?? entitylifecycle.java
字號:
package com.foshanshop.ejb3.bean;
import java.io.Serializable;
import javax.persistence.Column;
import javax.persistence.Entity;
//import javax.persistence.EntityListeners;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import javax.persistence.PostLoad;
import javax.persistence.PostPersist;
import javax.persistence.PostRemove;
import javax.persistence.PostUpdate;
import javax.persistence.PrePersist;
import javax.persistence.PreRemove;
import javax.persistence.PreUpdate;
import javax.persistence.Table;
//import com.foshanshop.ejb3.bean.listener.EntityListenerLogger;
@Entity
@Table(name = "EntityLifecycle")
//@EntityListeners({EntityListenerLogger.class})
public class EntityLifecycle implements Serializable{
private static final long serialVersionUID = 2619167645480125649L;
private Integer id;
private String name;
public EntityLifecycle() {}
public EntityLifecycle(String name) {
this.name = name;
}
@Id
@GeneratedValue
public Integer getId() {
return id;
}
public void setId(Integer id) {
this.id = id;
}
@Column(nullable=false,length=32)
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
@PostLoad
public void postLoad() {
System.out.println("載入了實體Bean{" + this.getClass().getName( ) + "}");
}
@PrePersist
public void PreInsert() {
System.out.println("對實體Bean{" + this.getClass().getName( )+ "}調用了EntityManager.persist()或級聯保存");
}
@PostPersist
public void postInsert() {
System.out.println("在JDBC API層對實體Bean{" + this.getClass().getName( )+ "}執行了插入操作,但事務還未提交");
}
@PreUpdate
public void PreUpdate() {
System.out.println("對實體Bean{" + this.getClass().getName( )+ "}調用了EntityManager.merge()或級聯更新");
}
@PostUpdate
public void PostUpdate() {
System.out.println("在JDBC API層對實體Bean{" + this.getClass().getName( )+ "}執行了更新操作,但事務還未提交");
}
@PreRemove
public void PreRemove() {
System.out.println("對實體Bean{" + this.getClass().getName( )+ "}調用了EntityManager.remove()或級聯刪除");
}
@PostRemove
public void PostRemove() {
System.out.println("實體Bean{" + this.getClass().getName( )+ "}已經從數據庫中刪除");
}
}
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