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org.openxma.dsl.dom.scoping.DomDslScopeProvider Maven / Gradle / Ivy
package org.openxma.dsl.dom.scoping;
import static org.eclipse.xtext.scoping.Scopes.scopedElementsFor;
import java.util.List;
import org.eclipse.emf.common.util.EList;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EReference;
import org.eclipse.xtext.EcoreUtil2;
import org.eclipse.xtext.resource.IEObjectDescription;
import org.eclipse.xtext.scoping.IScope;
import org.eclipse.xtext.scoping.Scopes;
import org.eclipse.xtext.scoping.impl.SimpleScope;
import org.openxma.dsl.core.scoping.CoreDslScopeProvider;
import org.openxma.dsl.dom.model.Attribute;
import org.openxma.dsl.dom.model.AttributeGroup;
import org.openxma.dsl.dom.model.CallInputParameter;
import org.openxma.dsl.dom.model.CallOutputParameter;
import org.openxma.dsl.dom.model.CallableStatement;
import org.openxma.dsl.dom.model.Column;
import org.openxma.dsl.dom.model.ComplexType;
import org.openxma.dsl.dom.model.Dao;
import org.openxma.dsl.dom.model.DaoFeature;
import org.openxma.dsl.dom.model.DataBaseConstraint;
import org.openxma.dsl.dom.model.DataView;
import org.openxma.dsl.dom.model.DelegateOperation;
import org.openxma.dsl.dom.model.Entity;
import org.openxma.dsl.dom.model.FeatureReference;
import org.openxma.dsl.dom.model.FromClass;
import org.openxma.dsl.dom.model.Join;
import org.openxma.dsl.dom.model.ManyToOne;
import org.openxma.dsl.dom.model.Mapper;
import org.openxma.dsl.dom.model.OneToMany;
import org.openxma.dsl.dom.model.Parameter;
import org.openxma.dsl.dom.model.PropertyMapping;
import org.openxma.dsl.dom.model.QueryOperation;
import org.openxma.dsl.dom.model.QueryParameter;
import org.openxma.dsl.dom.model.QueryParameterValue;
import org.openxma.dsl.dom.model.ValueObject;
import com.google.common.base.Predicate;
import com.google.common.collect.Collections2;
import com.google.common.collect.Iterables;
import com.google.common.collect.Lists;
/**
* This class contains custom scoping description.
*
* see : http://www.eclipse.org/Xtext/documentation/latest/xtext.html#scoping on how and when to use it
*
*/
public class DomDslScopeProvider extends CoreDslScopeProvider {
public final IScope scope_CallInputParameter_reference(CallableStatement callableStatement, EReference reference) {
QueryOperation queryOperation = EcoreUtil2.getContainerOfType(callableStatement, QueryOperation.class);
return new SimpleScope(scopedElementsFor(queryOperation.getQueryParameters()));
}
public final IScope scope_CallInputParameter_attribute(CallInputParameter inputParameter, EReference reference) {
QueryParameter queryParameter = inputParameter.getParameter();
if (queryParameter instanceof Parameter) {
Parameter parameter = (Parameter) queryParameter;
if (parameter.getType() instanceof ComplexType) {
ComplexType complexType = (ComplexType) parameter.getType();
return new SimpleScope(scopedElementsFor(complexType.getAllAttributes()));
}
}
return IScope.NULLSCOPE;
}
public final IScope scope_CallOutputParameter_attribute(CallableStatement callableStatement, EReference reference) {
QueryOperation queryOperation = EcoreUtil2.getContainerOfType(callableStatement, QueryOperation.class);
List outParametersScope = Lists.newArrayList();
if (queryOperation.getType() instanceof ComplexType) {
ComplexType complexType = (ComplexType) queryOperation.getType();
outParametersScope.addAll(complexType.getAllAttributes());
}
return new SimpleScope(scopedElementsFor(Iterables.concat(outParametersScope,
getInputParameters(callableStatement))));
}
public final IScope scope_CallOutputParameter_nestedAttribute(CallOutputParameter callOutputParameter,
EReference reference) {
Attribute attribute = callOutputParameter.getAttribute();
if (attribute.getDataType() instanceof ComplexType) {
ComplexType complexType = (ComplexType) attribute.getDataType();
return new SimpleScope(scopedElementsFor(complexType.getAllAttributes()));
}
return IScope.NULLSCOPE;
}
private List getInputParameters(CallableStatement callableStatement) {
QueryOperation queryOperation = EcoreUtil2.getContainerOfType(callableStatement, QueryOperation.class);
List inParametersScope = Lists.newArrayList();
EList queryParameters = queryOperation.getQueryParameters();
for (QueryParameter queryParameter : queryParameters) {
if (queryParameter.getAttribute() != null) {
inParametersScope.add(queryParameter.getAttribute());
} else if (queryParameter instanceof Parameter) {
Parameter parameter = (Parameter) queryParameter;
inParametersScope.add(queryParameter);
if (parameter.getType() instanceof ComplexType) {
ComplexType complexType = (ComplexType) parameter.getType();
inParametersScope.addAll(complexType.getAllAttributes());
}
}
}
return inParametersScope;
}
public final IScope scope_QueryParameter_attribute(QueryParameter queryParameter, EReference reference) {
Dao dao = EcoreUtil2.getContainerOfType(queryParameter, Dao.class);
return new SimpleScope(scopedElementsFor(dao.getEntity().getAllAttributes()));
}
public final IScope scope_Join_reference(Join join, EReference reference) {
if (join.getEntity() instanceof FromClass) {
FromClass fromClass = (FromClass) join.getEntity();
return getScopeForReferences(fromClass.getEntity());
} else {
Join referenceJoin = (Join) join.getEntity();
Attribute joinReference = referenceJoin.getReference();
Entity joinEntity = (Entity) joinReference.getDataType();
return getScopeForReferences(joinEntity);
}
}
private IScope getScopeForReferences(Entity entity) {
EList attributes = entity.getAllAttributes();
Iterable references = scopedElementsFor(Collections2.filter(attributes,
new Predicate() {
public boolean apply(Attribute input) {
return input.isReference();
}
}));
return new SimpleScope(references);
}
public final IScope scope_QueryParameterValue_parameter(QueryParameterValue queryParameterValue,
EReference reference) {
QueryOperation queryOperation = EcoreUtil2.getContainerOfType(queryParameterValue, QueryOperation.class);
List attributes = Lists.newArrayList();
EList queryParameters = queryOperation.getQueryParameters();
for (QueryParameter queryParameter : queryParameters) {
if (queryParameter.getAttribute() != null) {
attributes.add(queryParameter.getAttribute());
} else {
attributes.add(queryParameter);
}
}
return new SimpleScope(scopedElementsFor(attributes));
}
public final IScope scope_QueryParameterValue_attribute(QueryParameterValue queryParameterValue,
EReference reference) {
QueryOperation queryOperation = EcoreUtil2.getContainerOfType(queryParameterValue, QueryOperation.class);
List attributes = Lists.newArrayList();
for (Parameter queryParameter : Iterables.filter(queryOperation.getQueryParameters(), Parameter.class)) {
if (queryParameter.getType() instanceof DataView) {
DataView dataView = (DataView) queryParameter.getType();
attributes.addAll(dataView.getAllAttributes());
} else if (queryParameter.getType() instanceof ComplexType) {
ComplexType type = (ComplexType) queryParameter.getType();
attributes.addAll(type.getAllAttributes());
}
}
return new SimpleScope(scopedElementsFor(attributes));
}
public final IScope scope_DaoFeature_attribute(DaoFeature daoFeature, EReference eReference) {
if (daoFeature.eContainer() instanceof ManyToOne) {
ManyToOne manyToOne = (ManyToOne) daoFeature.eContainer();
Entity referencedEntity = (Entity) manyToOne.getAttribute().getDataType();
return new SimpleScope(scopedElementsFor(referencedEntity.getAllAttributes()));
} else if (daoFeature.eContainer() instanceof OneToMany) {
OneToMany oneToMany = (OneToMany) daoFeature.eContainer();
Entity entity = (Entity) oneToMany.getAttribute().eContainer();
return new SimpleScope(scopedElementsFor(entity.getAllAttributes()));
} else if (daoFeature.eContainer() instanceof Column) {
Column nestedColumn = (Column) daoFeature.eContainer();
ValueObject valueObject = (ValueObject) nestedColumn.getAttribute().getDataType();
return Scopes.scopeFor(valueObject.getAttributes());
}
Dao dao = (Dao) daoFeature.eContainer();
return new SimpleScope(scopedElementsFor(dao.getEntity().getAllAttributes()));
}
public final IScope scope_AttributeSortOrder_attribute(AttributeGroup attributeGroup, EReference eReference) {
Entity entity = (Entity) attributeGroup.eContainer();
return new SimpleScope(scopedElementsFor(entity.getAllAttributes()));
}
public final IScope scope_Attribute_sortOrder(Attribute feature, EReference eReference) {
return new SimpleScope(scopedElementsFor(((Entity) feature.getDataType()).getSortOrders()));
}
public final IScope scope_OneToMany_sortOrder(OneToMany oneToMany, EReference eReference) {
return new SimpleScope(scopedElementsFor(((Entity) oneToMany.getAttribute().getDataType()).getSortOrders()));
}
public final IScope scope_FeatureReference_attribute(FeatureReference featureReference, EReference eReference) {
return new SimpleScope(scopedElementsFor(featureReference.getSource().getAllAttributes()));
}
public final IScope scope_DataBaseConstraint_attributes(DataBaseConstraint dataBaseConstraint, EReference eReference) {
Dao dao = EcoreUtil2.getContainerOfType(dataBaseConstraint, Dao.class);
return new SimpleScope(scopedElementsFor(dao.getEntity().getAllAttributes()));
}
public final IScope scope_Attribute_opposite(Attribute attribute, EReference eReference) {
if (attribute.isReference()) {
Entity opposite = (Entity) attribute.getDataType();
return new SimpleScope(scopedElementsFor(Iterables.filter(opposite.getAllAttributes(),
new Predicate() {
public boolean apply(Attribute input) {
return input.isReference();
}
})));
}
return IScope.NULLSCOPE;
}
public IScope scope_Reference_type(Attribute attribute, EReference eReference) {
return super.getScope(attribute.eContainer(), eReference);
}
public final IScope scope_DelegateOperation_operation(DelegateOperation delegateOperation, EReference eReference) {
return new SimpleScope(scopedElementsFor(Iterables.concat(delegateOperation.getRepository().getOperations(),
delegateOperation.getRepository().getQueryOperation())));
}
public final IScope scope_PropertyMapping_left(Mapper mapping, EReference eReference) {
return new SimpleScope(scopedElementsFor(((Mapper) mapping).getLeft().getAllAttributes()));
}
public final IScope scope_PropertyMapping_left(PropertyMapping mapping, EReference eReference) {
return new SimpleScope(scopedElementsFor(((Mapper) mapping.eContainer()).getLeft().getAllAttributes()));
}
public final IScope scope_PropertyMapping_right(final PropertyMapping mapping, EReference eReference) {
return new SimpleScope(scopedElementsFor(((Mapper) mapping.eContainer()).getRight().getAllAttributes()));
}
}
