diff options
author | dims <dims@13f79535-47bb-0310-9956-ffa450edef68> | 2008-06-17 00:23:01 +0000 |
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committer | dims <dims@13f79535-47bb-0310-9956-ffa450edef68> | 2008-06-17 00:23:01 +0000 |
commit | bdd0a41aed7edf21ec2a65cfa17a86af2ef8c48a (patch) | |
tree | 38a92061c0793434c4be189f1d70c3458b6bc41d /sandbox/old/contrib/runtime-webapp/webapp-api/src/main/java/org/apache/tuscany/runtime/webapp/TuscanyFilter.java |
Move Tuscany from Incubator to top level.
git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@668359 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'sandbox/old/contrib/runtime-webapp/webapp-api/src/main/java/org/apache/tuscany/runtime/webapp/TuscanyFilter.java')
-rw-r--r-- | sandbox/old/contrib/runtime-webapp/webapp-api/src/main/java/org/apache/tuscany/runtime/webapp/TuscanyFilter.java | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/sandbox/old/contrib/runtime-webapp/webapp-api/src/main/java/org/apache/tuscany/runtime/webapp/TuscanyFilter.java b/sandbox/old/contrib/runtime-webapp/webapp-api/src/main/java/org/apache/tuscany/runtime/webapp/TuscanyFilter.java new file mode 100644 index 0000000000..e1433014b2 --- /dev/null +++ b/sandbox/old/contrib/runtime-webapp/webapp-api/src/main/java/org/apache/tuscany/runtime/webapp/TuscanyFilter.java @@ -0,0 +1,63 @@ +/* + * 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.tuscany.runtime.webapp; + +import java.io.IOException; +import javax.servlet.Filter; +import javax.servlet.FilterChain; +import javax.servlet.FilterConfig; +import javax.servlet.ServletException; +import javax.servlet.ServletRequest; +import javax.servlet.ServletResponse; +import javax.servlet.ServletContext; + +import static org.apache.tuscany.runtime.webapp.Constants.RUNTIME_ATTRIBUTE; + +/** + * Maps an incoming request and the current composite context to the composite component for the web application. This + * filter must be applied to all web application urls that execute unmanaged code (e.g. JSPs and Servlets) which + * accesses the Tuscany runtime. + * + * @version $Rev$ $Date$ + */ +public class TuscanyFilter implements Filter { + private WebappRuntime runtime; + + public void init(FilterConfig config) throws ServletException { + ServletContext servletContext = config.getServletContext(); + runtime = (WebappRuntime) servletContext.getAttribute(RUNTIME_ATTRIBUTE); + if (runtime == null) { + throw new ServletException("Tuscany is not configured for the web application"); + } + } + + public void doFilter(ServletRequest req, ServletResponse resp, FilterChain filterChain) + throws IOException, ServletException { + try { + runtime.startRequest(); + filterChain.doFilter(req, resp); + } finally { + runtime.stopRequest(); + } + } + + public void destroy() { + runtime = null; + } +} |