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[Minor] Use ? extends StrolchRootElement in GenericReport

This commit is contained in:
Robert von Burg 2018-03-07 18:15:43 +01:00
parent caeed3d670
commit 20cd71ab6a
1 changed files with 4 additions and 4 deletions
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8
li.strolch.service/src/main/java/li/strolch/report/policy/GenericReport.java
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@ -415,20 +415,20 @@ public class GenericReport extends ReportPolicy {
return Optional.ofNullable(param);
}
protected Stream<StrolchRootElement> queryRows() {
protected Stream<? extends StrolchRootElement> queryRows() {
StringParameter objectTypeP = this.reportRes.getParameter(BAG_PARAMETERS, PARAM_OBJECT_TYPE);
// find the type of object for which the reportRes is created
switch (objectTypeP.getInterpretation()) {
case StrolchConstants.INTERPRETATION_RESOURCE_REF:
return tx().getResourceMap().getElementsBy(tx(), objectTypeP.getUom()).stream()
.map(Resource::getRootElement);
return tx().getResourceMap().getElementsBy(tx(), objectTypeP.getUom()).stream();
case StrolchConstants.INTERPRETATION_ORDER_REF:
return tx().getOrderMap().getElementsBy(tx(), objectTypeP.getUom()).stream().map(Order::getRootElement);
return tx().getOrderMap().getElementsBy(tx(), objectTypeP.getUom()).stream();
default: