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| 1 | +/* |
| 2 | + * Licensed to the Apache Software Foundation (ASF) under one or more |
| 3 | + * contributor license agreements. See the NOTICE file distributed with |
| 4 | + * this work for additional information regarding copyright ownership. |
| 5 | + * The ASF licenses this file to You under the Apache License, Version 2.0 |
| 6 | + * (the "License"); you may not use this file except in compliance with |
| 7 | + * the License. You may obtain a copy of the License at |
| 8 | + * |
| 9 | + * http://www.apache.org/licenses/LICENSE-2.0 |
| 10 | + * |
| 11 | + * Unless required by applicable law or agreed to in writing, software |
| 12 | + * distributed under the License is distributed on an "AS IS" BASIS, |
| 13 | + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 14 | + * See the License for the specific language governing permissions and |
| 15 | + * limitations under the License. |
| 16 | + */ |
| 17 | +package org.apache.zeppelin.utils; |
| 18 | + |
| 19 | +import java.io.IOException; |
| 20 | +import javax.servlet.ServletRequest; |
| 21 | +import javax.servlet.ServletResponse; |
| 22 | +import org.apache.shiro.subject.Subject; |
| 23 | +import org.apache.shiro.web.filter.authz.RolesAuthorizationFilter; |
| 24 | + |
| 25 | +/** |
| 26 | + * Allows access if current user has at least one role of the specified list. |
| 27 | + * <p> |
| 28 | + * Basically, it's the same as {@link RolesAuthorizationFilter} but using {@literal OR} instead |
| 29 | + * of {@literal AND} on the specified roles. |
| 30 | + */ |
| 31 | +public class AnyOfRolesUserAuthorizationFilter extends RolesAuthorizationFilter { |
| 32 | + @Override |
| 33 | + public boolean isAccessAllowed(ServletRequest request, ServletResponse response, |
| 34 | + Object mappedValue) throws IOException { |
| 35 | + final Subject subject = getSubject(request, response); |
| 36 | + final String[] rolesArray = (String[]) mappedValue; |
| 37 | + |
| 38 | + if (rolesArray == null || rolesArray.length == 0) { |
| 39 | + //no roles specified, so nothing to check - allow access. |
| 40 | + return true; |
| 41 | + } |
| 42 | + |
| 43 | + for (String roleName : rolesArray) { |
| 44 | + if (subject.hasRole(roleName) || subject.getPrincipal().equals(roleName)) { |
| 45 | + return true; |
| 46 | + } |
| 47 | + } |
| 48 | + return false; |
| 49 | + } |
| 50 | +} |
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