OOW 2012: Questions to get answered during this conference
The show of the year is around the corner: on Sunday it will all start again, the Oracle Open World conference. Tens of thousands of developers, architects, administrators, project …
Category: Java
Uitnodiging: Kom kennismaken met AMIS
September 13, 2012
AMIS, Architecture, Business Process Management (BPM), Cloud, Data Warehousing & BI, Database, DBA Oracle, Development Tools, IT, Java, Mobile, Oracle, Oracle Application Development Framework, Oracle WebLogic Server, PL/SQL, Project Management, Software Development, Software Engineering, Web HTML5 CSS3, Web/Java
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Hierbij nodigen we je uit om met ons kennis te komen maken. Ben jij een (junior) Oracle consultant die een stap verder wil maken? Wil je verder groeien en …
Oracle RDBMS 10GR1: solution to avoid character encoding in XML with UPDATEXML
September 12, 2012
AMIS, Database, Databases, Java, Oracle WebLogic Server, Software Development, Software Engineering, Web HTML5 CSS3, Web/Java, XML
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On a recent project, I ran into a problem with an XML document, that had to be enclosed within another XML document, generated from a database query. The problem …
The ADF must-go-to session at OOW 2012: the ADF EMG meeting on Sunday 30th September
Just like the previous two years, ADF will be one of the major topics at Oracle Open World 2012. Wherever you turn your head, ADF based screens will be …
Dinsdag 18 september: Oracle Open World & JavaOne 2012 Preview mini-conferenties – 12 presentaties op 1 avond
Van 30 september tot 5 oktober is San Francisco weer het domein van tegen de 45.000 deelnemers aan de Oracle Open World en JavaOne conferenties. Ruim 2000 presentaties worden …
Creating reusable ADF Library with generic live resource bundle editing functionality and reusing it in any ADF application
In previous articles, I have introduced functionality to centralize management of boilerplate text elements such as prompt, title, hint text and messages in resource bundles. This also allows for …
Live resource bundle entry editing in a generic way through declarative component and UI component tree manipulation
In a series of five articles I have discussed how boilerplate text elements such as prompts and labels could and should be taken out of pages and centralized in …
Live update of Resource Bundle from within running ADF application
In a number of prior articles I have discussed how resource bundles are used in ADF applications to centralize boilerplate text elements – and how such resource bundles can …
Supporting multiple languages in ADF applications backed by resource bundles – and programmatically controlling the JSF locale
Any web application contains boiler plate text: text that is not part of the enterprise data from web services or databases that is manipulated by the end users using …
Implement resource bundles for ADF applications in a database table
Any web application contains boiler plate text: text that is not part of the enterprise data from web services or databases that is manipulated by the end users using …
Introduction to Resource Bundles in ADF applications for centralizing (management of) boilerplate text
Any web application contains boiler plate text: text that is not part of the enterprise data from web services or databases that is manipulated by the end users using …
Multiple production versions through WebLogic production redeployment
Production redeployment is a facility in WebLogic that provides the ability to temporarily have multiple versions of the same web application of web service active at the same time. …
Valuable Java, JavaScript and ADF resources
In the past few days, I have been working hard on several projects – both ADF and (plain) Java based, with quite a bit of JavaScript involved as well. …
Java is niet eng! introductie van Java voor PL/SQL ontwikkelaars – donderdag 5 april
Veel PL/SQL ontwikkelaars hebben (n)iets met Java. Aan de ene kant zien ze dat Java op veel plekken wordt gebruikt, binnen en buiten de Oracle technology stack. En dat …
Using Java Reflection API to clean up code and speed up development
The challenge was a simple one: my method is passed in an object. This object may or may not have a certain method – called getClientListeners(). When it does, …
EJB an MDB best practices on WebLogic Cluster
February 24, 2012
Java, Oracle, Oracle WebLogic Server, Software Development, Web HTML5 CSS3, Web/Java
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Recently I did an audit on a WebLogic 11g platform of one of our customers. There were many problems with the availability of their JAVA Applications. Some of the …
WLST script to add DataSource and DBAdapter EIS Connection Factory
Creating a EIS ConnectionFactory in your Database Adapter can be done with the WebLogic Administration Console, but of course this is also “scriptable”. What I needed was a script …
WebLogic 12c: Use JPA in your Web Application
Where as in WebLogic 11g JPA was not support by default, in WebLogic 12c it is the default persistency provider.JPA 2.0 is part of JAVA EE 6. I was …
Create simple Java application to post JSON message to CometD Bayeux Channel using Apache HttpClient and Maven style NetBeans project
The objective discussed in this article is to post messages to a CometD Bayeux Channel with a standalone Java Class – without dependencies on CometD. For example to control …
Publishing to CometD Bayeux Channel from inside the Oracle Database – PL/SQL based push to CometD Web Client
In recent articles, I have introduced CometD as framework for Server to Client and Client to Client Push: Running CometD 2 examples – locally on Tomcat using Maven and …
Sharing session state between JEE web applications through WebLogic session descriptor of sharing-enabled
Session state in Java Web application is associated with a single (user) browser session on the one hand and typically with a specific web application on the other (server …
Using custom functions in EL expressions in JSF 1.x
EL expressions are one of the main driving forces for JavaServer Faces. Most dynamic characteristics of pages and widgets are governed by EL expressions. In JSF 1.x, there are …
Retrieve song lyrics in Java using Screenscraping with JSoup
Last year I wrote about JSoup, a Java library that helps with screenscraping: Screenscraping from Java using jsoup – effective data gathering from websites (https://technology.amis.nl/blog/13121/screenscraping-from-java-using-jsoup-effective-data-gathering-from-websites). Last month I had …
Using Java to create a report with the JasperReport java API
In this blog I will describe how to create a Report with JasperReport in Java. For this purpose I have used the Communitie edition of iReport. This edition contains …
Stand-alone Java Client for jWebSocket Server – communicating from Java Client to Web Clients and vice versa over WebSockets
In a previous article, I have discussed the open source jWebSocket Server and a simple installation and configuration (https://technology.amis.nl/blog/14940/first-steps-with-jwebsocket-open-source-java-framework-for-websockets-installation-and-running-samples). Subsequently, I have shown the implementation of a web client …
Implementing a Java Server Side component for jWebSocket Server for WebSocket interaction with Web Clients
In a previous post – https://technology.amis.nl/blog/14949/push-based-synchronized-slideshow-web-application-implemented-using-websockets-and-jwebsocket-server-the-open-source-java-websocket-server – I discussed the implementation of the synchronized slideshow application using Web (HTML/JavaScript) clients and jWebSocket as websocket server. In an earlier article, …
Push-based synchronized slideshow web application – implemented using WebSockets and jWebSocket server – the open source Java WebSocket server
In a recent article, I have introduced jWebSocket – an open source Java based server for WebSocket communication: https://technology.amis.nl/blog/14940/first-steps-with-jwebsocket-open-source-java-framework-for-websockets-installation-and-running-samples. In this article, I have described how to download and …
First steps with jWebSocket – open source Java framework for WebSockets – installation and running samples
This month, In have been delving into Push architectures for the Web, looking into WebSockets among several other things. WebSockets, a fairly new standard (!) evolved along with HTML …
First steps with Java Embedding in Oracle SOA Suite 11g BPEL 2.0 – useful API calls
While preparing for the next session in our internal SOA for Java Professionals training program on BPEL, I revisited the BPEL activity Java Embedding that allows us to enrich …
Push based synchronized Slideshow demo application implemented using CometD and jQuery running on Tomcat
In a string of recent articles, I have discussed downloading, installing and running demos for a number of different tools, frameworks and libraries that support push-style (web) applications in …
Get going with Kaazing WebSocket Gateway – HTML5 Edition – installing locally and running demos
My last few articles on this blog site have all dealt with push architecture and technology in some way. This is an area that I have been investigating into …
Push-based synchronized slideshow web application – implemented using WebSockets and Kaazing WebSocket Gateway
In the last few articles, I have discussed downloading, installing and running demos for a number of different tools, frameworks and libraries that support push-style (web) applications in one …
NetBeans 7.1 – JavaFX 2.0 support, refactoring enhancements and great Maven 3 integration
NetBeans 7.1 has just been released. It is interesting how NetBeans continues to evolve – after many doubts were raised with regard to its future after the Oracle-Sun acquisition. …
Getting Atmosphere – framework for Comet style communication – up and a first sample running on Tomcat
Over the past weeks, I have been dabbling in Comet style, push-based, asynchronous communication enabling frameworks and libraries – including CometD, Atmosphere, Kaazing, jWebSocket, Grizzly and others. This short …
Running CometD 2 examples – locally on Tomcat using Maven and NetBeans
Push technologies is an area of interest to me. I have been looking into frameworks, servers and libraries such as Atmosphere, ADF ADS, CometD 2, Kaazing, jWebSockets, Grizzly and …
Installing Tomcat 7 and Configuring as Server in NetBeans
Tomcat 7 is a Servlet Container – a fairly light weight container, very convenient for development and testing. While not a full application server, Tomcat implements the functionality described …
Preparing your environment for modern open source Java libraries and frameworks using Git and Maven, throwing in Tomcat as a bonus
In my investigations into jWebWSockets, Kaazing, Atmosphere, CometD 2 and other frameworks I came to understand that in order to get these frameworks installed, integrate them into my custom …
First experiences and getting started with GlassFish 3.1 and NetBeans 7.x – it's a breeze
Several years back, AMIS selected GlassFish as its preferred Open Source J(2)EE Application Server, over for example JBoss. Some of the criteria at the time were: speed of implementation …
WebLogic 12c released!
December 2, 2011
Announce / Events, Cloud, Development Tools, Java, Oracle, Oracle WebLogic Server, SOA, Tools
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At December the 1st, 2011, Oracle announced it’s new major release, the 12c release. As Oracle added the i (internet) at its 8 release, the g(gridcomputing) at its 10 …
Implementing Web Services backed by a Database PL/SQL API using the Oracle Service Bus
This article accompanies an article on the Architecture section of Oracle Technology Network (OTN): Implementing the Enterprise Service Bus Pattern to Expose Database Backed Services. It provides a detailed …