Last change
on this file since 566 was 519, checked in by wouter, 18 months ago |
#169 added geniusweb sources hard copy in the project as I need to hack it a bit.
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File size:
1.2 KB
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1 | package geniusweb.profile.utilityspace;
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2 |
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3 | import java.math.BigDecimal;
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4 |
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5 | import com.fasterxml.jackson.annotation.JsonSubTypes;
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6 | import com.fasterxml.jackson.annotation.JsonSubTypes.Type;
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7 | import com.fasterxml.jackson.annotation.JsonTypeInfo;
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8 |
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9 | import geniusweb.issuevalue.Value;
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10 | import geniusweb.issuevalue.ValueSet;
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11 |
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12 | /**
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13 | * Provides a mechanism to map {@link Value}s into a utility (value in range
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14 | * [0,1]).
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15 | */
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16 | @JsonTypeInfo(use = JsonTypeInfo.Id.NAME, include = JsonTypeInfo.As.WRAPPER_OBJECT)
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17 | @JsonSubTypes({ @Type(value = DiscreteValueSetUtilities.class),
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18 | @Type(value = NumberValueSetUtilities.class) })
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19 | public interface ValueSetUtilities {
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20 | /**
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21 | *
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22 | * @param value the {@link Value} to get the utility for
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23 | * @return the utility of the given value. MUST be in [0,1]. Should return 0
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24 | * if the value is unknown.
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25 | */
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26 | BigDecimal getUtility(Value value);
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27 |
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28 | /**
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29 | *
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30 | * @param valueset the valueset that is supposed match with this
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31 | * @return null if the ValueSetUtilities fits the given set of values , that
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32 | * means it can give utilities for all possible values in valueset.
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33 | * Or a string containing an explanation why not.
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34 | */
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35 | String isFitting(ValueSet valueset);
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36 |
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37 | }
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