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* distributed with this work for additional information
* 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
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
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package org.apache.olingo.odata2.processor.core.jpa.model;
import java.util.ArrayList;
import java.util.List;
import org.apache.olingo.odata2.api.edm.provider.EntityContainer;
import org.apache.olingo.odata2.processor.api.jpa.access.JPAEdmBuilder;
import org.apache.olingo.odata2.processor.api.jpa.exception.ODataJPAModelException;
import org.apache.olingo.odata2.processor.api.jpa.exception.ODataJPARuntimeException;
import org.apache.olingo.odata2.processor.api.jpa.model.JPAEdmAssociationSetView;
import org.apache.olingo.odata2.processor.api.jpa.model.JPAEdmEntityContainerView;
import org.apache.olingo.odata2.processor.api.jpa.model.JPAEdmEntitySetView;
import org.apache.olingo.odata2.processor.api.jpa.model.JPAEdmFunctionImportView;
import org.apache.olingo.odata2.processor.api.jpa.model.JPAEdmSchemaView;
import org.apache.olingo.odata2.processor.core.jpa.access.model.JPAEdmNameBuilder;
public class JPAEdmEntityContainer extends JPAEdmBaseViewImpl implements JPAEdmEntityContainerView {
private JPAEdmEntitySetView entitySetView;
private JPAEdmSchemaView schemaView;
private JPAEdmAssociationSetView associationSetView;
private EntityContainer currentEntityContainer;
private List<EntityContainer> consistentEntityContainerList;
public JPAEdmEntityContainer(final JPAEdmSchemaView view) {
super(view);
schemaView = view;
}
@Override
public JPAEdmBuilder getBuilder() {
if (builder == null) {
builder = new JPAEdmEntityContainerBuilder();
}
return builder;
}
@Override
public EntityContainer getEdmEntityContainer() {
return currentEntityContainer;
}
@Override
public List<EntityContainer> getConsistentEdmEntityContainerList() {
return consistentEntityContainerList;
}
@Override
public JPAEdmEntitySetView getJPAEdmEntitySetView() {
return entitySetView;
}
@Override
public JPAEdmAssociationSetView getEdmAssociationSetView() {
return associationSetView;
}
@Override
public void clean() {
super.clean();
entitySetView = null;
associationSetView = null;
currentEntityContainer = null;
consistentEntityContainerList = null;
}
private class JPAEdmEntityContainerBuilder implements JPAEdmBuilder {
/*
*
* Each call to build method creates a new Entity Container and builds
* the entity container with Association Sets and Entity Sets. The newly
* created and built entity container is added to the exiting Entity
* Container List.
*
* ************************************************************ Build
* EDM Entity Container - STEPS
* ************************************************************ 1)
* Instantiate New EDM Entity Container 2) Build Name for EDM Entity
* Container 2) Create Entity Container List (if does not exists) 3)
* Build EDM Entity Set 4) Add EDM Entity Set to EDM Entity Container 6)
* Build EDM Association Set 7) Add EDM Association Set to EDM Entity
* Container 8) Add EDM Entity Container to the Container List
* ************************************************************ Build
* EDM Entity Container - STEPS
* ************************************************************
*/
@Override
public void build() throws ODataJPAModelException, ODataJPARuntimeException {
currentEntityContainer = new EntityContainer();
if (consistentEntityContainerList == null) {
currentEntityContainer.setDefaultEntityContainer(true);
consistentEntityContainerList = new ArrayList<EntityContainer>();
}
entitySetView = new JPAEdmEntitySet(schemaView);
entitySetView.getBuilder().build();
if (entitySetView.isConsistent()) {
currentEntityContainer.setEntitySets(entitySetView.getConsistentEdmEntitySetList());
} else {
isConsistent = false;
return;
}
if (!schemaView.getJPAEdmAssociationView().isConsistent()) {
schemaView.getJPAEdmAssociationView().getBuilder().build();
}
associationSetView = new JPAEdmAssociationSet(schemaView);
associationSetView.getBuilder().build();
if (associationSetView.isConsistent()) {
currentEntityContainer.setAssociationSets(associationSetView.getConsistentEdmAssociationSetList());
} else {
isConsistent = false;
return;
}
JPAEdmNameBuilder.build(JPAEdmEntityContainer.this);
if (schemaView.getJPAEdmExtension() != null) {
JPAEdmFunctionImportView functionImportView = new JPAEdmFunctionImport(schemaView);
functionImportView.getBuilder().build();
if (functionImportView.getConsistentFunctionImportList() != null) {
currentEntityContainer.setFunctionImports(functionImportView.getConsistentFunctionImportList());
}
}
consistentEntityContainerList.add(currentEntityContainer);
isConsistent = true;
}
}
}