Extensible Markup Language Document Type Definitions XML Schemas Relax NG Document Object Model Simple API for XML JDOM XSL Transformations XPath XQuery XML Remote Procedure Call Simple Object Access Protocol Java Architectyure for XML Binding Extensible Hypertext Markup Language

Example Problems An Alternative:XML An XML File: phone.xml Another XML File: phone2.xml

Predefined entity references File: code.xml File Displayed in Firefox

Purposes of HTML and XML Differences between XML and HTML File: badphone.html

Element Identifiers and Attribute Names Attributes File: phoneAtt.xml Which are Better: Elements or Attributes XML Declaration Tree Structure of XML Relationships between Elements File: tree.xml

A Software Tool: xmlwf

Namespaces are Common File: phoneNS.xml Default Namespaces Components of Names Existing Namespaces

Advantages of Schemas Document Type Definitions

File: phoneD.xml

File: phoneED.xml File: phoneWD.xml Element Example: elems.dtd Instances

Attribute Types Restrictions and Default Values Attribute Example: product.dtd An Instance of product.dtd: product.xml Other Validators

Program: DomCheck.java Error Handling Registering the Error Handler Example of a Fatal Error Example of an Error Warnings Using an Alias in Unix

Example: MusicXML Testing Validity

Entity References Example: ent.xml Expanding the Entities Parameter Entities Example

Example: A DTD in Three Parts File 1: name.dtd File 2: entry.dtd File 3: phonePE.dtd XML Document: phonePE.xml Test Validity

Tasks that can be performed with DOM File: root.xml

Interface Names and Their Constants Node Interfaces, Their Names, Their Values

Methods in Element Methods in Attr Methods in CharacterData Methods in ProcessingInstruction Methods in DocumentType Methods in NodeList Methods in NamedNodeMap Methods in DocumentBuilderFactory

File: DomParse.java java DomParse root.xml

Ignorable WhiteSpace Coalescing CDATA and Removing Comments The Result

File: phoneA.dtd File: phoneA.xml Java Classes Document

Part of phoneA.xml File: PhoneParser.java Output Alternative for Command (Java 1.5)

New parse Method

Methods That Change

An Introduction to XPath Location Steps Simple XPath Expressions Displaying XPath Expressions XPath in Java Version 4 Continued File: XPhoneParser.java

File: ValidFib.java Output Problems with Using Text Output to Build XML Methods for Creating a DOM Tree Example: XMLBuilder.java File: XMLBuilder.java Displaying the Tree Formatted Output

Element Specification Example: Translate phone.dtd into an XSD File: phone.xsd Notes on phone.xsd Alternate Strategy: Named Types File: phoneT.xsd

Example: bp.xml

Alternation: Use xs:choice Ignoring Order: Use xs:all Example: Using Element Combinations File: elem.xsd File: ele.xsd Referencing Elements File: eleref.xsd Grouping Elements File: products.xsd Summary of Strategies Mixed Content Example Fragment

Example: Specification of phoneA.xml Attributes with Empty Elements Attributes for Elements with Only Text Content Other Attributes of xs:attribute Example: Attribute Definitions Other Attributes for xs:element

Restrictions Example: Restriction File: restrict.xsd File: restrict.xml Validation Alternate: XSD Schema Validator

File: expand.xsd File: expand.xml

Numeric Types Date, Time, and Duration Types XML Types String Types Miscellaneous Types Base 64 Encoding

Facets Restrictions on Range Restrictions on Digits Restrictions on Length Restrictions to a Set of Values Patterns Basic Regular Expressions Regular Expression Extensions Examples Restrictions on White Space Lists of Items Unions Example

File: phoneX.xml File: phoneX.xsd

File: SaxCheck.java Execution

Event-based Parsing ContentHandler Interface Attributes Interface Example: SAX Parser Reports File: ReportHandler.java File: SaxParse.java Executing SAXParse File: rt.xml java SaxParse rt.xml File: root.xml File: root.dtd java SaxParse root.xml Observations DefaultHandler When to Use SAX Disadvantages of SAX

SAX Driver Entry Class Name Class Phone Handler Execution A Problem File: pnums.xml File: pnums.dtd Execution of SaxPhone A Problem Solution Execution Another Problem Solution Mixed Content String Concatenation Alternate Formatting

File: ns.xml Identifying Namespaces File: NHandler.java Execution Observations Processing Namespaces File: THandler.java Execution

Basic Strategy Stacks in Java XML Document to Process File: library.xml Java Classes for the Complex Elements File: SaxCatalog.java Execution Stack Trace

XSLT Process Structure of an XSLT Document Simple XSLT Examples An XSLT Processor Two Top-level Items File: ph1.xsl File: ph2.xsl Applying ph2.xsl to phoneA.xml File: ph3.xsl Applying ph3.xsl to phoneA.xml File: ph4.xsl Applying ph4.xsl to phoneA.xml File: ph5.xsl Applying ph5.xsl to phoneA.xml Alter the Logic File: ph5a.xsl Applying ph5a.xsl to phoneA.xml An Experiment File: ph6.xsl Applying ph6.xsl to phoneA.xml

File: nothing.xsl Applying nothing.xsl to phoneA.xml Removing the White Space File: default.xsl Abbreviations Used

Conditional Processing 1 XPath expresion result types Sample Boolean Expressions Applying Decision Making File: phif.xsl Applying phif.xsl to phoneA.xml Controlling Whitespace File: phtext.xsl Applying phtext.xsl to phoneA.xml Iteration File: phfor.xsl

Strategy File: german.xsl Notes on german.xsl Conditional Processing 2 More on Attribute Value Templates

File: g.xsl Creating Elements and Attributes Dynamically File: dynamic.xml File: mkElements.xsl Applying mkElements.xsl to dynamic.xml File: mkEandA.xsl Notes on mkEandA.xsl Applying mkEandA.xsl to dynamic.xml

XSLT Processing Step-by-Step File: MyTransform.java Running MyTransform.java

Installing Saxon Executing Saxon XSLT Processors: Information Three Results

Cascading Stylesheets (CSS) Presenting Phone Numbers using CSS File: phone.css XML Document: phonecss.xml Resulting Web Page Transforming XML into HTML HTML Translation Template Example File: html.xsl Applying html.xsl to phoneA.xml Notes on HTML Translations Linking XML Document and XSL Document Example: phoneH.xml Table Shown in a Browser Hiding Information Table Shown in a Browser A Question Table Shown in a Browser Viewing the Source Browsers that Perform XSLT Correctly Variation on html.xsl Tools Required to Solve Problem XSLT Variables Scope of Variables Table Shown in a Browser

XPath Expressions Location Definitions The Context Axis: 13 Axes Axis Selection Abbreviations Kinds of Nodes Node Test Predicate Tests Examples Boolean Operators Union Operator Boolean Functions Number Operatoion Number Functions Strings Conversions and Coercions

File: roster.xml File: roster.dtd Problem 1 File: mean.xsl Applying mean.xsl to roster.xml Problem 2 File: means.xsl Applying means.xsl to roster.xml Problem 3 File: fifty.xsl Applying fifty.xsl to roster.xml Problem 4 File: higher.xsl Applying higher.xsl to roster.xml Problem 5 File: ge80.xsl Applying ge80.xsl to roster.xml File: gef.xsl Problem 6 File: geall.xsl Applying geall.xsl to roster.xml File: getemp.xsl Excerpts from File: geconcat.xsl Applying geconcat.xsl to roster.xml Sorting Problem 7 File: npro.xsl Applying npro.xsl to roster.xml Applying snpro.xsl to roster.xml Applying slnpro.xsl to roster.xml Applying slfnpro.xsl to roster.xml Applying sipro.xsl to roster.xml Applying nsipro.xsl to roster.xml

Example: A Delimiter Line Formal Parameters Actual Parameters Example: Find Average of Numbers in a Node Set Problem 8 File: average.xsl Applying average.xsl to roster.xml Repetition in Methods Example: Simulate a for Loop File: for.xsl Scoping Issues File: empty.xml Applying for.xsl to empty.xml

Specifying Global Parameters Problem: Day of the Week File: dow.xsl Global Parameters in Java File: XsltParams.java Executing the Program Fibonacci Numbers File: fib.xsl Tail Recursion File: tfib.xsl

Some Language Properties Some Other Useful XSLT Elements

Sequences Operations and Functions on Sequences Output Additional String Functions Output XSLT 2.0 xsl:for-each-group Element Examples XML Document: staff.xml Stylesheet: group-by-dept.xsl Output XML Document: othello.xml Stylesheet: wordcount.xsl Output More Information

Three Kinds of Schema Languages Key Features of Relax NG Basic Components of Compact Relax NGe Example: Translate phoneA.dtd into Relax NG File: phoneA.dtd File: phoneA.rnc Validation File: phoneA.rng Validation with xmllint Alternate Validation Notes Example: Using Element Combination File: elems.rnc File: elems2.rnc Using Choice File: phoneC.rnc Comments Mixed Content Relax NG Specification Interleaving File: phoneI.rnc File: narrative.rnc File: interleave.rnc Enumerations Note on String Matching Lists

Restrictions Facets Examples File: phoneX.rnc

File: rec.rnc File: rec.xml

File: phoneNS.xml File: phoneNS.rnc File: phoneNSD.rnc

Merging Grammars: include Annotations File: product.dtd Relax NG Version File: product.rnc File: pdefs.rnc Notes on the Example Keywords in Compact Relax NG

Sequences Examples of Sequences

Varieties of XQuery Expressions Examples: Simple Expressions Path Expressions Running XQuery Execution Example: Fetch name elements Results Example: Fetch names only Results Alternate Version Saxon Options

Example 1 Example 2 Results Problem 1 File: p1.xq Results from p1.xq Problem 2 File: p2.xq Results from p2.xq Problem 3 File: p3.xq Results from p3.xq Value Comparison Operators Problem 4 File: p4a.xq File: p4b.xq Results from p4a.xq and p4b.xq Problem 5 File: p5.xq Results from p5vc.xq Results from p5.xq (revised) General Comparisons Example: p4a.xq Example: p4b.xq Example: p5.xq Node Comparison: is Problem File: pairs.xq Results from pairs.xq Node Comparison: deep-equal Order Comparison Operators Problem File: pairsA.xq Results from pairsA.xq Finding Positions in Sequences Problem 6 File: p6.xq Results from p6.xq Sorting Problem 7 File: p7a.xq Results from p7a.xq File: p7b.xq Results from p7b.xq File: p7c.xq Results from p7c.xq File: p7d.xq Results from p7d.xq Problem 8 File: p8.xq Results from p8.xq

Basic Syntax File: p8f.xq Creating Elements and Attributes File: p8fa.xq Results from p8fa.xq Element and Attribute Constructors File: p8fb.xq Creating Element and Attribute Dynamically File: dynamic.xml Building Attributes File: da.xq Results from da.xq Building Elements and Attributes File: dea.xq Results from dea.xq Quantified Expressions Problem File: p95.xq Results from p95.xq Problem File: higher.xq Results from higher.xq Problem: Prime Numbers File: primes.xq Results from primes.xq

File: phone.xml Cartesain Product Problem File: cartesian.xq Results from cartesian.xq Inner Joins Problem File: equi-join.xq Results from equi-join.xq Problem File: coralville.xq Results from coralville.xq Problem File: project20.xq Results from project20.xq Problem File: max3.xq Results from max3.xq Self-Joins Problem File: samecity.xq Results from samecity.xq Problem File: higherp.xq Results from higherp.xq

File: dow.xq Results from dow.xq Square Roots with Newton's Method Sqrt in Java Sqrt in XQuery File: sqrt.xq Results from sqrt.xq Static Typing and Dynamic Typing Strong Typing in XQuery File: dowt.xq File: sqrtt.xq Notes on Typing XQuery as a Programming Language Example: Translating to German File: german.xq

Classes and Interfaces File: Execute.java Testing Execute.java File: table.xq Result: table.html Producing Text Output File: phoneText.xq Resulting text: phoneText.text Observations Building Java Objects from XML File: QueryPhone.java Creating an XML Document File: QueryBuilder.java Query String Built by QueryBuilder File: newPhone.xml

Installing JDOM Creating a JDOM Tree Processing the Content General instance methods in Element Specific instance methods in Element Instance Methods in Attribute Displaying a JDOM Tree File: rt.xml File: JDomParse.java java JDomParse rt.xml First Method: Validation File: root.dtd File: root.xml java JDomParse root.xml true Second Method: Trim Resulting Output

File: JPhoneParse.java java JPhoneParser phoneA.xml Alternate name Method Another Approach File: JFilter.java

Methods for Creating a JDOM Tree Instance Methods in XMLOutputter Methods in Format File: JXMLBuilder.java Output

Other Solutions to this Problem Properties of XML-RPC XML-RPC Lifecyle Data Types in XML-RPC Correspondence with Types in Java Method Calls Method Responses DTD for XML-RPC XSL Schema for XML-RPC Using HTTP for XML-RPC

Server Side File: Server.java File: Handler.java File: Request.java File: RpcMethods.java Client Side File: Test.java File: RpcClient.java Limitations of XML-RPC