package org.apache.usergrid.persistence.collection.util;


import java.lang.reflect.Field;
import java.util.UUID;

import org.apache.commons.lang3.reflect.FieldUtils;

import org.apache.usergrid.persistence.model.entity.Entity;
import org.apache.usergrid.persistence.model.entity.Id;

import com.sun.javafx.geom.transform.Identity;


/** @author tnine */
public class EntityUtils {

    private  static final Field VERSION = FieldUtils.getField( Entity.class, "version", true);

    private  static final Field ID = FieldUtils.getField( Entity.class, "id", true );

    /**
     * Set the version into the entity
     * @param entity
     * @param version
     */
    public static void setVersion(Entity entity, UUID version){

        try {
            FieldUtils.writeField( VERSION, entity , version, true );
        }
        catch ( IllegalAccessException e ) {
            throw new RuntimeException( "Unable to set the field " + VERSION + " into the entity", e );
        }
    }


    /**
     * Set the id into the entity
     * @param entity
     * @param id
     */
    public static void setId(Entity entity, Id id){
        try {
            FieldUtils.writeField( ID, entity , id, true );
        }
        catch ( IllegalAccessException e ) {
            throw new RuntimeException( "Unable to set the field " + ID + " into the entity", e );
        }

    }

}

package org.apache.usergrid.persistence.collection.util;


import java.lang.reflect.Field;
import java.util.UUID;

import org.apache.commons.lang3.reflect.FieldUtils;

import org.apache.usergrid.persistence.model.entity.Entity;
import org.apache.usergrid.persistence.model.entity.Id;

/** @author tnine */
public class EntityUtils {

    private  static final Field VERSION = FieldUtils.getField( Entity.class, "version", true);

    private  static final Field ID = FieldUtils.getField( Entity.class, "id", true );

    /**
     * Set the version into the entity
     * @param entity
     * @param version
     */
    public static void setVersion(Entity entity, UUID version){

        try {
            FieldUtils.writeField( VERSION, entity , version, true );
        }
        catch ( IllegalAccessException e ) {
            throw new RuntimeException( "Unable to set the field " + VERSION + " into the entity", e );
        }
    }


    /**
     * Set the id into the entity
     * @param entity
     * @param id
     */
    public static void setId(Entity entity, Id id){
        try {
            FieldUtils.writeField( ID, entity , id, true );
        }
        catch ( IllegalAccessException e ) {
            throw new RuntimeException( "Unable to set the field " + ID + " into the entity", e );
        }

    }

}

Remove unnecessary import