WebSphere Application Server - IBM Redbooks

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International Technical Support Organization IBM WebSphere Application Server - Express V5.0.2 Developer Handbook September 2003 SG24-6555-01
Page 1: IBM WebSphere Application Server -
Page 5 and 6: Contents Notices . . . . . . . . .
Page 7 and 8: 5.1.10 Working with WebArt Designer
Page 9 and 10: 11.1.2 Web services approach for an
Page 11 and 12: Chapter 15. Development in a team e
Page 13 and 14: Index . . . . . . . . . . . . . . .
Page 15 and 16: Notices This information was develo
Page 17 and 18: Preface This IBM Redbook introduces
Page 19 and 20: Notice This publication is intended
Page 21 and 22: Chapter 1. Getting started 1 IBM We
Page 23 and 24: 1.1.1 WebSphere Studio Site Develop
Page 25 and 26: 1.1.5 Web server A Web server to ac
Page 27 and 28: ► The product home page for WebSp
Page 29 and 30: ► Online help and infopops The St
Page 31 and 32: Figure 1-2 Selecting a workspace 3.
Page 33 and 34: Figure 1-3 Adding an example applic
Page 35 and 36: ► Resource reservation ► Addres
Page 37 and 38: Chapter 2. Application design This
Page 39 and 40: First Tier Middle Tier Third Tier T
Page 41 and 42: A significant amount of data reside
Page 43 and 44: 2.2.1 Use-case analysis The use-cas
Page 45 and 46: Business O wner Buyer Figure 2-4 Ma
Page 47 and 48: Figure 2-6 shows the typical flow o
Page 49 and 50: ► You may have more than one view
Page 51 and 52: Façade Figure 2-8 Model layer Mode
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2.4.2 Servlets ► request ► resp
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2.4.5 XML 2.4.6 Web services Tag li
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► The introduction guide at: http
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2.5.3 Datatypes Datatypes is a colu
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► IBM Patterns for e-business htt
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3 Chapter 3. Using Studio Site Deve
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Tip: If you want to skip the option
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3.2 Perspectives Figure 3-3 Local h
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3.2.1 Editors You can open a new pe
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New icon Figure 3-5 Using fast view
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a. Select the view's title bar and
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You can find help information in on
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Chapter 4. Working with Web applica
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Figure 4-1 Enterprise Deployment De
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web.xml WEB-INF Figure 4-2 The WEB-
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Wishlist/SearchItemMasterView.jsp
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associating a servlet or a resource
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Figure 4-3 Creating a Web Project 3
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Figure 4-9 Directory structure Next
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4.3.4 Application templates Instead
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Chapter 5. Working with HTML 5 The
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You can see the default layout of t
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Tip: To set the attributes of an el
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Table 5-1 Links view symbols Symbol
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You can set up filters to show only
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You can customize the Palette view.
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Figure 5-8 Outline view Outline vie
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Design view The Design view is the
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Figure 5-11 Validators Validation e
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This dynamic navigation is accompli
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Figure 5-13 Site Parts drawer Using
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Item Sub Item Category Description
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Item Sub Item Category Description
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Navigation candidate If the Navigat
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Note: If you use a page template to
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Browse to locate the file in the in
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ii. If you want to use a template o
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Page templates versus style sheets
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3. The frameset parent file is the
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Tip: To see the source for index.ht
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Adding a table Position the cursor
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To add an image to the body of a pa
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Two panes will appear in the editor
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The WebArt Designer supports the fo
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Figure 5-26 Using the WebArt Design
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Figure 5-28 Using WebArt Designer -
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The AnimatedGif Designer is a progr
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Figure 5-31 Animation Wizard dialog
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Click Next. 6. The next screen allo
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5.2 Adding HTML pages to the Online
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Figure 5-38 Page Designer for Templ
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Figure 5-40 Add Style dialog 15.Sel
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Figure 5-42 Formatted page header t
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Figure 5-45 Edited company logo 25.
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3. Replace the Navigation Label tex
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Figure 5-50 Creating an HTML page 9
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18.Click Finish. The new page is op
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Note: By default, every page that i
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Chapter 6. Accessing databases This
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► It improves performance. Creati
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Figure 6-2 Data perspective Here we
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differently than DB2 and Oracle, th
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The Database vendor type drop-down
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2. A window will open to allow you
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ITEM table The ITEM table contains
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Figure 6-8 Create a new table defin
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Figure 6-10 Specify the primary key
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Figure 6-12 Generate DDL for a data
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6.2.5 DB output view Figure 6-15 Ex
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server. One consideration to this i
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Files: The files box shows the page
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Figure 6-19 Find the imported datab
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Figure 6-21 Select the columns 10.W
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The values we enter during the wiza
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source connection has the advantage
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The controller is responsible for d
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The key value is the link between m
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Figure 6-29 Final details page b. C
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The form and the JSPs are now ready
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SELECT DB2ADMIN.ITEM.ITEM_NUMBER, D
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This connection also uses servlet i
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7. Enter the JNDI name in the WebSp
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Note: Since this is a single-server
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Figure 6-37 JDBC Driver information
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Figure 6-39 Creating a data source
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Note: The JNDI name is case sensiti
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Figure 6-42 Data sources page after
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18.Start (or restart) the server. N
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6. To add particular columns to the
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Chapter 7. Working with servlets Se
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Initial state Figure 7-2 A servlet
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The servlet configuration This obje
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The first role of a servlet is to a
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Note: Specifying a value in the Jav
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Syntax highlighting Within the Java
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Figure 7-7 Code formatter 3. In the
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7.2.3 Deployment descriptor editor
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- Security role references - list t
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Figure 7-18 Servlet login process 7
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Figure 7-20 Servlet wizard - screen
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LoginServlet servlet Figure 7-22 Wo
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If password matches one in database
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Chapter 8. Working with JSPs 8 This
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However, more interesting to the re
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Example 8-2 JSP document session="t
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Note: These objects are also availa
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Attribute Description import Allows
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One consequence of the fact that th
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Note that all variables declared wi
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Action tag Description Used to enc
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8.2.1 Preferences and properties Wi
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JSP toolbar menu The JSP option on
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Snippets view The Snippets view con
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8.2.3 JSP wizard Figure 8-8 Palette
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Preferences, and then expanding the
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Figure 8-10 Location of JSP file 4.
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Note: The only tag library in Table
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SELECT DB2AD
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Item number has been added! Do you
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Chapter 9. Using tag libraries 9 Cu
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Advantages Beginning with JSP 1.1 w
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In practice, it is often best to pr
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} */ public HelloBean() { super();
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Tag library descriptor (TLD) The he
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There is one tag element for each c
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Invoking the taglib within the appl
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4. On the Tag Libraries page, you w
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Figure 9-4 Included tag libraries 6
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2. Select the References tab and th
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9.2.2 Using the Insert custom tag d
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Table 9-3 Tag library options for W
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The tag library provides functions
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Example Tag library Your company ex
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inforequest.html mailer.jsp . . . F
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Important: By default, the taglibs-
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8. Your code should look something
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Chapter 10. Working with XML 10 eXt
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The XML specification predefines fi
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10.1.2 Well-formed XML documents Al
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10.1.6 XML schema invoice The name
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The second part of our example show
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10.1.8 XPath defined by XSLT. XSLT-
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► Creating an XML schema ► Crea
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When you create an XML file from a
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10.2.3 Editors ► Select Foreign k
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► Design view: Represents the XML
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Note: For information on how to use
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Validating the XSL file Another use
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1. To begin, the user will click a
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Figure 10-10 SQL statement editor w
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Figure 10-12 XML From an SQL Query
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db2admin COM.ibm.db2.jdbc.app.DB2
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7. Click OK. Repeat this process fo
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Figure 10-17 FeaturedItemXMLServlet
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* params (optional) : Values to be
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} } // Substitute relevant href sym
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equired to create the XSL string fo
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Important: If you are using the Onl
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Figure 10-19 Featured item output 1
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11 Chapter 11. Working with Web ser
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Web services are inherently open an
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will also arise that simply catalog
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SOAP has the following characterist
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11.1.5 Web Services Invocation Fram
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A binding template points to an acc
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► Build — Wrap existing artifac
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11.2.2 Wizards 11.2.3 WSDL editor S
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► Publish a business entity to a
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3. From the Navigator window click
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Figure 11-9 Client environment conf
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Figure 11-11 Web service binding pr
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Figure 11-13 TestClient.jsp 19. The
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Figure 11-14 Reworked sample 11.3.3
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Chapter 12. Using Struts In this ch
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12.1.2 Struts framework True to the
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Therefore, an input field declared
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► A design tool to edit a graphic
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Figure 12-2 Struts settings page Cl
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Figure 12-4 Struts settings page 6.
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Page designer Struts support You ca
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Figure 12-7 Struts preferences - We
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Within the Web diagram editor , you
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Procedural data reference: This con
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Item Parent Function Icon Change Pa
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Figure 12-10 Struts wizards In addi
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5. If you want to create an action
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3. On the New Action Mapping page,
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Figure 12-14 Action mapping wizard
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Form bean mapping wizard To create
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4. If you want to create the new JS
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Figure 12-15 Configuration file wiz
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3. Click Finish. Module wizard A St
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Note: The Web diagram wizard can al
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The Struts configuration file edito
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These validators can be turned on a
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Important: If you are downloading t
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12.3.3 Creating the Web page nodes
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12.3.5 Creating connections The app
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12.3.7 Realizing and editing the We
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Example 12-3 Adding a bean message
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20.Right above the tag, insert an
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Example 12-10 admin1.jsp View C
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Figure 12-30 Creating an ActionForm
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Figure 12-33 Creating an ActionForm
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Figure 12-34 Creating /login action
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{ } saveErrors(request, errors); //
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Figure 12-36 Action mapping attribu
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Figure 12-37 LoginProcess Web diagr
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have a one-one relationship. The na
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Chapter 13. Deploying applications
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► Studio Site Developer Server to
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13.2 Using the Server tools Studio
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- Keep publishing dialog open after
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Figure 13-5 Advanced Server Configu
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13.3.1 Server types Table 13-1 list
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Figure 13-8 Select the server type
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Figure 13-10 Select the enterprise
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13.4.4 Starting the test environmen
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Figure 13-14 Run the application No
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Figure 13-16 Test the application B
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Figure 13-17 Select the server type
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Figure 13-19 Select a file transfer
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Tips: To predefine file transfer me
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2. The Console view will open autom
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Note: Server configuration settings
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properties also means that you will
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You may either restart the server a
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3. In the Export resources to an FT
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Chapter 14. Testing and debugging T
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Figure 14-1 404 error page Error me
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14.1.3 Tasks view Figure 14-3 Proje
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14.1.5 Console view containing the
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The debugger allows you to control
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Figure 14-8 Breakpoint view Debug v
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Tip: Breakpoints can be set in Java
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14.3 Stepping through code using th
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Figure 14-14 OnlineCatalog running
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Breakpoint Figure 14-16 Debug persp
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Figure 14-19 Set variable value dia
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Chapter 15. Development in a team e
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15.1.4 Change history CVS maintains
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d. Create a version of the applicat
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Figure 15-2 CVS Repository perspect
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information. As you continue workin
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2. Enter a comment and click OK. If
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This operation is allowed if you ha
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Figure 15-6 Web project CVS propert
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Figure 15-7 Synchronizing with the
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Merging changes The Synchronize vie
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Figure 15-11 Marking the new local
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15.7 Using multiple branches The cu
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Note: When you create a new branch,
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9. Click OK to add the remembered t
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Figure 15-13 shows an example of th
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15.9.1 Comparing a resource The fir
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Figure 15-15 Three-way compare 15.9
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15.10 Determining which files are m
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Chapter 16. Security As new busines
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Note: WebSphere Application Server
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The following steps illustrate how
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At deployment time, security roles
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application.xml (security tab) user
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Figure 16-5 Noting the servlet URLs
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Tip: If a servlet is called using s
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1. Select the Pages tab in the Web
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In order to use the J2EE role-based
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► java.security.Principal getUser
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LoginJSP.jsp ..... Server confi
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Figure 16-14 Enabling JAAS within a
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C:\WebSphere\Express\RAC\bin>racsec
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Figure 16-16 Agent contoller prefer
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In order to use this certificate yo
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Appendix A. Application templates T
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clicking the relevant icon. If you
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Preview button Template folders Fig
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Note: Some templates have an associ
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Note: If you make changes that conf
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Figure A-8 Application features 10.
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Figure A-10 Menu configuration page
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Figure A-12 Additional data page 18
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Appendix B. Updating Studio Site De
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Install/update perspective The Inst
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Updating features Feature Search Re
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. Figure B-6 Site to visit folder 3
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Figure B-8 Feature install wizard -
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Figure B-10 Adding a site bookmark
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3. Once you have set your query and
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C Appendix C. Online Catalog applic
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ITEM table The ITEM table contains
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Featured item Figure C-1 Web site d
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Site administration Note: For addit
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Item Folder/Package Description Mod
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Wishlist Table C-7 Catalog items It
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Item Folder/Package Description Cur
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Information request Currency conver
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Template and images Item Folder/Pac
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Miscellaneous Servlet login There a
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Struts login Depending on the user
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Appendix D. Additional material Thi
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Import the sample The OnlineCatalog
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9. Execute Step 2 -RunSalesapp.cmd.
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Start the server To start the serve
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Related publications IBM Redbooks T
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► Apache Jakarta Project taglib h
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How to get IBM Redbooks You can ord
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Index Symbols 283-284 Numerics 404
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debugger 507, 509 declarations 252
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M merge 517, 532-533, 536-537, 541-
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set method 412 SGML 310 shapes 124
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Server 471, 481-482 Server Configur
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IBM WebSphere Application Server -
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