information-system-model/src/main/java/org/gcube/informationsystem/types/impl/entities/EntityTypeDefinitionImpl.java

91 lines
2.8 KiB
Java

package org.gcube.informationsystem.types.impl.entities;
import java.io.StringWriter;
import org.gcube.informationsystem.base.reference.entities.BaseEntity;
import org.gcube.informationsystem.base.reference.properties.Header;
import org.gcube.informationsystem.context.reference.entities.Context;
import org.gcube.informationsystem.model.reference.entities.Entity;
import org.gcube.informationsystem.model.reference.entities.Facet;
import org.gcube.informationsystem.model.reference.entities.Resource;
import org.gcube.informationsystem.types.impl.TypeDefinitionImpl;
import org.gcube.informationsystem.types.reference.TypeDefinition;
import org.gcube.informationsystem.types.reference.entities.EntityTypeDefinition;
import org.gcube.informationsystem.utils.ISMapper;
import com.fasterxml.jackson.annotation.JsonTypeName;
@JsonTypeName(value=EntityTypeDefinition.NAME)
public final class EntityTypeDefinitionImpl<E extends BaseEntity> extends TypeDefinitionImpl<E> implements EntityTypeDefinition<E> {
/**
* Generated Serial Version UID
*/
private static final long serialVersionUID = 2614315845213942880L;
private static final String VERTEX_CLASS_NAME = "V";
protected EntityTypeDefinitionImpl() {
super();
}
public EntityTypeDefinitionImpl(Class<E> clz) {
super(clz);
if(Resource.class.isAssignableFrom(clz)){
@SuppressWarnings({"unchecked"})
Class<? extends Resource> c = (Class<? extends Resource>) clz;
this.superClasses = retrieveSuperClasses(c, Resource.class, Entity.NAME);
} else if(Facet.class.isAssignableFrom(clz)){
@SuppressWarnings({"unchecked"})
Class<? extends Facet> c = (Class<? extends Facet>) clz;
this.superClasses = retrieveSuperClasses(c, Facet.class, Entity.NAME);
} else if(EntityTypeDefinition.class.isAssignableFrom(clz)){
this.superClasses = retrieveSuperClasses(clz, BaseEntity.class, VERTEX_CLASS_NAME);
this.superClasses.add(TypeDefinition.class.getSimpleName());
} else if(Context.class.isAssignableFrom(clz)){
this.superClasses = retrieveSuperClasses(clz, BaseEntity.class, VERTEX_CLASS_NAME);
} else {
throw new RuntimeException("Type Hierachy Error");
}
}
/*
* Java does not support multiple inheritance.
* TypeDefinitionImpl is the superclass so that this class does not inherits the methods and field of BaseRelationImpl
* We need to copy them.
*/
protected Header header;
@Override
public Header getHeader() {
return header;
}
@Override
public void setHeader(Header header){
this.header = header;
}
@Override
public String toString(){
StringWriter stringWriter = new StringWriter();
try {
ISMapper.marshal(this, stringWriter);
return stringWriter.toString();
}catch(Exception e){
try {
ISMapper.marshal(this.header, stringWriter);
return stringWriter.toString();
} catch(Exception e1){
return super.toString();
}
}
}
}