Class ProjectionImpl

    • Constructor Detail

      • ProjectionImpl

        public ProjectionImpl​(Field field)
        Construct projection with given field.
        Parameters:
        field - The field or schema of the projection.
      • ProjectionImpl

        public ProjectionImpl​(Field field,
                              java.lang.String alias)
        Construct projection with given field and alias.
        Parameters:
        field - The field or schema of the projection.
        alias - The alias of the projection.
    • Method Detail

      • getField

        public Field getField()
        Gets the field or schema of the projection.
        Returns:
        The field of the projection.
      • getAlias

        public java.lang.String getAlias()
        Gets the alias of the projection.
        Returns:
        The alias of the projection.
      • toString

        public java.lang.StringBuilder toString​(java.lang.StringBuilder sb)
        Append a string representation of the object to the given StringBuilder. In general, the toString method for query objects appends a string that textually represents this object. The result should be a query string that complies to EJB QL specification as long as the query object represents a syntay element of it. It is required that all subclasses override this method. The toString method defined at class Object is overwritten and calls this method.
        Specified by:
        toString in interface QueryObject
        Parameters:
        sb - StringBuilder to append the string representation of this object to.
        Returns:
        Same instance of StringBuilder given as parameter.
      • toFullString

        public java.lang.StringBuilder toFullString​(java.lang.StringBuilder sb)
        Append full string representation of projection to the given StringBuilder. For projection toString() method returns alias only. To get full projection string one has to call toFullString() method.
        Specified by:
        toFullString in interface Projection
        Parameters:
        sb - StringBuilder to append the string representation of this object to.
        Returns:
        Same instance of StringBuilder given as parameter.
      • toFullString

        public java.lang.String toFullString()
        Append full string representation of projection to the given StringBuilder. For projection toString() method returns alias only. To get full projection string one has to call toFullString() method.
        Specified by:
        toFullString in interface Projection
        Returns:
        String with full representation of projection.