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- /*
- * Copyright 2013 gitblit.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 com.gitblit.dagger;
-
- import javax.servlet.Filter;
- import javax.servlet.FilterConfig;
- import javax.servlet.ServletContext;
- import javax.servlet.ServletException;
-
- import dagger.ObjectGraph;
-
- /**
- * Uses Dagger to manually inject dependencies into a servlet filter.
- * This class is useful for servlet containers that offer CDI and are
- * confused by Dagger.
- *
- * @author James Moger
- *
- */
- public abstract class DaggerFilter implements Filter {
-
- @Override
- public final void init(FilterConfig filterConfig) throws ServletException {
- ServletContext context = filterConfig.getServletContext();
- ObjectGraph objectGraph = (ObjectGraph) context.getAttribute(DaggerContext.INJECTOR_NAME);
- inject(objectGraph);
- }
-
- protected abstract void inject(ObjectGraph dagger);
-
- @Override
- public void destroy() {
- }
- }
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