spring hibernate and struts2 problem

Greenhorn

Posts: 25

posted 6 years ago

hello All

i have a problem in insert into database in my project i used spring hibernate and struts2 in my project. when i click on submit button insert action done well but when i check my database just one field inserted (name ) for another fields just insert 0 and Null can any one help me???

createClassType.jsp

struts.xml

<?xml version="1.0" encoding="UTF-8" ?>  
    <!DOCTYPE struts PUBLIC  
        "-//Apache Software Foundation//DTD Struts Configuration 2.3//EN"  
        "http://struts.apache.org/dtds/struts-2.3.dtd">  
      
    <struts>  
      
        <constant name="struts.custom.i18n.resources" value="resources"/>  
        <package name="default" namespace="/" extends="struts-default">  
      
            <default-action-ref name="index" />  
      
            <global-results>  
                <result name="error">/error.jsp</result>  
            </global-results>  
      
              
      
            <action name="createClassType" class="classTypeAction" method="create">  
                <result name="input">/createClassType.jsp</result>  
                <result name="success">/success.jsp</result>  
            </action>  
      
            <action name="index">  
                <result>/index.jsp</result>  
            </action>  
        </package>  
      
    </struts>

ClassTypeAction.java

package com.example.webapp.struts2.action;  
      
    import com.opensymphony.xwork2.ActionSupport;  
    import com.example.webapp.entity.ClassType;  
    import com.example.webapp.services.ClassTypeService;  
    import org.apache.struts2.interceptor.ParameterAware;  
      
      
    import java.sql.SQLException;  
    import java.util.List;  
    import java.util.Map;  
    import org.apache.struts2.interceptor.RequestAware;  
    import org.springframework.beans.factory.annotation.Autowired;  
    import org.springframework.stereotype.Component;  
      
      
    @Component  
    public class ClassTypeAction extends ActionSupport implements ParameterAware{  
      
        @Autowired  
        ClassTypeService classTypeService;  
          
        Map<String, String[]>  request;  
      
        ClassType classType = new ClassType();    
      
          
      
        public String create(){  
            classTypeService.save(classType);  
                return "success";  
        }  
      
        public String cancel(){  
             return "success";  
        }  
      
          
        public void validate(){  
            if((classType.getName()==null)||(classType.getName().equals(""))){  
                addActionError("Name can't be empty");  
            }  
        }  
      
        public void setClassTypeService(ClassTypeService classTypeService) {  
            this.classTypeService = classTypeService;  
        }  
      
        public void setClassType(ClassType classType) {  
            this.classType = classType;  
        }  
      
        @Override  
        public void setParameters(Map<String, String[]> maps) {  
            request = maps;  
        }  
             
    }

ClassTypeService.java

ClassTypeDao.java

spring-dao.xml

<?xml version="1.0" encoding="UTF-8"?>  
    <beans xmlns="http://www.springframework.org/schema/beans"  
           xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"  
           xmlns:tx="http://www.springframework.org/schema/tx"  
           xmlns:aop="http://www.springframework.org/schema/aop"  
           xmlns:context="http://www.springframework.org/schema/context"  
           xsi:schemaLocation="http://www.springframework.org/schema/beans  
    http://www.springframework.org/schema/beans/spring-beans-3.0.xsd  
        http://www.springframework.org/schema/tx  
        http://www.springframework.org/schema/tx/spring-tx-3.0.xsd  
        http://www.springframework.org/schema/aop  
        http://www.springframework.org/schema/aop/spring-aop-3.0.xsd  
        http://www.springframework.org/schema/context  
               http://www.springframework.org/schema/context/spring-context-3.0.xsd">  
      
          
        <bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource" destroy-method="close">  
            <property name="driverClassName" value="com.mysql.jdbc.Driver"/>  
            <property name="url" value="jdbc:mysql://localhost:3306/database"/>  
            <property name="username" value="root"/>  
            <property name="password" value="****"/>  
        </bean>  
      
        <bean id="sessionFactory" class="org.springframework.orm.hibernate3.annotation.AnnotationSessionFactoryBean">  
            <property name="dataSource" ref="dataSource"/>  
            <property name="configLocation">  
                <value>classpath:hibernate.cfg.xml</value>  
            </property>  
            <property name="packagesToScan">  
                <list>  
                    <value>com.example.*</value>  
                </list>  
            </property>  
        </bean>  
      
        <bean id="txManager"  
            class="org.springframework.orm.hibernate3.HibernateTransactionManager">  
            <property name="dataSource" ref="dataSource" />  
            <property name="sessionFactory" ref="sessionFactory" />  
        </bean>  
      
        <tx:annotation-driven transaction-manager="txManager"/>  
      
    </beans>

hibernate.cfg.xml

<?xml version='1.0' encoding='utf-8'?>  
    <!DOCTYPE hibernate-configuration PUBLIC  
    "-//Hibernate/Hibernate Configuration DTD//EN"  
    "http://hibernate.sourceforge.net/hibernate-configuration-3.0.dtd">  
       
    <hibernate-configuration>  
        <session-factory>  
            <property name="hibernate.connection.driver_class">com.mysql.jdbc.Driver</property>  
            <property name="hibernate.connection.url">jdbc:mysql://localhost:3306/database</property>  
            <property name="hibernate.connection.username">root</property>  
            <property name="hibernate.connection.password">****</property>  
              
            <property name="hibernate.dialect">org.hibernate.dialect.MySQLDialect</property>  
            <property name="hibernate.hbm2ddl.auto">update</property>  
              
            <mapping class="com.example.webapp.entity.ClassType"/>  
        </session-factory>  
       
    </hibernate-configuration>

web.xml

<?xml version="1.0" encoding="UTF-8"?>  
    <web-app id="WebApp_9" version="2.4" 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/web-app_2_4.xsd">  
      
        <display-name>Struts Blank</display-name>  
      
        <context-param>  
            <param-name>contextConfigLocation</param-name>  
            <param-value>  
                /WEB-INF/applicationContext.xml  
                /WEB-INF/spring-dao.xml  
            </param-value>  
        </context-param>  
      
        <listener>  
            <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>  
        </listener>     
          
      
        <filter>  
            <filter-name>struts2</filter-name>  
            <filter-class>org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter</filter-class>  
        </filter>  
      
        <filter-mapping>  
            <filter-name>struts2</filter-name>  
            <url-pattern>/*</url-pattern>  
        </filter-mapping>  
      
    </web-app>

applicationContext.xml

is there any example like this ?

thanks in advance

E Armitage

Rancher

Posts: 989

posted 6 years ago

What are the declarations in the entity?

Also, do some little bit of debugging of your own. Print out values of the objects before calling the save to try and pin point where the problem is.

mehdi chorsi

Greenhorn

Posts: 25

posted 6 years ago

E Armitage wrote:What are the declarations in the entity?

Also, do some little bit of debugging of your own. Print out values of the objects before calling the save to try and pin point where the problem is.

sorry i forgot entity class

this is my entity class

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package com.example.webapp.entity;

import javax.persistence.Entity;
import javax.persistence.Id;

@Entity
public class ClassType {
    @Id
    long id;
    
    String name;
    int minStudents;
    int maxStudents;
    String description;
    
    
    public ClassType(){
        
    }
    
        public ClassType(long id, String name, int min, int max, String description){
        this.id = id;
        this.name = name;
        this.minStudents = min;
        this.maxStudents = max;
        this.description = description;

}
    
    public ClassType(String name, int min, int max, String description){
        this.name = name;
        this.minStudents = min;
        this.maxStudents = max;
        this.description = description;
        
    }

public long getId() {
        return id;
    }

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

public String getName() {
        return name;
    }

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

public int getMinStudents() {
        return minStudents;
    }

public void setMinStudents(int minStudents) {
        this.minStudents = minStudents;
    }

public int getMaxStudents() {
        return maxStudents;
    }

public void setMaxStudents(int maxStudents) {
        this.maxStudents = maxStudents;
    }

public String getDescription() {
        return description;
    }

public void setDescription(String description) {
        this.description = description;
    }
    
    
    
}

mehdi chorsi

Greenhorn

Posts: 25

posted 6 years ago

i'm new in java please help me if you can

It is sorta covered in the JavaRanch Style Guide.

spring hibernate and struts2 problem

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