| Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
| PermissionSet |
|
| 1.5454545454545454;1,545 |
| 1 | package org.apache.turbine.util.security; | |
| 2 | ||
| 3 | ||
| 4 | /* | |
| 5 | * Licensed to the Apache Software Foundation (ASF) under one | |
| 6 | * or more contributor license agreements. See the NOTICE file | |
| 7 | * distributed with this work for additional information | |
| 8 | * regarding copyright ownership. The ASF licenses this file | |
| 9 | * to you under the Apache License, Version 2.0 (the | |
| 10 | * "License"); you may not use this file except in compliance | |
| 11 | * with the License. You may obtain a copy of the License at | |
| 12 | * | |
| 13 | * http://www.apache.org/licenses/LICENSE-2.0 | |
| 14 | * | |
| 15 | * Unless required by applicable law or agreed to in writing, | |
| 16 | * software distributed under the License is distributed on an | |
| 17 | * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | |
| 18 | * KIND, either express or implied. See the License for the | |
| 19 | * specific language governing permissions and limitations | |
| 20 | * under the License. | |
| 21 | */ | |
| 22 | ||
| 23 | ||
| 24 | import java.util.Collection; | |
| 25 | import java.util.Iterator; | |
| 26 | ||
| 27 | import org.apache.commons.lang.StringUtils; | |
| 28 | import org.apache.turbine.om.security.Permission; | |
| 29 | ||
| 30 | /** | |
| 31 | * This class represents a set of Permissions. It makes it easy to | |
| 32 | * build a UI that would allow someone to add a group of Permissions | |
| 33 | * to a Role. It enforces that only | |
| 34 | * Permission objects are allowed in the set and only relevant methods | |
| 35 | * are available. | |
| 36 | * | |
| 37 | * @author <a href="mailto:john.mcnally@clearink.com">John D. McNally</a> | |
| 38 | * @author <a href="mailto:bmclaugh@algx.net">Brett McLaughlin</a> | |
| 39 | * @author <a href="mailto:marco@intermeta.de">Marco Knüttel</a> | |
| 40 | * @author <a href="mailto:hps@intermeta.de">Henning P. Schmiedehausen</a> | |
| 41 | * @version $Id: PermissionSet.java 1073174 2011-02-21 22:18:45Z tv $ | |
| 42 | */ | |
| 43 | public class PermissionSet | |
| 44 | extends SecuritySet<Permission> | |
| 45 | { | |
| 46 | /** Serial version */ | |
| 47 | private static final long serialVersionUID = 7740960537240820226L; | |
| 48 | ||
| 49 | /** | |
| 50 | * Constructs an empty PermissionSet | |
| 51 | */ | |
| 52 | public PermissionSet() | |
| 53 | { | |
| 54 | 0 | super(); |
| 55 | 0 | } |
| 56 | ||
| 57 | /** | |
| 58 | * Constructs a new PermissionSet with specified contents. | |
| 59 | * | |
| 60 | * If the given collection contains multiple objects that are | |
| 61 | * identical WRT equals() method, some objects will be overwritten. | |
| 62 | * | |
| 63 | * @param permissions A collection of permissions to be contained in the set. | |
| 64 | */ | |
| 65 | public PermissionSet(Collection<Permission> permissions) | |
| 66 | { | |
| 67 | 0 | super(); |
| 68 | 0 | add(permissions); |
| 69 | 0 | } |
| 70 | ||
| 71 | /** | |
| 72 | * Adds a Permission to this PermissionSet. | |
| 73 | * | |
| 74 | * @param permission A Permission. | |
| 75 | * @return True if Permission was added; false if PermissionSet | |
| 76 | * already contained the Permission. | |
| 77 | */ | |
| 78 | public boolean add(Permission permission) | |
| 79 | { | |
| 80 | 0 | boolean res = contains(permission); |
| 81 | 0 | nameMap.put(permission.getName(), permission); |
| 82 | 0 | idMap.put(permission.getIdAsObj(), permission); |
| 83 | 0 | return res; |
| 84 | } | |
| 85 | ||
| 86 | /** | |
| 87 | * Adds the Permissions in a Collection to this PermissionSet. | |
| 88 | * | |
| 89 | * @param permissions A Collection of Permissions. | |
| 90 | * @return True if this PermissionSet changed as a result; false | |
| 91 | * if no change to this PermissionSet occurred (this PermissionSet | |
| 92 | * already contained all members of the added PermissionSet). | |
| 93 | */ | |
| 94 | public boolean add(Collection<Permission> permissions) | |
| 95 | { | |
| 96 | 0 | boolean res = false; |
| 97 | 0 | for (Permission p : permissions) |
| 98 | { | |
| 99 | 0 | res |= add(p); |
| 100 | } | |
| 101 | 0 | return res; |
| 102 | } | |
| 103 | ||
| 104 | /** | |
| 105 | * Adds the Permissions in another PermissionSet to this | |
| 106 | * PermissionSet. | |
| 107 | * | |
| 108 | * @param permissionSet A PermissionSet. | |
| 109 | * @return True if this PermissionSet changed as a result; false | |
| 110 | * if no change to this PermissionSet occurred (this PermissionSet | |
| 111 | * already contained all members of the added PermissionSet). | |
| 112 | */ | |
| 113 | public boolean add(PermissionSet permissionSet) | |
| 114 | { | |
| 115 | 0 | boolean res = false; |
| 116 | 0 | for(Permission p : permissionSet) |
| 117 | { | |
| 118 | 0 | res |= add(p); |
| 119 | } | |
| 120 | 0 | return res; |
| 121 | } | |
| 122 | ||
| 123 | /** | |
| 124 | * Removes a Permission from this PermissionSet. | |
| 125 | * | |
| 126 | * @param permission A Permission. | |
| 127 | * @return True if this PermissionSet contained the Permission | |
| 128 | * before it was removed. | |
| 129 | */ | |
| 130 | public boolean remove(Permission permission) | |
| 131 | { | |
| 132 | 0 | boolean res = contains(permission); |
| 133 | 0 | nameMap.remove(permission.getName()); |
| 134 | 0 | idMap.remove(permission.getIdAsObj()); |
| 135 | 0 | return res; |
| 136 | } | |
| 137 | ||
| 138 | /** | |
| 139 | * Checks whether this PermissionSet contains a Permission. | |
| 140 | * | |
| 141 | * @param permission A Permission. | |
| 142 | * @return True if this PermissionSet contains the Permission, | |
| 143 | * false otherwise. | |
| 144 | */ | |
| 145 | public boolean contains(Permission permission) | |
| 146 | { | |
| 147 | 0 | return nameMap.containsValue(permission); |
| 148 | } | |
| 149 | ||
| 150 | /** | |
| 151 | * Returns a Permission with the given name, if it is contained in | |
| 152 | * this PermissionSet. | |
| 153 | * | |
| 154 | * @param permissionName Name of Permission. | |
| 155 | * @return Permission if argument matched a Permission in this | |
| 156 | * PermissionSet; null if no match. | |
| 157 | */ | |
| 158 | public Permission getPermissionByName(String permissionName) | |
| 159 | { | |
| 160 | 0 | return (StringUtils.isNotEmpty(permissionName)) |
| 161 | ? (Permission) nameMap.get(permissionName) : null; | |
| 162 | } | |
| 163 | ||
| 164 | /** | |
| 165 | * Returns a Permission with the given id, if it is contained in | |
| 166 | * this PermissionSet. | |
| 167 | * | |
| 168 | * @param permissionId Id of the Permission. | |
| 169 | * @return Permission if argument matched a Permission in this | |
| 170 | * PermissionSet; null if no match. | |
| 171 | */ | |
| 172 | public Permission getPermissionById(int permissionId) | |
| 173 | { | |
| 174 | 0 | return (permissionId != 0) |
| 175 | ? (Permission) idMap.get(new Integer(permissionId)) : null; | |
| 176 | } | |
| 177 | ||
| 178 | /** | |
| 179 | * Returns an Array of Permissions in this PermissionSet. | |
| 180 | * | |
| 181 | * @return An Array of Permission Objects. | |
| 182 | */ | |
| 183 | public Permission[] getPermissionsArray() | |
| 184 | { | |
| 185 | 0 | return getSet().toArray(new Permission[0]); |
| 186 | } | |
| 187 | ||
| 188 | /** | |
| 189 | * Print out a PermissionSet as a String | |
| 190 | * | |
| 191 | * @returns The Permission Set as String | |
| 192 | * | |
| 193 | */ | |
| 194 | @Override | |
| 195 | public String toString() | |
| 196 | { | |
| 197 | 0 | StringBuffer sb = new StringBuffer(); |
| 198 | 0 | sb.append("PermissionSet: "); |
| 199 | ||
| 200 | 0 | for(Iterator<Permission> it = iterator(); it.hasNext();) |
| 201 | { | |
| 202 | 0 | Permission p = it.next(); |
| 203 | 0 | sb.append('['); |
| 204 | 0 | sb.append(p.getName()); |
| 205 | 0 | sb.append(" -> "); |
| 206 | 0 | sb.append(p.getIdAsObj()); |
| 207 | 0 | sb.append(']'); |
| 208 | 0 | if (it.hasNext()) |
| 209 | { | |
| 210 | 0 | sb.append(", "); |
| 211 | } | |
| 212 | 0 | } |
| 213 | ||
| 214 | 0 | return sb.toString(); |
| 215 | } | |
| 216 | } |