Hi all,
I have a requirement where I need to assign a Objects to a list.
I tried the example given in showcase there is working (in the site).
But It is not assigning to that list
I am also attaching code for your refernce.
---Vamsi
/*
* $Id: PersonAction.java 471756 2006-11-06 15:01:43Z husted $
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package test.actions;
import java.util.ArrayList;
import java.util.List;
import javax.persistence.EntityManager;
import javax.persistence.EntityTransaction;
import javax.persistence.PersistenceUnit;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.hibernate.exception.ConstraintViolationException;
import test.examples.Person;
import com.opensymphony.xwork2.ActionSupport;
@SuppressWarnings("serial")
public class PersonAction extends ActionSupport {
//private Person person;
private List persons = new ArrayList();
private Log _logger = LogFactory.getLog(PersonAction.class);
public List getPersons() {
return persons;
}
public void setPersons(List persons) {
this.persons = persons;
}
@SuppressWarnings("unchecked")
public String save() {
EntityManager e = SfmsEntityManagerFactory.getEntityManager();
EntityTransaction txn =e.getTransaction();
txn.begin();
try{
_logger.error("Person ::::::::::::::::::::::::::");
_logger.error("Person ::::::::::::::::::::::::::");
for (Object object :persons) {
Person person = (Person) object;
_logger.error("Person
::::::::::::::::::::::::::" + person);
e.persist(person);
}
_logger.error("Person ::::::::::::::::::::::::::");
_logger.error("Person ::::::::::::::::::::::::::");
txn.commit();
addActionMessage("Record Added");
read(e);
}catch(ConstraintViolationException e1) {
addActionError("Record Already There");
}catch(IllegalStateException e1){
}catch(Exception e1) {
addActionError("Error Inserting");
txn.rollback();
}
return SUCCESS;
}
private void read(EntityManager e) {
persons = e.createQuery("From Person").getResultList();
}
}package test.examples;
import static javax.persistence.FetchType.LAZY;
import javax.persistence.Basic;
import javax.persistence.Entity;
import javax.persistence.Id;
@Entity
public class Person implements Persister{
@Id
private String name;
@Basic(fetch=LAZY)
private int age;
public String getName() {
return name;
}
public int getAge() {
return age;
}
public void setName(String name) {
this.name = name;
}
public void setAge(int age) {
this.age = age;
}
@Override
public String toString() {
return name + "::::" + age;
}
}
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