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17 package edu.internet2.middleware.shibboleth.common.attribute.filtering.provider.match.basic;
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19 import edu.internet2.middleware.shibboleth.common.attribute.BaseAttribute;
20 import edu.internet2.middleware.shibboleth.common.attribute.filtering.provider.FilterProcessingException;
21 import edu.internet2.middleware.shibboleth.common.attribute.filtering.provider.ShibbolethFilteringContext;
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27 public class NumOfAttributeValuesMatchFunctor extends AbstractMatchFunctor {
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30 private String attributeId;
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33 private int minimumValues;
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36 private int maximumValues;
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45 public NumOfAttributeValuesMatchFunctor(String id, int min, int max) {
46 attributeId = id;
47 minimumValues = min;
48 maximumValues = max;
49 }
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52 protected boolean doEvaluatePolicyRequirement(ShibbolethFilteringContext filterContext)
53 throws FilterProcessingException {
54 return isWithinRange(filterContext.getUnfilteredAttributes().get(attributeId));
55 }
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58 protected boolean doEvaluateValue(ShibbolethFilteringContext filterContext, String id, Object value)
59 throws FilterProcessingException {
60 return isWithinRange(filterContext.getUnfilteredAttributes().get(attributeId));
61 }
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70 protected boolean isWithinRange(BaseAttribute attribute) {
71 if (attribute == null) {
72 return false;
73 }
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75 int numOfValues = attribute.getValues().size();
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77 return numOfValues >= minimumValues && numOfValues <= maximumValues;
78 }
79 }