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brianR |
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/*
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* Copyright 2013 Brian Rosenberger (Brutex Network)
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package net.brutex.xservices.security;
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brianR |
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import net.brutex.xservices.ws.XmlService;
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import net.brutex.xservices.ws.rs.FileInfo;
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brianR |
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import org.apache.log4j.Logger;
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import org.apache.shiro.authz.Permission;
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brianR |
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import org.apache.shiro.authz.permission.InvalidPermissionStringException;
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brianR |
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/**
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* @author Brian Rosenberger, bru(at)brutex.de
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*
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*/
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public class PermissionResolver implements org.apache.shiro.authz.permission.PermissionResolver {
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final Logger logger = Logger.getLogger(PermissionResolver.class);
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brianR |
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private final String DELIMITER = "||";
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brianR |
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@Override
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public Permission resolvePermission(String permissionString) {
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brianR |
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logger.debug(String.format("Trying to examine new Permission '%s'", permissionString));
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if(! permissionString.contains(DELIMITER)) {
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logger.error(String.format("Permission '%s' is missing permission class.", permissionString));
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throw new InvalidPermissionStringException(String.format("Permission '%s' is missing permission class.", permissionString), permissionString);
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}
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int delimiterIndex = permissionString.indexOf(DELIMITER);
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String value = permissionString.substring(0, delimiterIndex);
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delimiterIndex = delimiterIndex + DELIMITER.length();
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switch (value) {
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case XmlService.SERVICE_NAME:
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logger.debug(String.format("Found '%s' as permission class.", value));
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return new XmlServicePermission(permissionString.substring( delimiterIndex ));
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case FileInfo.SERVICE_NAME:
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logger.debug(String.format("Found '%s' as permission class.", value));
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return new DirectoryPermission(permissionString.substring( delimiterIndex ));
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default:
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logger.warn(String.format("Permission class '%s' is not defined.", value));
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throw new InvalidPermissionStringException(String.format("Permission class '%s' is not defined.", value), permissionString);
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}
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brianR |
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}
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}
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