String> getInitParameterNames() { |
| return emptyEnumeration(); |
| } |
| }); |
| } catch (final Exception e) { |
| // no-op: can happen if the servlet is not present, that's a normal case |
| } |
| } |
| |
| @Override |
| public void doFilter(final ServletRequest servletRequest, final ServletResponse servletResponse, final FilterChain filterChain) throws IOException, ServletException { |
| if (delegate != null) { |
| delegate.service(servletRequest, servletResponse); |
| } |
| } |
| |
| @Override |
| public void destroy() { |
| if (delegate != null) { |
| delegate.destroy(); |
| } |
| } |
| } |