| Clover coverage report - Acegi Security System for Spring - 1.0.0-RC1 |
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| Source file | Conditionals | Statements | Methods | TOTAL | |||||||||||||||
| AffirmativeBased.java | 100% | 100% | 100% | 100% |
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| 1 | /* Copyright 2004, 2005 Acegi Technology Pty Limited | |
| 2 | * | |
| 3 | * Licensed under the Apache License, Version 2.0 (the "License"); | |
| 4 | * you may not use this file except in compliance with the License. | |
| 5 | * You may obtain a copy of the License at | |
| 6 | * | |
| 7 | * http://www.apache.org/licenses/LICENSE-2.0 | |
| 8 | * | |
| 9 | * Unless required by applicable law or agreed to in writing, software | |
| 10 | * distributed under the License is distributed on an "AS IS" BASIS, | |
| 11 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| 12 | * See the License for the specific language governing permissions and | |
| 13 | * limitations under the License. | |
| 14 | */ | |
| 15 | ||
| 16 | package org.acegisecurity.vote; | |
| 17 | ||
| 18 | import org.acegisecurity.AccessDeniedException; | |
| 19 | import org.acegisecurity.Authentication; | |
| 20 | import org.acegisecurity.ConfigAttributeDefinition; | |
| 21 | ||
| 22 | import org.apache.commons.logging.Log; | |
| 23 | import org.apache.commons.logging.LogFactory; | |
| 24 | ||
| 25 | import java.util.Iterator; | |
| 26 | ||
| 27 | ||
| 28 | /** | |
| 29 | * Simple concrete implementation of {@link | |
| 30 | * org.acegisecurity.AccessDecisionManager} that grants access if any | |
| 31 | * <code>AccessDecisionVoter</code> returns an affirmative response. | |
| 32 | */ | |
| 33 | public class AffirmativeBased extends AbstractAccessDecisionManager { | |
| 34 | //~ Static fields/initializers ============================================= | |
| 35 | ||
| 36 | private static final Log logger = LogFactory.getLog(AffirmativeBased.class); | |
| 37 | ||
| 38 | //~ Methods ================================================================ | |
| 39 | ||
| 40 | /** | |
| 41 | * This concrete implementation simply polls all configured {@link | |
| 42 | * AccessDecisionVoter}s and grants access if any | |
| 43 | * <code>AccessDecisionVoter</code> voted affirmatively. Denies access | |
| 44 | * only if there was a deny vote AND no affirmative votes. | |
| 45 | * | |
| 46 | * <p> | |
| 47 | * If every <code>AccessDecisionVoter</code> abstained from voting, the | |
| 48 | * decision will be based on the {@link #isAllowIfAllAbstainDecisions()} | |
| 49 | * property (defaults to false). | |
| 50 | * </p> | |
| 51 | * | |
| 52 | * @param authentication the caller invoking the method | |
| 53 | * @param object the secured object | |
| 54 | * @param config the configuration attributes associated with the method | |
| 55 | * being invoked | |
| 56 | * | |
| 57 | * @throws AccessDeniedException if access is denied | |
| 58 | */ | |
| 59 | 6 | public void decide(Authentication authentication, Object object, |
| 60 | ConfigAttributeDefinition config) throws AccessDeniedException { | |
| 61 | 6 | Iterator iter = this.getDecisionVoters().iterator(); |
| 62 | 6 | int deny = 0; |
| 63 | ||
| 64 | 6 | while (iter.hasNext()) { |
| 65 | 12 | AccessDecisionVoter voter = (AccessDecisionVoter) iter.next(); |
| 66 | 12 | int result = voter.vote(authentication, object, config); |
| 67 | ||
| 68 | 12 | switch (result) { |
| 69 | 3 | case AccessDecisionVoter.ACCESS_GRANTED: |
| 70 | 3 | return; |
| 71 | ||
| 72 | 1 | case AccessDecisionVoter.ACCESS_DENIED: |
| 73 | 1 | deny++; |
| 74 | ||
| 75 | 1 | break; |
| 76 | ||
| 77 | 8 | default: |
| 78 | 8 | break; |
| 79 | } | |
| 80 | } | |
| 81 | ||
| 82 | 3 | if (deny > 0) { |
| 83 | 1 | throw new AccessDeniedException(messages.getMessage( |
| 84 | "AbstractAccessDecisionManager.accessDenied", | |
| 85 | "Access is denied")); | |
| 86 | } | |
| 87 | ||
| 88 | // To get this far, every AccessDecisionVoter abstained | |
| 89 | 2 | if (this.isAllowIfAllAbstainDecisions()) { |
| 90 | 1 | return; |
| 91 | } else { | |
| 92 | 1 | throw new AccessDeniedException(messages.getMessage( |
| 93 | "AbstractAccessDecisionManager.accessDenied", | |
| 94 | "Access is denied")); | |
| 95 | } | |
| 96 | } | |
| 97 | } |
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