I am a Java Developer

Deleting a Record in OFBiz using Java

2009-10-08T13:17:00.002+08:00

This is an example on how to delete a record in OFBiz using Java. I am assuming that the you have created the service of this method in you service.xml.public static Map deletePerson(DispatchContext dctx, Map context) { Map resultMap = ServiceUtil.returnSuccess(); String id = (String) context.get("id"); try { GenericValue personGV = delegator.findOne("Person",

Updating a Record in OFBiz using Java

2009-10-08T13:04:00.005+08:00

This is an example on how to update a record in OFBiz using Java as engine. I am assuming that the you have created the service of this method in you service.xml.public static Map updatePerson(DispatchContext dctx, Map context) { Map resultMap = ServiceUtil.returnSuccess(); //this is how you fetch the values from the request String id = (String) context.get("id"); String

Creating a New Record in OFBiz using Java

2009-10-07T18:27:00.012+08:00

This is an example on how to create a record in OFBiz using Java as engine. First, you have to create a service containing the attributes/values to be passed in your Java method. This service is invoked in your controller.xml. Add Person Service

JVM Performance

2009-10-04T16:50:00.006+08:00

In Java, making your code running is just a part of the development. Aside from that, you must also consider the performance of your system. Your system should response immediately even at unusually high or peak loads. Therefore, you must be aware of the things your code might bring because Memory leaks, heap fragmentation and others are actually caused by your own code. Here's a PDF file I found

Factorial Code Snippet

2009-10-04T16:19:00.009+08:00

Here's a Java code example for Factorial. In this example, we will compute for the Factorial of 6 which is denoted by variable n: int n = 6; // where n is a non-negative integer int count=1, product=1, factor=1; do{ product = product * factor++; count++; }while(count <= n); System.out.println(n + "! = " + product);

How check your RAM information in Linux

2009-10-01T23:48:00.004+08:00

To know your RAM/memory information. First, you need to be root. Then just type the following: # su # dmidecode --type 17

JSF Session Timeout Handling

2009-09-24T11:57:00.001+08:00

Here's my solution for session handling. When your session timed out, you will be redirected to the index page which is commonly the login page to login again.package com.mypackage.web.session;import javax.faces.FacesException;import javax.faces.application.Application;import javax.faces.application.ViewHandler;import javax.faces.component.UIViewRoot;import javax.faces.context.ExternalContext;

How to Handle ViewExpiredException in JSF

2009-09-24T10:57:00.001+08:00

Here's the solution on how to handle the ViewExpiredException in JSF. This occurs when your session timed out or you tried to invalidate the session when you logged out. I've used this code to my 2 previous projects and it really worked fine.First, you just need to add Spring 2.5 to your project libraries. Download Spring 2.5 here and just copy the code below.import