| /* |
| * 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.knox.gateway.identityasserter.concat.filter; |
| |
| import javax.security.auth.Subject; |
| import javax.servlet.FilterConfig; |
| import javax.servlet.ServletException; |
| import org.apache.knox.gateway.identityasserter.common.filter.CommonIdentityAssertionFilter; |
| |
| public class ConcatIdentityAssertionFilter extends CommonIdentityAssertionFilter { |
| private String prefix; |
| private String suffix; |
| |
| @Override |
| public void init(FilterConfig filterConfig) throws ServletException { |
| super.init(filterConfig); |
| |
| prefix = filterConfig.getInitParameter("concat.prefix"); |
| suffix = filterConfig.getInitParameter("concat.suffix"); |
| if (prefix == null) { |
| prefix = ""; |
| } |
| if (suffix == null) { |
| suffix = ""; |
| } |
| } |
| |
| @Override |
| public String[] mapGroupPrincipals(String mappedPrincipalName, Subject subject) { |
| return null; |
| } |
| |
| @Override |
| public String mapUserPrincipal(String principalName) { |
| return prefix + principalName + suffix; |
| } |
| } |