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  1. JDO
  2. JDO-777

Adding overloaded methods to JDOQLTypedQuery: numericParameter, collectionParameter, mapParameter, and listParameter

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Details

    • Improvement
    • Status: Closed
    • Major
    • Resolution: Fixed
    • JDO 3.1
    • JDO 3.2
    • api
    • None

    Description

      Class JDOQLTypedQuery provides a method to create a numeric patameter for a query:

      NumericExpression<?> numericParameter(String name);

      This signature does not support the creation of a numeric parameter of type NumericExpression<Double> that is then used in methods like lt or gt taking a double field as an argument.

      I propose to add an overloaded method with the following signature:

      <N> NumericExpression<N> numericParameter(Class<N> type, String name);

      I propose a corresponding extension for methods collectionParameter, mapParameter and listParameter:

      <E> CollectionExpression<Collection<E>, E> collectionParameter(Class<E> elementType, String name);

      <K,V> MapExpression<Map<K,V>, K, V> mapParameter(Class<K> keyType, Class<V> valueType, String name);

      <E> ListExpression<List<E>, E> listParameter(Class<E> elementType, String name);

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              Unassigned Unassigned
              mbo Michael Bouschen
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