OrientDB memo

VertexRegisterImpl.java

package test.jpa;

import java.lang.reflect.Field;

import com.orientechnologies.orient.core.metadata.schema.OClass;
import com.tinkerpop.blueprints.impls.orient.OrientGraph;
import com.tinkerpop.blueprints.impls.orient.OrientVertex;
import com.tinkerpop.blueprints.impls.orient.OrientVertexType;

public class VertexRegisterImpl implements VertexRegister{

  @Override
  public<T extends OrientVertex> void regist(OrientGraph graph, Class<T> vertexClass) {
    String clazzName=vertexClass.getSimpleName();
    Class<?> superClazz=vertexClass.getSuperclass();
    String superClazzName=superClazz.equals(OrientVertex.class)?
        OClass.VERTEX_CLASS_NAME :
        superClazz.getSimpleName();
    OrientVertexType type=graph.createVertexType(clazzName, superClazzName);
    this.registProperty(type, vertexClass);
  }

  @Override
  public <V extends OrientVertex> void registProperty(OrientVertexType type, Class<V> vertexClass) {
    Field[] fields=vertexClass.getDeclaredFields();
    for (Field field : fields) {
      OProperty annotation=field.getAnnotation(OProperty.class);
      if(annotation==null)continue;
      type.createProperty(field.getName(),annotation.getType());
    }
  }


}