146 lines
4.4 KiB
Java
146 lines
4.4 KiB
Java
package org.gcube.informationsystem.types.impl.entities;
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import java.io.StringWriter;
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import java.util.HashSet;
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import java.util.Set;
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import org.gcube.com.fasterxml.jackson.annotation.JsonIgnore;
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import org.gcube.com.fasterxml.jackson.annotation.JsonTypeName;
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import org.gcube.informationsystem.base.reference.AccessType;
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import org.gcube.informationsystem.base.reference.entities.EntityElement;
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import org.gcube.informationsystem.contexts.reference.entities.Context;
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import org.gcube.informationsystem.model.reference.entities.Facet;
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import org.gcube.informationsystem.model.reference.entities.Resource;
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import org.gcube.informationsystem.model.reference.properties.Metadata;
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import org.gcube.informationsystem.queries.templates.reference.entities.QueryTemplate;
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import org.gcube.informationsystem.serialization.ElementMapper;
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import org.gcube.informationsystem.types.impl.TypeImpl;
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import org.gcube.informationsystem.types.reference.entities.EntityType;
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import org.gcube.informationsystem.types.reference.entities.FacetType;
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import org.gcube.informationsystem.types.reference.entities.ResourceType;
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/**
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* @author Luca Frosini (ISTI - CNR)
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*/
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@JsonTypeName(value=EntityType.NAME)
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public class EntityTypeImpl extends TypeImpl implements EntityType {
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/**
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* Generated Serial Version UID
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*/
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private static final long serialVersionUID = 2614315845213942880L;
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private static Set<String> entityTypeAccesTypes;
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static {
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entityTypeAccesTypes = new HashSet<>();
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entityTypeAccesTypes.add(EntityType.NAME);
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entityTypeAccesTypes.add(ResourceType.NAME);
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entityTypeAccesTypes.add(FacetType.NAME);
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}
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// private static final String VERTEX_CLASS_NAME = "V";
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public static EntityType getEntityTypeDefinitionInstance(Class<? extends EntityElement> clz) {
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if(Resource.class.isAssignableFrom(clz)) {
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@SuppressWarnings("unchecked")
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Class<? extends Resource> c = (Class<? extends Resource>) clz;
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return new ResourceTypeImpl((Class<? extends Resource>) c);
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} else if(Facet.class.isAssignableFrom(clz)){
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@SuppressWarnings("unchecked")
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Class<? extends Facet> c = (Class<? extends Facet>) clz;
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return new FacetTypeImpl(c);
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}
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return new EntityTypeImpl(clz);
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}
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protected EntityTypeImpl() {
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super();
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}
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public EntityTypeImpl(Class<? extends EntityElement> clz) {
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super(clz);
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if(EntityType.class.isAssignableFrom(clz)){
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@SuppressWarnings("unchecked")
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Class<? extends EntityType> c = (Class<? extends EntityType>) clz;
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this.superClasses = retrieveSuperClasses(c, EntityType.class, EntityElement.NAME);
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} else if(Context.class.isAssignableFrom(clz)){
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@SuppressWarnings("unchecked")
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Class<? extends Context> c = (Class<? extends Context>) clz;
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this.superClasses = retrieveSuperClasses(c, Context.class, EntityElement.NAME);
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} else if(QueryTemplate.class.isAssignableFrom(clz)){
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@SuppressWarnings("unchecked")
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Class<? extends QueryTemplate> c = (Class<? extends QueryTemplate>) clz;
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this.superClasses = retrieveSuperClasses(c, QueryTemplate.class, EntityElement.NAME);
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} else if(EntityElement.class.isAssignableFrom(clz)){
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this.superClasses = retrieveSuperClasses(clz, EntityElement.class, null);
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} else {
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throw new RuntimeException("Type Hierachy Error for class " + clz.getSimpleName());
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}
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this.properties = retrieveListOfProperties(clz);
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}
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/*
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* Java does not support multiple inheritance.
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* TypeDefinitionImpl is the superclass so that this class does not inherits the methods and field of BaseRelationImpl
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* We need to copy them.
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*/
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protected Metadata metadata;
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@Override
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public Metadata getMetadata() {
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return metadata;
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}
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@Override
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public void setMetadata(Metadata metadata){
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this.metadata = metadata;
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}
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@Override
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public String toString(){
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StringWriter stringWriter = new StringWriter();
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try {
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ElementMapper.marshal(this, stringWriter);
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return stringWriter.toString();
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}catch(Exception e){
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try {
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ElementMapper.marshal(this.metadata, stringWriter);
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return stringWriter.toString();
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} catch(Exception e1){
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return super.toString();
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}
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}
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}
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@Override
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@JsonIgnore
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public AccessType getAccessType() {
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if(name.compareTo(Context.NAME)==0) {
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return AccessType.CONTEXT;
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}
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if(name.compareTo(EntityElement.NAME)==0) {
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return AccessType.ENTITY_ELEMENT;
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}
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if(name.compareTo(QueryTemplate.NAME)==0) {
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return AccessType.QUERY_TEMPLATE;
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}
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if(entityTypeAccesTypes.contains(name)) {
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return AccessType.ENTITY_TYPE;
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}
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return AccessType.ENTITY;
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}
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}
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