gistfile1.java

package com.talkwheel.model;

import java.util.List;
import java.util.concurrent.Callable;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.EntityManager;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.Transient;
import javax.persistence.Version;

import com.google.inject.Inject;
import com.talkwheel.server.rfactory.KernelImpl;

//import org.springframework.beans.factory.annotation.Configurable;
//import org.springframework.roo.addon.entity.RooEntity;
//import org.springframework.roo.addon.javabean.RooJavaBean;
//import org.springframework.roo.addon.tostring.RooToString;
//import org.springframework.transaction.annotation.Transactional;

@SuppressWarnings({"JpaQlInspection"})
//@Configurable
@Entity
//@RooJavaBean
//@RooToString(toStringMethod = "rooToString")
//@RooEntity
public class TwAttachment {
  private String name;
  private String type;
  private String url;
  private Integer len;
  private Long id;
  Integer version;
  @com.google.inject.Inject
  transient private EntityManager entityManager;

  public static final EntityManager entityManager() {
    return KernelImpl.INJECTOR.getInstance(EntityManager.class);
  }


  public String getName() {
    return this.name;
  }

  public void setName(String name) {
    this.name = name;
  }

  public String getType() {
    return this.type;
  }

  public void setType(String type) {
    this.type = type;
  }

  public String getUrl() {
    return this.url;
  }

  public void setUrl(String url) {
    this.url = url;
  }

  public Integer getLen() {
    return this.len;
  }

  public void setLen(Integer len) {
    this.len = len;
  }

  public String rooToString() {
    StringBuilder sb = new StringBuilder();
    sb.append("Name: ").append(getName()).append(", ");
    sb.append("Type: ").append(getType()).append(", ");
    sb.append("Url: ").append(getUrl()).append(", ");
    sb.append("Len: ").append(getLen());
    return sb.toString();
  }

/*
  @PersistenceContext
  @com.google.inject.Inject
  transient EntityManager entityManager;

  @Id
  @GeneratedValue(strategy = GenerationType.AUTO)
  @Column(name = "id")
  private Long id;

  @Version
  @Column(name = "version")
  Integer version;

  public Long getId() {
    return this.id;
  }

  public void setId(Long id) {
    this.id = id;
  }

  public Integer getVersion() {
    return this.version;
  }

  public void setVersion(Integer version) {
    this.version = version;
  }

  //@com.google.inject.persist.Transactional
  public void persist() {
    ModelTx.persist(this);
  }

  //@com.google.inject.persist.Transactional
  public void remove() {
    ModelTx.remove(this, TwAttachment.class);
  }

  //@com.google.inject.persist.Transactional
  public void flush() {
    ModelTx.flush();
  }

  //@com.google.inject.persist.Transactional
  public TwAttachment merge() {
    return ModelTx.merge(this);
  }

  public static final EntityManager entityManager() {
    return ModelTx.entityManager();
  }
*/

  public static long countTwAttachments() {
    return TwItem.entityManager().createQuery("select count(o) from TwAttachment o", Long.class).getSingleResult();
  }

  public static List<TwAttachment> findAllTwAttachments() {
    return TwItem.entityManager().createQuery("select o from TwAttachment o", TwAttachment.class).getResultList();
  }

  public static TwAttachment findTwAttachment(Long id) {
    if (id == null) return null;
    return TwItem.entityManager().find(TwAttachment.class, id);
  }

  public static List<TwAttachment> findTwAttachmentEntries(int firstResult, int maxResults) {
    return TwItem.entityManager().createQuery("select o from TwAttachment o", TwAttachment.class).setFirstResult(firstResult).setMaxResults(maxResults).getResultList();
  }

  @Id
  @GeneratedValue(strategy = GenerationType.AUTO)
  @Column(name = "id")
  public Long getId() {
    return this.id;
  }

  public void setId(Long id) {
    this.id = id;
  }

  @Version
  @Column(name = "version")
  public Integer getVersion() {
    return this.version;
  }

  public void setVersion(Integer version) {
    this.version = version;
  }

  public void persist() {
    if (this.getEntityManager() == null)
      this.setEntityManager(TwItem.entityManager());
    this.getEntityManager().persist(this);
  }

  //@com.google.inject.persist.Transactional
  public <T> void remove() {
    if (this.getEntityManager() == null)
      this.setEntityManager(TwItem.entityManager());
    if (this.getEntityManager().contains(this)) {
      this.getEntityManager().remove(this);
    } else {
      T attached = getEntityManager().<T>find((Class<T>) getClass(), this.getId());
      this.getEntityManager().remove(attached);
    }
  }

  //@com.google.inject.persist.Transactional
  public void flush() {
    if (this.getEntityManager() == null)
      this.setEntityManager(TwItem.entityManager());
    this.getEntityManager().flush();
  }

  //@com.google.inject.persist.Transactional
  public <T> T merge() {
    if (this.getEntityManager() == null)
      this.setEntityManager(TwItem.entityManager());
    T merged = (T) this.getEntityManager().merge(this);
    this.getEntityManager().flush();
    return merged;
  }

  @Transient
  public EntityManager getEntityManager() {
    return entityManager;
  }

  public void setEntityManager(EntityManager entityManager) {
    this.entityManager = entityManager;
  }

  private static class EntityManagerCallable implements Callable<EntityManager> {
    @Inject
    EntityManager em;

    @Override
    public EntityManager call() throws Exception {
      return em;
    }
  }
}