Posts in 'java'

Ramandeep Singh Nanda

Java8: Decorating with Functional Programming and Generics

The Idea

Java 8 introduced functional programming support, this is a powerful feature which was missing from earlier versions. One of the benefits of functional programming is that it can be used to implement decorator pattern without the use of inheritance. One common requirement is to implement some kind of ...

Ramandeep Singh Nanda

Automatically Detect Content Encoding

You might be aware that there are different content encoding formats for encoding the text. Generally, it is safe to use UTF encoding, but at least you would expect that the websites would specify the encoding format in the response. Alas, you might find certain sites , which just send the ...

Ramandeep Singh Nanda

Handling and Identifying SSL Handshake errors

SSL handshake errors can occur due to various reasons such as Self Signed certificate, unavailability of protocol or cipher suite requested by client or server, etc.  Recently I faced this issue where I was connecting to third party server using HttpClient library.  Here’s what I did to identify the ...

Ramandeep Singh Nanda

Java Windows Shutdown Utility v0.3

I had developed this utility on swing back in 2009. This utility can be used to schedule shutdown, lock, sleep, hibernate, reboot and log off operations in windows.

Earlier this utility was based on external dependencies and due to this dependency the utility was not working anymore . Now I have ...

Ramandeep Singh Nanda

Tracing a J2EE application in Database

To trace an existing J2EE application (or a legacy application,legacy here means the ones still not using CDI) at database layer is not easy, especially if that application does not have any reference to the user whom you want to trace. A cumbersome way would be to pass the ...