Coverage report

  %line %branch
org.apache.fulcrum.security.memory.MemoryRoleManagerImpl
79% 
79% 

 1   
 package org.apache.fulcrum.security.memory;
 2   
 /*
 3   
  *  Copyright 2001-2004 The Apache Software Foundation
 4   
  *
 5   
  *  Licensed under the Apache License, Version 2.0 (the "License");
 6   
  *  you may not use this file except in compliance with the License.
 7   
  *  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   
 import java.util.ArrayList;
 18   
 import java.util.List;
 19   
 
 20   
 import org.apache.commons.logging.Log;
 21   
 import org.apache.commons.logging.LogFactory;
 22   
 import org.apache.fulcrum.security.entity.Role;
 23   
 import org.apache.fulcrum.security.spi.AbstractRoleManager;
 24   
 import org.apache.fulcrum.security.util.DataBackendException;
 25   
 import org.apache.fulcrum.security.util.EntityExistsException;
 26   
 import org.apache.fulcrum.security.util.RoleSet;
 27   
 import org.apache.fulcrum.security.util.UnknownEntityException;
 28   
 
 29   
 /**
 30   
  *
 31   
  * This implementation keeps all objects in memory.  This is mostly meant to help
 32   
  * with testing and prototyping of ideas.
 33   
  *
 34   
  * @author <a href="mailto:epugh@upstate.com">Eric Pugh</a>
 35   
  * @version $Id: MemoryRoleManagerImpl.java 223060 2004-07-07 16:51:27Z epugh $
 36   
  */
 37  276 
 public class MemoryRoleManagerImpl extends AbstractRoleManager
 38   
 {
 39   
     /** Logging */
 40  24 
     private static Log log = LogFactory.getLog(MemoryRoleManagerImpl.class);
 41   
     /** List to store all our roles in */
 42  24 
     private static List roles = new ArrayList();
 43   
     /** Our Unique ID counter */
 44  24 
     private static int uniqueId = 0;
 45   
 
 46   
     /**
 47   
     	* Renames an existing Role.
 48   
     	*
 49   
     	* @param role The object describing the role to be renamed.
 50   
     	* @param name the new name for the role.
 51   
     	* @throws DataBackendException if there was an error accessing the data
 52   
     	*         backend.
 53   
     	* @throws UnknownEntityException if the role does not exist.
 54   
     	*/
 55   
     public synchronized void renameRole(Role role, String name)
 56   
         throws DataBackendException, UnknownEntityException
 57   
     {
 58  3 
         boolean roleExists = false;
 59   
         try
 60   
         {
 61  3 
             roleExists = checkExists(role);
 62  3 
             if (roleExists)
 63   
             {
 64  3 
                 roles.remove(role);
 65  3 
                 role.setName(name);
 66  3 
                 roles.add(role);
 67  3 
                 return;
 68   
             }
 69   
         }
 70  0 
         catch (Exception e)
 71   
         {
 72  0 
             throw new DataBackendException("renameRole(Role,String)", e);
 73   
         }
 74   
         finally
 75   
         {
 76   
         }
 77  0 
         throw new UnknownEntityException("Unknown role '" + role + "'");
 78   
     }
 79   
 
 80   
     /**
 81   
      * Determines if the <code>Role</code> exists in the security system.
 82   
      *
 83   
      * @param permission a <code>String</code> value
 84   
      * @return true if the role exists in the system, false otherwise
 85   
      * @throws DataBackendException when more than one Role with the same name exists.
 86   
      * @throws Exception A generic exception.
 87   
      */
 88   
     public boolean checkExists(String roleName)
 89   
     {
 90  516 
         return MemoryHelper.checkExists(roles,roleName);
 91   
     }
 92   
     /**
 93   
     		 * Retrieves all roles defined in the system.
 94   
     		 *
 95   
     		 * @return the names of all roles defined in the system.
 96   
     		 * @throws DataBackendException if there was an error accessing the
 97   
     		 *         data backend.
 98   
     		 */
 99   
     public RoleSet getAllRoles() throws DataBackendException
 100   
     {
 101  255 
         return new RoleSet(roles);
 102   
     }
 103   
 
 104   
     /**
 105   
     	* Creates a new role with specified attributes.
 106   
     	*
 107   
     	* @param role the object describing the role to be created.
 108   
     	* @return a new Role object that has id set up properly.
 109   
     	* @throws DataBackendException if there was an error accessing the data
 110   
     	*         backend.
 111   
     	* @throws EntityExistsException if the role already exists.
 112   
     	*/
 113   
     protected synchronized Role persistNewRole(Role role)
 114   
         throws DataBackendException
 115   
     {
 116   
 
 117  177 
         role.setId(MemoryHelper.getUniqueId());
 118  177 
         roles.add(role);
 119   
         // add the role to system-wide cache
 120  177 
         getAllRoles().add(role);
 121   
         // return the object with correct id
 122  177 
         return role;
 123   
 
 124   
     }
 125   
 
 126   
     /**
 127   
     * Removes a Role from the system.
 128   
     *
 129   
     * @param role The object describing the role to be removed.
 130   
     * @throws DataBackendException if there was an error accessing the data
 131   
     *         backend.
 132   
     * @throws UnknownEntityException if the role does not exist.
 133   
     */
 134   
     public synchronized void removeRole(Role role)
 135   
         throws DataBackendException, UnknownEntityException
 136   
     {
 137  3 
         boolean roleExists = false;
 138   
         try
 139   
         {
 140  3 
             roleExists = checkExists(role);
 141  3 
             if (roleExists)
 142   
             {
 143  3 
                 roles.remove(role);
 144  3 
                 getAllRoles().remove(role);
 145  3 
                 return;
 146   
             }
 147   
         }
 148  0 
         catch (Exception e)
 149   
         {
 150  0 
             throw new DataBackendException("removeRole(Role)", e);
 151   
         }
 152   
         finally
 153   
         {
 154   
         }
 155  0 
         throw new UnknownEntityException("Unknown role '" + role + "'");
 156   
     }
 157   
 
 158   
 }

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