Transforming the Transforming the e-Concordiensise-Concordiensis

Edward MaasEdward Maas

Senior Capstone Design Senior Capstone Design ProjectProject

Advisor: Professor CassAdvisor: Professor Cass

About the ProjectAbout the Project Client: Concordiensis ( School Newspaper )Client: Concordiensis ( School Newspaper ) Website: Website: http://concordy.union.eduhttp://concordy.union.edu Project: created a robust electronic Project: created a robust electronic

publishing infrastructure.publishing infrastructure. Transformed From: HTML & PDF ArticlesTransformed From: HTML & PDF Articles

Technology UsedTechnology Used Custom Content Management SystemCustom Content Management System

Open Source JAVA Tools: Open Source JAVA Tools: Model-View-Controller for the Web Model-View-Controller for the Web

Struts (Struts (http://struts.apache.org/http://struts.apache.org/ ) ) Object / Relational Persistence and Query Service Object / Relational Persistence and Query Service

Hibernate (Hibernate (http://www.hibernate.org/http://www.hibernate.org/ ) )

Image ManipulationImage Manipulation Image Conversion (TIFF-to-PNG)Image Conversion (TIFF-to-PNG)

Tiff2png tool Tiff2png tool ((http://www.libpng.org/pub/png/apps/tiff2png.htmlhttp://www.libpng.org/pub/png/apps/tiff2png.html))

Image ScalingImage Scaling JMagick (JMagick (http://www.yeo.id.au/jmagick/http://www.yeo.id.au/jmagick/))

Relational Database (MySQL 4.1)

Model View (JSP) Controller

Presentation ( jsp includes & tiles )

Browser (Mozilla, IE, Firefox, Safari)

Objec

t 2 R

elatio

nal

(Hibe

rnat

e)

STRUTS

How it works?How it works?

RequestRequest Business Business

LogicLogic Data Data

Access Access (hibernate(hibernate))

ViewView ResponseResponse

1

4

5

3

22

How Struts is Used!How Struts is Used! Created Forms (model)Created Forms (model)

AddArticleForm, LoginForm, etcAddArticleForm, LoginForm, etc<form-bean name="LoginForm" type="org.apache.struts.validator.DynaValidatorForm"> <form-property name="username" type="java.lang.String" /> <form-property name="password" type="java.lang.String" /></form-bean>

Wrote classes to process formsWrote classes to process formsedu.union.struts.LoginForm.java:// Get Username & Password from form String username = (String)(newLoginForm.get("username"));String password = (String)(newLoginForm.get("password"));// Check to make sure they’re in the database & passwords are correctStaff authUser = (Staff)smanager.getBySignInCredentials(username, password);//On Login Successreturn (mapping.findForward("success"));

HibernateCall

Struts Usage Struts Usage Continued…Continued…

<global-forwards> <forward name="failure" path="/admin/Login.do" /> <forward name="login" path="/admin/Login.do" /></global-forwards>

Failure is defined globallyFailure is defined globally

<action path="/admin/LoginForm" type="edu.union.struts.LoginForm" name="LoginForm"

scope="request" validate="true" input="/Login.jsp">

<forward name="success" path="/AdminIndex.jsp" /></action>

Create Action Mappings (controller)Create Action Mappings (controller) Validation & Forwards Validation & Forwards

Data Organization Data Organization (relational)(relational)

ER Diagram

How Hibernate Works!How Hibernate Works!

Define HBMDefine HBM XML config, Struts uses one too!XML config, Struts uses one too! Defines correspondence between tables Defines correspondence between tables

and classesand classes Defines Keys / RelationshipsDefines Keys / Relationships

Create Value Object ClassesCreate Value Object Classespublic Integer getId() { return this.Id;}

public void setId(Integer Id) { this.Id = Id;}

Data OrganizationData Organization

Hibernate Data Pseudo Diagram

Edition.java{Date, Volume, Publish}

Sports Arts News Features

Sec

tion.

java

ArticlesImages

Staff

{Title }

{ AuthorNameHeadlineContent }

{ FilenameHeightWidth }

Sets Sets Represent Represent Multi-Multi-valued valued RelationshiRelationshipsps

Update can Update can be made be made with a with a single single actionaction

Hibernate In Action!Hibernate In Action!

Create Queries (HQL)Create Queries (HQL)List users = session.find( "from Staff as staff where " + "staff.username = ? and staff.password = ?",new Object[] { uUsername, uPassword },new Type[] { Hibernate.STRING, Hibernate.STRING });

Staff authUser = (Staff) smanager.getBySignInCredentials(username, password);

Integrate within Controller (Struts)Integrate within Controller (Struts)

Presentation Layer !Presentation Layer !

JSP JSP Templates Templates (Green)(Green)

Struts & Struts & Standard JSP Standard JSP Tags for form Tags for form elements elements (Black)(Black)

Custom Java Custom Java Tags Tags (Yellow)(Yellow)

AssignPhoto FormCustom

Layout Tag: StoryTag.ja

va

Struts at work –

CheckImages.jsp

Putting it All Together!Putting it All Together!

Code written primarily on LinuxCode written primarily on Linux Revisions tracked with cvsRevisions tracked with cvs Build & Deployment Process: Build & Deployment Process:

Apache AntApache Ant Java Container: Jakarta Tomcat 5.xJava Container: Jakarta Tomcat 5.x

Next Steps & Neat Next Steps & Neat Additions!Additions!

Present Finished Product to Concordy Present Finished Product to Concordy Editors for beta testingEditors for beta testing

Deploy Database and Application on VUDeploy Database and Application on VU Performance Test under actual traffic!Performance Test under actual traffic!

Add Editing features to data in the Add Editing features to data in the Content ManagerContent Manager

Fix Access Control ListsFix Access Control Lists Create RSS Syndication FeedsCreate RSS Syndication Feeds More cross browser/ machine layout & More cross browser/ machine layout &

GUIGUI

Questions ?Questions ?