Examples with IllegalPlacementException de.tudarmstadt.ukp.clarin.webanno.api.annotation.exception.IllegalPlacementException used on opensource projects

Example 6 with IllegalPlacementException

use of de.tudarmstadt.ukp.clarin.webanno.api.annotation.exception.IllegalPlacementException in project webanno by webanno.

the class RelationOverlapBehavior method onCreate.

@Override
public CreateRelationAnnotationRequest onCreate(RelationAdapter aAdapter, CreateRelationAnnotationRequest aRequest) throws AnnotationException {
    final AnnotationLayer layer = aAdapter.getLayer();
    final CAS cas = aRequest.getCas();
    final Type type = getType(cas, layer.getName());
    final Feature targetFeature = type.getFeatureByBaseName(aAdapter.getTargetFeatureName());
    final Feature sourceFeature = type.getFeatureByBaseName(aAdapter.getSourceFeatureName());
    switch(layer.getOverlapMode()) {
        case ANY_OVERLAP:
            return aRequest;
        case NO_OVERLAP:
            {
                boolean hasAnyOverlapping = select(cas, type).stream().filter(rel -> overlapping(aRequest, rel, sourceFeature, targetFeature)).findAny().isPresent();
                if (hasAnyOverlapping) {
                    throw new IllegalPlacementException("Cannot create another annotation of layer [" + layer.getUiName() + "] at this location - no overlap or stacking is allowed for this layer.");
                }
                break;
            }
        case OVERLAP_ONLY:
            {
                boolean hasStacking = select(cas, type).stream().filter(rel -> stacking(aRequest, rel, sourceFeature, targetFeature)).findAny().isPresent();
                if (hasStacking) {
                    throw new IllegalPlacementException("Cannot create another annotation of layer [" + layer.getUiName() + "] at this location - stacking is not allowed for this layer.");
                }
                break;
            }
        case STACKING_ONLY:
            {
                boolean hasOverlapping = select(cas, type).stream().filter(rel -> overlapping(aRequest, rel, sourceFeature, targetFeature) && !stacking(aRequest, rel, sourceFeature, targetFeature)).findAny().isPresent();
                if (hasOverlapping) {
                    throw new IllegalPlacementException("Cannot create another annotation of layer [" + layer.getUiName() + "] at this location - only stacking is allowed for this layer.");
                }
                break;
            }
    }
    return aRequest;
}