public <T> void setFeature(Feature<T> feature, T iFeatureValue) {
if (getFeatureType() != feature.getType()) {
throw new RuntimeException(
"Try to set a feature of type:"
+ feature.getType()
+ " on a SchemaFeature of type:"
+ getFeatureType());
}
if (features == null) {
features = new Object[FeatureRegistry.aspectTotal()][];
}
Object[] aspectFeature = features[feature.getAspectId()];
if (aspectFeature == null) {
aspectFeature =
new Object[FeatureRegistry.featureCount(feature.getAspectName(), feature.getType())];
for (int i = 0; i < aspectFeature.length; i++) aspectFeature[i] = UNSETTED_VALUE;
features[feature.getAspectId()] = aspectFeature;
}
aspectFeature[feature.getFeatureId()] = iFeatureValue;
}
protected <T> boolean hasFeature(Feature<T> feature) {
if (features != null) {
Object[] aspectFeature = features[feature.getAspectId()];
if (aspectFeature != null) {
Object value = aspectFeature[feature.getFeatureId()];
if (value != UNSETTED_VALUE) {
return true;
}
}
}
return false;
}
@SuppressWarnings("unchecked")
public <T> T getFeature(Feature<T> feature) {
if (getFeatureType() != feature.getType()) {
throw new RuntimeException(
"Try to get a feature of type:"
+ feature.getType()
+ " on a SchemaFeature of type:"
+ getFeatureType());
}
if (features != null) {
Object[] aspectFeature = features[feature.getAspectId()];
if (aspectFeature != null) {
Object value = aspectFeature[feature.getFeatureId()];
if (value != UNSETTED_VALUE) {
return (T) value;
}
}
}
if (parent == null) return feature.getDefaultValue();
return (T) parent.getFeature(feature);
}