Insert data into DB using Service Builder

       

Create a New Liferay project

Right click on the project àNew àLiferay Service Builder  àafter selecting this Enter package path(Ex:com.karthik),Namespace(Ex:B) and author(Ex:karthik)àInclude sample entity in new file(Enable this by default it is enable keep as it is)àFinish

service.xml

change your code with below code

<?xml version="1.0" encoding="UTF-8"?>

<!DOCTYPE service-builder PUBLIC "-//Liferay//DTD Service Builder 6.1.0//EN" "http://www.liferay.com/dtd/liferay-service-builder_6_1_0.dtd">

<service-builder package-path="com.karthik">

     <author>karthik</author>

     <namespace>B</namespace>

     <entity name="Employee" local-service="true" remote-service="false">

           <!-- PK fields -->

           <column name="empId" type="long" primary="true" />

           <column name="fname" type="String" />

           <column name="lname" type="String" />

           <column name="address" type="String" />

           <column name="email" type="String" />

     </entity>

</service-builder>

Select Overview(left corner) and click build services

After this create a portlet and jsp’s to insert the data and display output in browser

view.jsp

<%@ taglib uri="http://java.sun.com/portlet_2_0" prefix="portlet"%>

<%@ taglib uri="http://liferay.com/tld/aui" prefix="aui"%>

<portlet:defineObjects />

<portlet:actionURL var="employeeURL" name="insert"></portlet:actionURL>

<aui:form action="<%=employeeURL%>" method="post" name="insert" id="insert">

    <table>

        <tr>

            <td>First Name:</td>

            <td><input type="text" name="fname" /></td>

        </tr>

        <tr>

            <td>Last Name:</td>

            <td><input type="text" name=lname " /></td>

        </tr>

        <tr>

            <td>Address:</td>

            <td><input type="text" name="address" /></td>

        </tr>

        <tr>

            <td>Email:</td>

            <td><input type="text" name="email" /></td>

        </tr>

        <tr>

            <td colspan=2><aui:button type="submit" value="Submit"></aui:button></td>

        </tr>

    </table>

</aui:form>

EmpPortlet.java

package com.karthik;

import java.io.IOException;

import javax.portlet.ActionRequest;

import javax.portlet.ActionResponse;

import javax.portlet.PortletException;

import com.karthik.model.Employee;

import com.karthik.service.EmployeeLocalServiceUtil;

import com.liferay.portal.kernel.util.ParamUtil;

import com.liferay.util.bridges.mvc.MVCPortlet;

/**

 * Portlet implementation class EmpPortlet

 */

public class EmpPortlet extends MVCPortlet

{

     public void insert(ActionRequest actionRequest,

                ActionResponse actionResponse) throws IOException, PortletException

           {

            try

                {

                 String fname = ParamUtil.getString(actionRequest,"fname");

                 String lname = ParamUtil.getString(actionRequest,"lname");

                 String address = ParamUtil.getString(actionRequest,"address");

                 String email = ParamUtil.getString(actionRequest,"email");

                 Employee employee=EmployeeLocalServiceUtil.insertEmployee(fname,lname,address,email);

                 long empId=employee.getEmpId();

                 

                 actionRequest.setAttribute("empId", empId);

                 actionRequest.setAttribute("fname", fname);

                 actionRequest.setAttribute("lname", lname);

                 actionRequest.setAttribute("address",address);

                 actionRequest.setAttribute("email",email);

          

                 actionResponse.setRenderParameter("jspPage",

                           "/jsp/emp/success.jsp");

               }

            catch (Exception e)

            {

                e.printStackTrace();

           }

     }

}

Change the below code in

com.karthik.service.implàEmployeeLocalServiceImpl.java

package com.karthik.service.impl;

import com.karthik.model.Employee;

import com.karthik.service.base.EmployeeLocalServiceBaseImpl;

import com.liferay.portal.kernel.exception.SystemException;

public class EmployeeLocalServiceImpl extends EmployeeLocalServiceBaseImpl

{

     public Employee insertEmployee(String fname, String lname,

                String address,String email)

     {

           try

                {

                     long empId = counterLocalService.increment(Employee.class

                           .getName());

                     Employee employee = employeePersistence.create(empId);

                     employee.setFname(fname);

                     employee.setLname(lname);

                     employee.setAddress(address);       

                     employee.setEmail(email);

                     return employeePersistence.update(employee,false);

                }

           catch (SystemException e) 

                {

                     e.printStackTrace();

                }

           return null;

     }

}

success.jsp

<%@ taglib uri="http://java.sun.com/portlet_2_0" prefix="portlet" %>

<portlet:defineObjects />

<%=renderRequest.getAttribute("fname") %></br>

<%=renderRequest.getAttribute("lname") %></br>

<%=renderRequest.getAttribute("address") %></br>

<%=renderRequest.getAttribute("email") %>

Note:If you get any compile errors build once again after adding the code in portlet and LocalServiceImpl

How to navigate from one jsp to another jsp in liferay

With URL:

view.jsp

<%@ taglib uri="http://java.sun.com/portlet_2_0" prefix="portlet"%>

  <portlet:renderURL var="other">

  <portlet:param name="jspPage" value="/jsp/sample/success.jsp"/>

  </portlet:renderURL>

  <a href="<%=other%>">Click Here</a>

success.jsp

<h3>

Successfully navigating from view to success

</h3>

Send value from jsp to other jsp

view.jsp

<%@ taglib uri="http://java.sun.com/portlet_2_0" prefix="portlet"%>

    <portlet:defineObjects />

<portlet:renderURL var="other">

    <portlet:param name="jspPage" value="/jsp/sample/success.jsp" />

</portlet:renderURL>

<%

String name="karthik";

session.setAttribute("name",name);

%>

<a href="<%=other%>">Click Here</a>

success.jsp

<%

    String name = session.getAttribute("name").toString();

    out.println(name);

%>

       (or)

${name}

JSP to JSP with submit form

view.jsp

<%@ taglib uri="http://java.sun.com/portlet_2_0" prefix="portlet" %>

<%@ taglib uri="http://liferay.com/tld/aui" prefix="aui" %>

<portlet:renderURL var="sURL">

 <portlet:param name="jspPage" value="/jsp/sample/success.jsp" />

</portlet:renderURL>

<aui:form action="<%= sURL %>" method="post">

 <aui:input label="First name" name="fName" type="text" value=""/>

 <aui:input label="Last name" name="lName" type="text" value=""/>

 <aui:input label="Password" name="password" type="password" value=""/>

 <b>Gender</b>

 <aui:input label="Male" name="gender" type="radio" value="Male"/>

 <aui:input label="Female" name="gender" type="radio" value="Female"/>

 <aui:button type="submit" value="Submit"/>

</aui:form>

success.jsp

<%@ taglib uri="http://java.sun.com/portlet_2_0" prefix="portlet" %>

<portlet:defineObjects />

<%

 String fName = renderRequest.getParameter("fName");

 String lName = renderRequest.getParameter("lName");

 String password = renderRequest.getParameter("password");

 String gender = renderRequest.getParameter("gender");

%>

<b>Values Submitted</b><br/>

First name - <%= fName %><br/>

Last name - <%= lName %><br/>

Password - <%= password %><br/>

Gender - <%= gender %><br/>