[
Date Prev][
Date Next][
Thread Prev][
Thread Next][
Date Index][
Thread Index]
[
List Home]
[eclipselink-users] Use Transformer attribute fields in JPQL query
|
Please can you help me.
I have "Param" object with read+write transformer. And I want to map "Columns" to "attributes" because I want to sort/select "Items" according to Column "FREQ", "TYPE", ...
JPQL query: "select o from Items as o order by o.param.freq"
...
class Items {
...
@ReadTransformer(transformerClass = Param.class)
@WriteTransformers({
@WriteTransformer(transformerClass = ParamType.class, column = @Column(name = "TYPE")),
@WriteTransformer(transformerClass = ParamDouble.class, column = @Column(name = "FREQ", precision = 8, scale = 0)),
@WriteTransformer(transformerClass = ParamDouble.class, column = @Column(name = "FREQ_LO_LIMIT", precision = 8, scale = 0)),
@WriteTransformer(transformerClass = ParamDouble.class, column = @Column(name = "FREQ_HI_LIMIT", precision = 8, scale = 0))
})
private Param param;
...
}
Thank you very much.
Martin