Признатся честно... не хочю делать дальше... пока с жтим толком не разобрался... оцените и поправть пожалуйста...
| Код |
package web.data;
import java.util.Collection;
import javax.persistence.*;
@Stateless
public class UserBean implements USR {
@PersistenceContext
protected EntityManager em;
public Collection <USR> getUSRData()
{
return em.createQuery("from USRTBL u").getResultList();
}
}
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| Код |
package web.data;
import java.util.Collection;
public interface USR {
public Collection<USR> getUSRData();
}
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| Код |
package web.data;
import javax.persistence.Basic;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import java.io.Serializable;
@Entity
@Table(name="USRTBL")
public class USRTBL implements Serializable {
@Id
@Column(bame="IDUSR",nullable=true)
@GeneratedValue(strategy= GenerationType.AUTO)
private int id;
@Column(bame="USRNAME",nullable=false,length=10)
private String name;
@Column(bame="USRCARID",nullable=true)
private int carid;
public USRTBL() {
// TODO Auto-generated constructor stub
}
public USRTBL(int id,String name,int carid)
{
this.id=id;
this.name=name;
this.carid=carid;
}
/**
* @return Returns the carid.
*/
public int getCarid() {
return carid;
}
/**
* @param carid The carid to set.
*/
public void setCarid(int carid) {
this.carid = carid;
}
/**
* @return Returns the id.
*/
@Id
@GeneratedValue
public int getId() {
return id;
}
/**
* @param id The id to set.
*/
public void setId(int id) {
this.id = id;
}
/**
* @return Returns the name.
*/
public String getName() {
return name;
}
/**
* @param name The name to set.
*/
public void setName(String name) {
this.name = name;
}
}
|
application.xml
| Код |
<?xml version="1.0" encoding="UTF-8"?>
<application xmlns="http://java.sun.com/xml/ns/j2ee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee
http://java.sun.com/xml/ns/j2ee/application_1_4.xsd"
version="1.4">
<display-name>Simple example of application</display-name>
<description>Simple example</description>
<module>
<web>
<web-uri>war/Lab3.war</web-uri>
</web>
</module>
<module>
<ejb>jar/Lab3.jar</ejb>
</module>
</application>
|
Во время билда выдает ошибки...
| Цитата |
[javac] Compiling 3 source files to D:\Java_ws\Lab_3_2\bin
[javac] D:\Java_ws\Lab_3_2\src\web\data\USRTBL.java:5: cannot find symbol
[javac] symbol : class GeneratedValue
[javac] location: package javax.persistence
[javac] import javax.persistence.GeneratedValue;
[javac] ^
[javac] D:\Java_ws\Lab_3_2\src\web\data\USRTBL.java:6: cannot find symbol
[javac] symbol : class GenerationType
[javac] location: package javax.persistence
[javac] import javax.persistence.GenerationType;
[javac] ^
[javac] D:\Java_ws\Lab_3_2\src\web\data\USRTBL.java:16: cannot find symbol
[javac] symbol: class Entity
[javac] @Entity
[javac] ^
[javac] D:\Java_ws\Lab_3_2\src\web\data\USRTBL.java:17: cannot find symbol
[javac] symbol: class Table
[javac] @Table(name="USRTBL")
[javac] ^
[javac] D:\Java_ws\Lab_3_2\src\web\data\USRTBL.java:19: cannot find symbol
[javac] symbol : class Id
[javac] location: class web.data.USRTBL
[javac] @Id
[javac] ^
[javac] D:\Java_ws\Lab_3_2\src\web\data\USRTBL.java:20: cannot find symbol
[javac] symbol : class Column
[javac] location: class web.data.USRTBL
[javac] @Column(bame="IDUSR",nullable=true)
[javac] ^
[javac] D:\Java_ws\Lab_3_2\src\web\data\USRTBL.java:21: cannot find symbol
[javac] symbol : class GeneratedValue
[javac] location: class web.data.USRTBL
[javac] @GeneratedValue(strategy= GenerationType.AUTO)
[javac] ^
[javac] D:\Java_ws\Lab_3_2\src\web\data\USRTBL.java:23: cannot find symbol
[javac] symbol : class Column
[javac] location: class web.data.USRTBL
[javac] @Column(bame="USRNAME",nullable=false,length=10)
[javac] ^
[javac] D:\Java_ws\Lab_3_2\src\web\data\USRTBL.java:25: cannot find symbol
[javac] symbol : class Column
[javac] location: class web.data.USRTBL
[javac] @Column(bame="USRCARID",nullable=true)
[javac] ^
[javac] D:\Java_ws\Lab_3_2\src\web\data\USRTBL.java:56: cannot find symbol
[javac] symbol : class Id
[javac] location: class web.data.USRTBL
[javac] @Id
[javac] ^
[javac] D:\Java_ws\Lab_3_2\src\web\data\USRTBL.java:57: cannot find symbol
[javac] symbol : class GeneratedValue
[javac] location: class web.data.USRTBL
[javac] @GeneratedValue
[javac] ^
[javac] D:\Java_ws\Lab_3_2\src\web\data\UserBean.java:18: cannot find symbol
[javac] symbol: class Stateless
[javac] @Stateless
[javac] ^
[javac] Note: D:\Java_ws\Lab_3_2\src\web\data\UserBean.java uses unchecked or unsafe operations.
[javac] Note: Recompile with -Xlint:unchecked for details.
[javac] 12 errors
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, что б разобратся...
