org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'jTransactionManager' defined in class path resource [c3p0.xml]: Cannot resolve reference to bean 'sessionFactory' while setting bean property 'sessionFactory'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sessionFactory' defined in class path resource [context.xml]: Invocation of init method failed; nested exception is org.hibernate.AnnotationException: A Foreign key refering com.fab40.service.pojos.Article from com.fab40.service.pojos.ArticleComment has the wrong number of column. should be 2
   at org.springframework.beans.factory.support.BeanDefinitionValueResolver.resolveReference(BeanDefinitionValueResolver.java:328)
   at org.springframework.beans.factory.support.BeanDefinitionValueResolver.resolveValueIfNecessary(BeanDefinitionValueResolver.java:106)
   at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyPropertyValues(AbstractAutowireCapableBeanFactory.java:1317)
   at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1076)
   at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:517)
   at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:456)
   at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:291)
   at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
   at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:288)
   at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:190)
   at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:563)
   at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:872)
   at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:423)
   at org.springframework.web.context.ContextLoader.createWebApplicationContext(ContextLoader.java:276)
   at org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:197)
   at org.springframework.web.context.ContextLoaderListener.contextInitialized(ContextLoaderListener.java:47)
   at org.mortbay.jetty.handler.ContextHandler.startContext(ContextHandler.java:548)
   at org.mortbay.jetty.servlet.Context.startContext(Context.java:136)
   at org.mortbay.jetty.webapp.WebAppContext.startContext(WebAppContext.java:1234)
   at org.mortbay.jetty.handler.ContextHandler.doStart(ContextHandler.java:517)
   at org.mortbay.jetty.webapp.WebAppContext.doStart(WebAppContext.java:460)
   at org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:50)
   at org.mortbay.jetty.handler.HandlerWrapper.doStart(HandlerWrapper.java:130)
   at org.mortbay.jetty.Server.doStart(Server.java:222)
   at org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:50)
   at com.fab40.StandAlone.main(StandAlone.java:27)
Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sessionFactory' defined in class path resource [context.xml]: Invocation of init method failed; nested exception is org.hibernate.AnnotationException: A Foreign key refering com.fab40.service.pojos.Article from com.fab40.service.pojos.ArticleComment has the wrong number of column. should be 2
   at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1412)
   at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:519)
   at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:456)
   at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:291)
   at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
   at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:288)
   at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:190)
   at org.springframework.beans.factory.support.BeanDefinitionValueResolver.resolveReference(BeanDefinitionValueResolver.java:322)
   ... 25 more
Caused by: org.hibernate.AnnotationException: A Foreign key refering com.fab40.service.pojos.Article from com.fab40.service.pojos.ArticleComment has the wrong number of column. should be 2
   at org.hibernate.cfg.annotations.TableBinder.bindFk(TableBinder.java:421)
   at org.hibernate.cfg.ToOneFkSecondPass.doSecondPass(ToOneFkSecondPass.java:111)
   at org.hibernate.cfg.AnnotationConfiguration.processEndOfQueue(AnnotationConfiguration.java:541)
   at org.hibernate.cfg.AnnotationConfiguration.processFkSecondPassInOrder(AnnotationConfiguration.java:523)
   at org.hibernate.cfg.AnnotationConfiguration.secondPassCompile(AnnotationConfiguration.java:380)
   at org.hibernate.cfg.Configuration.buildMappings(Configuration.java:1206)
   at org.springframework.orm.hibernate3.LocalSessionFactoryBean.buildSessionFactory(LocalSessionFactoryBean.java:717)
   at org.springframework.orm.hibernate3.AbstractSessionFactoryBean.afterPropertiesSet(AbstractSessionFactoryBean.java:211)
   at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1469)
   at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1409)
   ... 32 more
*** ERROR [main]: Failed startup of context org.mortbay.jetty.webapp.WebAppContext@1b1c7295{/,src/webapp}
org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'jTransactionManager' defined in class path resource [c3p0.xml]: Cannot resolve reference to bean 'sessionFactory' while setting bean property 'sessionFactory'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sessionFactory' defined in class path resource [context.xml]: Invocation of init method failed; nested exception is org.hibernate.AnnotationException: A Foreign key refering com.fab40.service.pojos.Article from com.fab40.service.pojos.ArticleComment has the wrong number of column. should be 2
   at org.springframework.beans.factory.support.BeanDefinitionValueResolver.resolveReference(BeanDefinitionValueResolver.java:328)
   at org.springframework.beans.factory.support.BeanDefinitionValueResolver.resolveValueIfNecessary(BeanDefinitionValueResolver.java:106)
   at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyPropertyValues(AbstractAutowireCapableBeanFactory.java:1317)
   at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1076)
   at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:517)
   at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:456)
   at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:291)
   at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
   at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:288)
   at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:190)
   at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:563)
   at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:872)
   at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:423)
   at org.springframework.web.context.ContextLoader.createWebApplicationContext(ContextLoader.java:276)
   at org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:197)
   at org.springframework.web.context.ContextLoaderListener.contextInitialized(ContextLoaderListener.java:47)
   at org.mortbay.jetty.handler.ContextHandler.startContext(ContextHandler.java:548)
   at org.mortbay.jetty.servlet.Context.startContext(Context.java:136)
   at org.mortbay.jetty.webapp.WebAppContext.startContext(WebAppContext.java:1234)
   at org.mortbay.jetty.handler.ContextHandler.doStart(ContextHandler.java:517)
   at org.mortbay.jetty.webapp.WebAppContext.doStart(WebAppContext.java:460)
   at org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:50)
   at org.mortbay.jetty.handler.HandlerWrapper.doStart(HandlerWrapper.java:130)
   at org.mortbay.jetty.Server.doStart(Server.java:222)
   at org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:50)
   at com.fab40.StandAlone.main(StandAlone.java:27)
Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sessionFactory' defined in class path resource [context.xml]: Invocation of init method failed; nested exception is org.hibernate.AnnotationException: A Foreign key refering com.fab40.service.pojos.Article from com.fab40.service.pojos.ArticleComment has the wrong number of column. should be 2
   at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1412)
   at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:519)
   at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:456)
   at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:291)
   at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
   at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:288)
   at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:190)
   at org.springframework.beans.factory.support.BeanDefinitionValueResolver.resolveReference(BeanDefinitionValueResolver.java:322)
   ... 25 more
Caused by: org.hibernate.AnnotationException: A Foreign key refering com.fab40.service.pojos.Article from com.fab40.service.pojos.ArticleComment has the wrong number of column. should be 2
   at org.hibernate.cfg.annotations.TableBinder.bindFk(TableBinder.java:421)
   at org.hibernate.cfg.ToOneFkSecondPass.doSecondPass(ToOneFkSecondPass.java:111)
   at org.hibernate.cfg.AnnotationConfiguration.processEndOfQueue(AnnotationConfiguration.java:541)
   at org.hibernate.cfg.AnnotationConfiguration.processFkSecondPassInOrder(AnnotationConfiguration.java:523)
   at org.hibernate.cfg.AnnotationConfiguration.secondPassCompile(AnnotationConfiguration.java:380)
   at org.hibernate.cfg.Configuration.buildMappings(Configuration.java:1206)
   at org.springframework.orm.hibernate3.LocalSessionFactoryBean.buildSessionFactory(LocalSessionFactoryBean.java:717)
   at org.springframework.orm.hibernate3.AbstractSessionFactoryBean.afterPropertiesSet(AbstractSessionFactoryBean.java:211)
   at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1469)
   at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1409)
   ... 32 more
*** ERROR [main]: Nested in org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'jTransactionManager' defined in class path resource [c3p0.xml]: Cannot resolve reference to bean 'sessionFactory' while setting bean property 'sessionFactory'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sessionFactory' defined in class path resource [context.xml]: Invocation of init method failed; nested exception is org.hibernate.AnnotationException: A Foreign key refering com.fab40.service.pojos.Article from com.fab40.service.pojos.ArticleComment has the wrong number of column. should be 2:
org.hibernate.AnnotationException: A Foreign key refering com.fab40.service.pojos.Article from com.fab40.service.pojos.ArticleComment has the wrong number of column. should be 2
   at org.hibernate.cfg.annotations.TableBinder.bindFk(TableBinder.java:421)
   at org.hibernate.cfg.ToOneFkSecondPass.doSecondPass(ToOneFkSecondPass.java:111)
   at org.hibernate.cfg.AnnotationConfiguration.processEndOfQueue(AnnotationConfiguration.java:541)
   at org.hibernate.cfg.AnnotationConfiguration.processFkSecondPassInOrder(AnnotationConfiguration.java:523)
   at org.hibernate.cfg.AnnotationConfiguration.secondPassCompile(AnnotationConfiguration.java:380)
   at org.hibernate.cfg.Configuration.buildMappings(Configuration.java:1206)
   at org.springframework.orm.hibernate3.LocalSessionFactoryBean.buildSessionFactory(LocalSessionFactoryBean.java:717)
   at org.springframework.orm.hibernate3.AbstractSessionFactoryBean.afterPropertiesSet(AbstractSessionFactoryBean.java:211)
   at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1469)
   at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1409)
   at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:519)
   at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:456)
   at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:291)
   at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
   at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:288)
   at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:190)
   at org.springframework.beans.factory.support.BeanDefinitionValueResolver.resolveReference(BeanDefinitionValueResolver.java:322)
   at org.springframework.beans.factory.support.BeanDefinitionValueResolver.resolveValueIfNecessary(BeanDefinitionValueResolver.java:106)
   at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyPropertyValues(AbstractAutowireCapableBeanFactory.java:1317)
   at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1076)
   at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:517)
   at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:456)
   at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:291)
   at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
   at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:288)
   at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:190)
   at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:563)
   at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:872)
   at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:423)
   at org.springframework.web.context.ContextLoader.createWebApplicationContext(ContextLoader.java:276)
   at org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:197)
   at org.springframework.web.context.ContextLoaderListener.contextInitialized(ContextLoaderListener.java:47)
   at org.mortbay.jetty.handler.ContextHandler.startContext(ContextHandler.java:548)
   at org.mortbay.jetty.servlet.Context.startContext(Context.java:136)
   at org.mortbay.jetty.webapp.WebAppContext.startContext(WebAppContext.java:1234)
   at org.mortbay.jetty.handler.ContextHandler.doStart(ContextHandler.java:517)
   at org.mortbay.jetty.webapp.WebAppContext.doStart(WebAppContext.java:460)
   at org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:50)
   at org.mortbay.jetty.handler.HandlerWrapper.doStart(HandlerWrapper.java:130)
   at org.mortbay.jetty.Server.doStart(Server.java:222)
   at org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:50)
   at com.fab40.StandAlone.main(StandAlone.java:27)
*** INFO  [main]: Started [email protected]:8090

package com.fab40.service.pojos;

import com.base.persistance.defaults.defaulters.DefaultBooleanValue;
import com.base.persistance.pojo.IndexedDatedPojo;
import com.fab40.annotations.PostablePage;
import com.fab40.annotations.VoteComment;
import com.fab40.pages.ViewArticle;
import org.hibernate.annotations.*;
import org.hibernate.search.annotations.Field;
import org.hibernate.search.annotations.Index;
import org.hibernate.search.annotations.Indexed;
import org.hibernate.search.annotations.Store;

import javax.persistence.*;
import javax.persistence.CascadeType;
import javax.persistence.Entity;
import javax.persistence.OrderBy;
import javax.persistence.Table;
import javax.validation.constraints.NotNull;
import java.util.Date;
import java.util.HashSet;
import java.util.Set;

@Entity
@org.hibernate.annotations.Entity(dynamicUpdate = true, selectBeforeUpdate = true, dynamicInsert = true)
@Indexed
@Table(name = "articles")
@org.hibernate.annotations.Cache(usage = CacheConcurrencyStrategy.NONSTRICT_READ_WRITE)
@PostablePage(pageClass = ViewArticle.class)
@VoteComment(clazz = ArticleComment.class)
public class Article extends IndexedDatedPojo implements IPicturePostable, ICategoryPostable, ISlug, IVote, IPublish {
    private static final long serialVersionUID = 1L;

    @Column(name = "up_vote_count", nullable = false)
    private int upVoteCount = 0;
    @Column(name = "down_vote_count", nullable = false)
    private int downVoteCount = 0;

    @Field(index = Index.TOKENIZED, store = Store.NO)
    @Column(name = "subject", nullable = false, unique = true)
    private String subject;

    @Lob
    @Column(name = "json", nullable = true)
    private String json;

    @ManyToOne
    @JoinColumn(name = "user_id", nullable = false)
    private User user;

    @Column(name = "slug", nullable = false, unique = true)
    private String slug;

    @Lob
    @Field(index = Index.TOKENIZED, store = Store.NO)
    @Column(name = "body", nullable = false)
    private String body;

    @NotNull
    @ManyToOne(fetch = FetchType.EAGER)
    @JoinColumn(name = "category_id", nullable = false)
    private Category category;

    @Column(name = "image", nullable = false)
    private String image;

    @Column(name = "popularity", nullable = false)
    private int popularity;

    @Column(name = "producer_url", nullable = false)
    private String producerUrl;

    @Column(name = "author", nullable = false)
    private String author;

    @DefaultBooleanValue(true)
    @Column(name = "published", nullable = false)
    private Boolean published;

    @Column(name = "date_published")
    private Date datePublished;

    @OneToMany(targetEntity = ArticleComment.class, mappedBy = "article", cascade = {CascadeType.ALL}, fetch = FetchType.LAZY)
    @Cascade(value = org.hibernate.annotations.CascadeType.DELETE_ORPHAN)
    @OrderBy("created asc")
    private Set<IComment> comments = new HashSet<IComment>();

    public String getSubject() {
        return subject;
    }

    public void setSubject(final String subject) {
        this.subject = subject;
    }

    public String getBody() {
        return body;
    }

    public void setBody(final String body) {
        this.body = body;
    }

    public Category getCategory() {
        return category;
    }

    public void setCategory(final Category category) {
        this.category = category;
    }

    public void setImage(final String image) {
        this.image = image;
    }

    public String getImage() {
        return image;
    }

    public void setProducerUrl(final String producerUrl) {
        this.producerUrl = producerUrl;
    }

    public String getProducerUrl() {
        return producerUrl;
    }

    public void setAuthor(final String author) {
        this.author = author;
    }

    public String getAuthor() {
        return author;
    }

    public void setPublished(final Boolean published) {
        this.published = published;
    }

    public Boolean getPublished() {
        return published;
    }

    public void setComments(final Set<IComment> comments) {
        this.comments = comments;
    }

    public Set<IComment> getComments() {
        return comments;
    }

    public void setPopularity(final int popularity) {
        this.popularity = popularity;
    }
    public int getPopularity() {
        return popularity;
    }

    public void setUser(final User user) {
        this.user = user;
    }

    public User getUser() {
        return user;
    }

    public void setSlug(final String slug) {
        this.slug = slug;
    }

    public String getSlug() {
        return slug;
    }

    public void setUpVoteCount(final int upVoteCount) {
        this.upVoteCount = upVoteCount;
    }

    public int getUpVoteCount() {
        return upVoteCount;
    }

    public void setDownVoteCount(final int downVoteCount) {
        this.downVoteCount = downVoteCount;
    }

    public int getDownVoteCount() {
        return downVoteCount;
    }

    public void setDatePublished(final Date datePublished) {
        this.datePublished = datePublished;
    }

    public Date getDatePublished() {
        return datePublished;
    }

    public String getJson() {
        return json;
    }

    public void setJson(String json) {
        this.json = json;
    }
}

package com.fab40.service.pojos;

import com.base.persistance.pojo.DatedPojo;
import org.hibernate.annotations.Cache;
import org.hibernate.annotations.*;

import javax.persistence.CascadeType;
import javax.persistence.*;
import javax.persistence.Entity;
import javax.persistence.Table;
import java.util.HashSet;
import java.util.Set;

@Entity
@org.hibernate.annotations.Entity(dynamicUpdate = true, selectBeforeUpdate = true, dynamicInsert = true)
@Table(name = "article_comments")
@Cache(usage = CacheConcurrencyStrategy.NONSTRICT_READ_WRITE)
public class ArticleComment extends DatedPojo implements IComment, IFeed, IVote {
    private static final long serialVersionUID = 1L;

    @Column(name = "up_vote_count", nullable = false)
    private int upVoteCount = 0;
    @Column(name = "down_vote_count", nullable = false)
    private int downVoteCount = 0;

    @OneToMany(mappedBy = "articleComment", cascade = CascadeType.ALL)
    @Cascade(value = org.hibernate.annotations.CascadeType.DELETE_ORPHAN)
    @LazyCollection(LazyCollectionOption.EXTRA)
    private Set<FeedAction> feedActions = new HashSet<FeedAction>();

    @ManyToOne
    @JoinColumn(name = "user_id", nullable = false)
    private User user;

    @ManyToOne(optional = false)
    @JoinColumn(name = "article_id", nullable = false)
    private Article article;

    @Lob
    @Column(name = "body", nullable = false)
    private String body;

    public User getUser() {
        return user;
    }

    public void setUser(final User user) {
        this.user = user;
    }

    public Article getArticle() {
        return article;
    }

    public void setArticle(final Article article) {
        this.article = article;
    }

    public String getBody() {
        return body;
    }

    public void setBody(final String body) {
        this.body = body;
    }

    public IPostable getPostable() {
        return article;
    }

    public void setPostable(final IPostable postable) {
        article = (Article) postable;
    }

    public void setFeedActions(final Set<FeedAction> feedActions) {
        this.feedActions = feedActions;
    }

    public Set<FeedAction> getFeedActions() {
        return feedActions;
    }

    public void setUpVoteCount(final int upVoteCount) {
        this.upVoteCount = upVoteCount;
    }

    public int getUpVoteCount() {
        return upVoteCount;
    }

    public void setDownVoteCount(final int downVoteCount) {
        this.downVoteCount = downVoteCount;
    }

    public int getDownVoteCount() {
        return downVoteCount;
    }

}

package com.base.persistance.pojo;

import java.io.Serializable;
import java.util.Date;

import javax.persistence.Column;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.MappedSuperclass;
import javax.persistence.Temporal;
import javax.persistence.TemporalType;

import com.base.persistance.defaults.defaulters.DefaultDateValue;
import com.base.persistance.defaults.defaulters.DateSaveType.DateSave;

@MappedSuperclass
public abstract class DatedPojo implements Serializable, BasePojo {

   @Id
   @GeneratedValue(strategy = GenerationType.IDENTITY)
   private int id;

   @DefaultDateValue(DateSave.SAVE_CREATED)
   @Column(name = "created", nullable = false)
   @Temporal(TemporalType.TIMESTAMP)
   private Date created = new Date();

   @DefaultDateValue(DateSave.SAVE_UPDATED)
   @Column(name = "updated", nullable = false)
   @Temporal(TemporalType.TIMESTAMP)
   private Date updated = new Date();

   public DatedPojo() {
   }

   public DatedPojo(final int id) {
      this.id = id;
   }

   /*
    * (non-Javadoc)
    *
    * @see com.base.persistance.pojo.BasePojo#setCreated(java.util.Date)
    */
   public void setCreated(final Date created) {
      this.created = created;
   }

   /*
    * (non-Javadoc)
    *
    * @see com.base.persistance.pojo.BasePojo#getCreated()
    */
   public Date getCreated() {
      return created;
   }

   /*
    * (non-Javadoc)
    *
    * @see com.base.persistance.pojo.BasePojo#setUpdated(java.util.Date)
    */
   public void setUpdated(final Date updated) {
      this.updated = updated;
   }

   /*
    * (non-Javadoc)
    *
    * @see com.base.persistance.pojo.BasePojo#getUpdated()
    */
   public Date getUpdated() {
      return updated;
   }

   /*
    * (non-Javadoc)
    *
    * @see com.base.persistance.pojo.BasePojo#setId(long)
    */
   public void setId(final int id) {
      this.id = id;
   }

   /*
    * (non-Javadoc)
    *
    * @see com.base.persistance.pojo.BasePojo#getId()
    */
   public int getId() {
      return id;
   }

   @Override
   public boolean equals(final Object obj) {
      if (this == obj) {
         return true;
      }

      if (obj == null) {
         return false;
      }

      BasePojo p = (BasePojo) obj;

      if (getId() == 0 || p.getId() == 0) {
         return false;
      }

      if (this.getId() == p.getId()) {
         return true;
      } else {
         return false;
      }
   }

   @Override
   public int hashCode() {
      return 29 + this.getId();
   }
}

package com.base.persistance.pojo;

import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.MappedSuperclass;

import org.hibernate.search.annotations.DocumentId;

@MappedSuperclass
public abstract class IndexedDatedPojo extends DatedPojo {
   private static final long serialVersionUID = 1L;

   @Id
   @DocumentId
   @GeneratedValue(strategy = GenerationType.IDENTITY)
   private int id;

   @Override
   public void setId(final int id) {
      this.id = id;
   }

   @Override
   public int getId() {
      return id;
   }
}