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* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
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*
* http://www.apache.org/licenses/LICENSE-2.0
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package org.apache.olingo.odata2.core.edm.provider;
import org.apache.olingo.odata2.api.edm.EdmAnnotatable;
import org.apache.olingo.odata2.api.edm.EdmAnnotations;
import org.apache.olingo.odata2.api.edm.EdmAssociation;
import org.apache.olingo.odata2.api.edm.EdmAssociationSet;
import org.apache.olingo.odata2.api.edm.EdmAssociationSetEnd;
import org.apache.olingo.odata2.api.edm.EdmEntityContainer;
import org.apache.olingo.odata2.api.edm.EdmEntitySet;
import org.apache.olingo.odata2.api.edm.EdmException;
import org.apache.olingo.odata2.api.edm.provider.AssociationSet;
import org.apache.olingo.odata2.api.edm.provider.AssociationSetEnd;
public class EdmAssociationSetImplProv extends EdmNamedImplProv implements EdmAssociationSet, EdmAnnotatable {
private AssociationSet associationSet;
private EdmEntityContainer edmEntityContainer;
private EdmAnnotations annotations;
public EdmAssociationSetImplProv(final EdmImplProv edm, final AssociationSet associationSet,
final EdmEntityContainer edmEntityContainer) throws EdmException {
super(edm, associationSet.getName());
this.associationSet = associationSet;
this.edmEntityContainer = edmEntityContainer;
}
@Override
public EdmAssociation getAssociation() throws EdmException {
EdmAssociation association =
edm.getAssociation(associationSet.getAssociation().getNamespace(), associationSet.getAssociation().getName());
if (association == null) {
throw new EdmException(EdmException.COMMON);
}
return association;
}
@Override
public EdmAssociationSetEnd getEnd(final String role) throws EdmException {
AssociationSetEnd end;
if (associationSet.getEnd1().getRole().equals(role)) {
end = associationSet.getEnd1();
} else if (associationSet.getEnd2().getRole().equals(role)) {
end = associationSet.getEnd2();
} else {
return null;
}
EdmEntitySet entitySet = edmEntityContainer.getEntitySet(end.getEntitySet());
if (entitySet == null) {
throw new EdmException(EdmException.COMMON);
}
return new EdmAssociationSetEndImplProv(end, entitySet);
}
@Override
public EdmEntityContainer getEntityContainer() throws EdmException {
return edmEntityContainer;
}
@Override
public EdmAnnotations getAnnotations() throws EdmException {
if (annotations == null) {
annotations =
new EdmAnnotationsImplProv(associationSet.getAnnotationAttributes(), associationSet.getAnnotationElements());
}
return annotations;
}
}