issrg.test.ds.TestDS.testIssuing
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issrg.test.ds.TestDS.testIssuing
issrg.test.ds.TestDS.testIssuing
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| 1 | /* | |
| 2 | * Copyright (c) 2000-2005, University of Salford | |
| 3 | * All rights reserved. | |
| 4 | * | |
| 5 | * Redistribution and use in source and binary forms, with or without | |
| 6 | * modification, are permitted provided that the following conditions are met: | |
| 7 | * | |
| 8 | * Redistributions of source code must retain the above copyright notice, this | |
| 9 | * list of conditions and the following disclaimer. | |
| 10 | * | |
| 11 | * Redistributions in binary form must reproduce the above copyright notice, | |
| 12 | * this list of conditions and the following disclaimer in the documentation | |
| 13 | * and/or other materials provided with the distribution. | |
| 14 | * | |
| 15 | * Neither the name of the University of Salford nor the names of its | |
| 16 | * contributors may be used to endorse or promote products derived from this | |
| 17 | * software without specific prior written permission. | |
| 18 | * | |
| 19 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | |
| 20 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 21 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
| 22 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE | |
| 23 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | |
| 24 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | |
| 25 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | |
| 26 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | |
| 27 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
| 28 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
| 29 | * POSSIBILITY OF SUCH DAMAGE. | |
| 30 | */ | |
| 31 | ||
| 32 | package issrg.pba.rbac; | |
| 33 | ||
| 34 | /** | |
| 35 | * This class implements the default behaviour of the ValidityPeriod when | |
| 36 | * computing intersections of two periods. | |
| 37 | */ | |
| 38 | ||
| 39 | public abstract class DefaultValidityPeriodBehaviour extends SubsetCredentials implements ValidityPeriod { | |
| 40 | ||
| 41 | 6667 |
 protected DefaultValidityPeriodBehaviour() { |
| 42 | } | |
| 43 | ||
| 44 | /** | |
| 45 | * This method checks if this ValidityPeriod contains the given Credentials. | |
| 46 | * It makes sense to pass only ValidityPeriod to this method, but it can | |
| 47 | * handle other Credentials, too. Bascially, it checks that the notBefore | |
| 48 | * of the given ValidityPeriod is not earlier than notBefore of this | |
| 49 | * ValidityPeriod, and that notAfter is not later than notAfter of this | |
| 50 | * ValidityPeriod. If the given Credentials is not a ValidityPeriod, the | |
| 51 | * contains method of the superclass is called. | |
| 52 | * | |
| 53 | * @param c - the Credentials object that must be contained in this | |
| 54 | * ValidityPeriod | |
| 55 | * @return true, if the given Credentials is a ValidityPeriod and is fully | |
| 56 | * contained in this ValidityPeriod; if it is not a ValidityPeriod, the | |
| 57 | * behaviour is defined by the superclass (calls the contains method of the | |
| 58 | * superclass); otherwise it is false. | |
| 59 | */ | |
| 60 | 1555 |
public boolean contains(issrg.pba.Credentials c){ |
| 61 | //System.out.println("\n\n\t******** CONTAINS ******\n\t"+this+"\n\t"+c); //*********** | |
| 62 | ||
| 63 | 1555 | boolean b; |
| 64 | ||
| 65 | 1555 | if (c==null){ |
| 66 | 0 | b=false; |
| 67 | 1555 | }else if (!(c instanceof ValidityPeriod)){ |
| 68 | 0 | b=super.contains(c); |
| 69 | 1555 | }else if (c instanceof AdjustedValidityPeriod){ |
| 70 | 0 | b=contains(((AdjustedValidityPeriod)c).adjust(this)); |
| 71 | }else{ | |
| 72 | ||
| 73 | 1555 | ValidityPeriod vp = (ValidityPeriod)c; |
| 74 | 1555 | java.util.Date time = getNotBefore(); |
| 75 | 1555 | boolean before = time==null || (vp.getNotBefore()!=null && !time.after(vp.getNotBefore())); // this is before vp, if this starts at -oo, or if vp is the same or after time (vp doesn't start at -oo, in particular) |
| 76 | 1555 | time = getNotAfter(); |
| 77 | 1555 | boolean after = time==null || (vp.getNotAfter()!=null && !time.before(vp.getNotAfter())); // this is after vp, if this ends at +oo, or if vp is the same or before time (vp doesn't end at +oo, in particular) |
| 78 | ||
| 79 | 1555 | b = before && after; |
| 80 | } | |
| 81 | ||
| 82 | //System.out.println("\t"+b); //************** | |
| 83 | 1555 | return b; |
| 84 | } | |
| 85 | ||
| 86 | /** | |
| 87 | * This method computes an intersection of this ValidityPeriod with the | |
| 88 | * given Credentials. It makes sense only to intersect the ValidityPeriod with | |
| 89 | * other ValidityPeriods, but other Credentials are supported. Basically, it | |
| 90 | * ensures that the result of intersection provides a stricter ValidityPeriod | |
| 91 | * than this ValidityPeriod and the provided ValidityPeriod. | |
| 92 | * | |
| 93 | * @param c - the ValidityPeriod to intersect with; if it is not a | |
| 94 | * ValidityPeriod, the result is determined by the inherited intersection | |
| 95 | * method | |
| 96 | * @return the ValidityPeriod that is the intersection of this and the given | |
| 97 | * ValidityPeriod | |
| 98 | */ | |
| 99 | 4068 |
public issrg.pba.Credentials intersection(issrg.pba.Credentials c){ |
| 100 | //System.out.println("\n\t*** INTERSECTION ***\n\t"+this+"\n\t"+c); //***** | |
| 101 | ||
| 102 | 4068 | if (c==null){ |
| 103 | //return null; | |
| 104 | 4068 | }else if (!(c instanceof ValidityPeriod)){ |
| 105 | 0 | c=super.intersection(c); |
| 106 | 4068 | }else if (c instanceof AdjustedValidityPeriod){ |
| 107 | 244 | c=((AdjustedValidityPeriod)c).intersection(this); // if this is AdjustedValidityPeriod, it will never get here |
| 108 | 3824 | }else c=new IntersectionValidityPeriod(this, (ValidityPeriod)c); |
| 109 | ||
| 110 | //System.out.println("\n\tresult: "+c); //***** | |
| 111 | 4068 | return c; |
| 112 | } | |
| 113 | } | |
| 114 | ||
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