| /******************************************************************************* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * 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 |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| ******************************************************************************/ |
| package org.apache.olingo.odata2.jpa.processor.core.model; |
| |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.ListIterator; |
| import java.util.Set; |
| |
| import javax.persistence.EntityListeners; |
| |
| import org.apache.olingo.odata2.api.edm.provider.EntityType; |
| import org.apache.olingo.odata2.jpa.processor.api.ODataJPATombstoneEntityListener; |
| import org.apache.olingo.odata2.jpa.processor.api.access.JPAEdmBuilder; |
| import org.apache.olingo.odata2.jpa.processor.api.access.JPAEdmMappingModelAccess; |
| import org.apache.olingo.odata2.jpa.processor.api.exception.ODataJPAModelException; |
| import org.apache.olingo.odata2.jpa.processor.api.exception.ODataJPARuntimeException; |
| import org.apache.olingo.odata2.jpa.processor.api.model.JPAEdmEntityTypeView; |
| import org.apache.olingo.odata2.jpa.processor.api.model.JPAEdmKeyView; |
| import org.apache.olingo.odata2.jpa.processor.api.model.JPAEdmMapping; |
| import org.apache.olingo.odata2.jpa.processor.api.model.JPAEdmNavigationPropertyView; |
| import org.apache.olingo.odata2.jpa.processor.api.model.JPAEdmPropertyView; |
| import org.apache.olingo.odata2.jpa.processor.api.model.JPAEdmSchemaView; |
| import org.apache.olingo.odata2.jpa.processor.core.access.model.JPAEdmNameBuilder; |
| |
| public class JPAEdmEntityType extends JPAEdmBaseViewImpl implements JPAEdmEntityTypeView { |
| |
| private JPAEdmSchemaView schemaView = null; |
| private EntityType currentEdmEntityType = null; |
| private javax.persistence.metamodel.EntityType<?> currentJPAEntityType = null; |
| private EntityTypeList<EntityType> consistentEntityTypes = null; |
| |
| private HashMap<String, EntityType> consistentEntityTypeMap; |
| |
| public JPAEdmEntityType(final JPAEdmSchemaView view) { |
| super(view); |
| schemaView = view; |
| consistentEntityTypeMap = new HashMap<String, EntityType>(); |
| } |
| |
| @Override |
| public JPAEdmBuilder getBuilder() { |
| if (builder == null) { |
| builder = new JPAEdmEntityTypeBuilder(); |
| } |
| |
| return builder; |
| } |
| |
| @Override |
| public EntityType getEdmEntityType() { |
| return currentEdmEntityType; |
| } |
| |
| @Override |
| public javax.persistence.metamodel.EntityType<?> getJPAEntityType() { |
| return currentJPAEntityType; |
| } |
| |
| @Override |
| public List<EntityType> getConsistentEdmEntityTypes() { |
| return consistentEntityTypes; |
| } |
| |
| @Override |
| public EntityType searchEdmEntityType(final String jpaEntityTypeName) { |
| return consistentEntityTypeMap.get(jpaEntityTypeName); |
| } |
| |
| private class JPAEdmEntityTypeBuilder implements JPAEdmBuilder { |
| |
| @SuppressWarnings("unchecked") |
| @Override |
| public void build() throws ODataJPAModelException, ODataJPARuntimeException { |
| |
| Set<javax.persistence.metamodel.EntityType<?>> jpaEntityTypes = metaModel.getEntities(); |
| |
| if (jpaEntityTypes == null || jpaEntityTypes.isEmpty() == true) { |
| return; |
| } else if (consistentEntityTypes == null) { |
| consistentEntityTypes = new EntityTypeList<EntityType>(); |
| |
| } |
| |
| for (javax.persistence.metamodel.EntityType<?> jpaEntityType : jpaEntityTypes) { |
| currentEdmEntityType = new EntityType(); |
| currentJPAEntityType = jpaEntityType; |
| |
| // Check for need to Exclude |
| if (isExcluded(JPAEdmEntityType.this)) { |
| continue; |
| } |
| |
| JPAEdmNameBuilder.build(JPAEdmEntityType.this); |
| JPAEdmMapping jpaEdmMapping = (JPAEdmMapping) currentEdmEntityType.getMapping(); |
| EntityListeners entityListners = currentJPAEntityType.getJavaType().getAnnotation(EntityListeners.class); |
| if (entityListners != null) { |
| for (Class<EntityListeners> entityListner : entityListners.value()) { |
| if (ODataJPATombstoneEntityListener.class.isAssignableFrom(entityListner)) { |
| jpaEdmMapping |
| .setODataJPATombstoneEntityListener((Class<? extends ODataJPATombstoneEntityListener>) |
| (Object) entityListner); |
| break; |
| } |
| } |
| } |
| JPAEdmPropertyView propertyView = new JPAEdmProperty(schemaView); |
| propertyView.getBuilder().build(); |
| |
| currentEdmEntityType.setProperties(propertyView.getEdmPropertyList()); |
| if (propertyView.getJPAEdmNavigationPropertyView() != null) { |
| JPAEdmNavigationPropertyView navPropView = propertyView.getJPAEdmNavigationPropertyView(); |
| if (navPropView.getConsistentEdmNavigationProperties() != null |
| && !navPropView.getConsistentEdmNavigationProperties().isEmpty()) { |
| currentEdmEntityType.setNavigationProperties(navPropView.getConsistentEdmNavigationProperties()); |
| } |
| } |
| JPAEdmKeyView keyView = propertyView.getJPAEdmKeyView(); |
| currentEdmEntityType.setKey(keyView.getEdmKey()); |
| |
| consistentEntityTypes.add(currentEdmEntityType); |
| consistentEntityTypeMap.put(currentJPAEntityType.getName(), currentEdmEntityType); |
| } |
| |
| } |
| |
| private boolean isExcluded(final JPAEdmEntityType jpaEdmEntityType) { |
| JPAEdmMappingModelAccess mappingModelAccess = jpaEdmEntityType.getJPAEdmMappingModelAccess(); |
| if (mappingModelAccess != null && mappingModelAccess.isMappingModelExists() |
| && mappingModelAccess.checkExclusionOfJPAEntityType(jpaEdmEntityType.getJPAEntityType().getName())) { |
| return true; |
| } |
| return false; |
| } |
| |
| } |
| |
| private class EntityTypeList<X> extends ArrayList<EntityType> { |
| |
| /** |
| * |
| */ |
| private static final long serialVersionUID = 719079109608251592L; |
| |
| @Override |
| public Iterator<EntityType> iterator() { |
| return new EntityTypeListIterator<X>(size()); |
| } |
| |
| } |
| |
| private class EntityTypeListIterator<E> implements ListIterator<EntityType> { |
| |
| private int size = 0; |
| private int pos = 0; |
| |
| public EntityTypeListIterator(final int listSize) { |
| this.size = listSize; |
| } |
| |
| @Override |
| public void add(final EntityType e) { |
| consistentEntityTypes.add(e); |
| size++; |
| } |
| |
| @Override |
| public boolean hasNext() { |
| if (pos < size) { |
| return true; |
| } |
| |
| return false; |
| } |
| |
| @Override |
| public boolean hasPrevious() { |
| if (pos > 0) { |
| return true; |
| } |
| return false; |
| } |
| |
| @Override |
| public EntityType next() { |
| if (pos < size) { |
| currentEdmEntityType = consistentEntityTypes.get(pos++); |
| return currentEdmEntityType; |
| } |
| |
| return null; |
| } |
| |
| @Override |
| public int nextIndex() { |
| return pos; |
| } |
| |
| @Override |
| public EntityType previous() { |
| if (pos > 0 && pos < size) { |
| currentEdmEntityType = consistentEntityTypes.get(--pos); |
| return currentEdmEntityType; |
| } |
| return null; |
| } |
| |
| @Override |
| public int previousIndex() { |
| if (pos > 0) { |
| return pos - 1; |
| } |
| |
| return 0; |
| } |
| |
| @Override |
| public void remove() { |
| consistentEntityTypes.remove(pos); |
| } |
| |
| @Override |
| public void set(final EntityType e) { |
| consistentEntityTypes.set(pos, e); |
| } |
| |
| } |
| } |