| /* |
| * 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.sling.engine.impl.console; |
| |
| import java.io.PrintWriter; |
| |
| import org.apache.sling.engine.impl.filter.FilterHandle; |
| import org.apache.sling.engine.impl.filter.ServletFilterManager; |
| import org.apache.sling.engine.impl.filter.ServletFilterManager.FilterChainType; |
| import org.osgi.service.component.annotations.Activate; |
| import org.osgi.service.component.annotations.Component; |
| import org.osgi.service.component.annotations.Reference; |
| |
| /** |
| * This is a configuration printer for the web console which |
| * prints out the currently configured filter chains. |
| * |
| */ |
| @Component( |
| service = WebConsoleConfigPrinter.class, |
| property = { |
| "felix.webconsole.label=slingfilter", |
| "felix.webconsole.title=Sling Servlet Filter", |
| "felix.webconsole.configprinter.modes=always" |
| }) |
| public class WebConsoleConfigPrinter { |
| |
| private final ServletFilterManager filterManager; |
| |
| @Activate |
| public WebConsoleConfigPrinter(@Reference final ServletFilterManager filterManager) { |
| this.filterManager = filterManager; |
| } |
| |
| /** |
| * Helper method for printing out a filter chain. |
| */ |
| private void printFilterChain(final PrintWriter pw, final FilterHandle[] entries) { |
| for (final FilterHandle entry : entries) { |
| pw.printf( |
| "%d : %s (id: %d, property: %s); called: %d; time: %dms; time/call: %dµs%n", |
| entry.getOrder(), |
| entry.getFilter().getClass(), |
| entry.getFilterId(), |
| entry.getOrderSource(), |
| entry.getCalls(), |
| entry.getTime(), |
| entry.getTimePerCall()); |
| } |
| } |
| |
| /** |
| * Print out the servlet filter chains. |
| * |
| * @param pw the writer to use. |
| * |
| * <p> |
| * see org.apache.felix.webconsole.ConfigurationPrinter#printConfiguration(java.io.PrintWriter) |
| */ |
| public void printConfiguration(PrintWriter pw) { |
| pw.println("Current Apache Sling Servlet Filter Configuration"); |
| for (FilterChainType type : FilterChainType.values()) { |
| pw.println(); |
| pw.println(type + " Filters:"); |
| printFilterChain(pw, filterManager.getFilterChain(type).getFilters()); |
| } |
| } |
| } |