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Chapter 9. Developing XML Web services 185
Example 9-3 html.dtd
<!ELEMENT html (body)>
<!ELEMENT body (h2, hr, table)>
<!ATTLIST body
bgcolor CDATA #IMPLIED>
<!ELEMENT h2 (CENTER,CENTER)>
<!ELEMENT CENTER (#PCDATA)>
<!ELEMENT table (tr+)>
<!ATTLIST td
width CDATA #REQUIRED
valign CDATA #REQUIRED>
<!ELEMENT tr (td,td)>
<!ELEMENT td EMPTY>
<!ELEMENT hr EMPTY>
After designing our html.dtd we generate html.xml file. To generate html.xml file
take the following steps:
1. Select
html.dtd file.
2. Right-click
Generate—>XML file
3. Enter Airline as the folder.
4. Enter html.xml as file name, click
Next.
5. Set html as root element.
6. Select
required and optional content, click Finish.
Example 9-4 shows the generated XML file.
Example 9-4 html.xml source
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE html SYSTEM "html.dtd" >
<html>
<body>
<h2>
<CENTER>CENTER</CENTER>
<CENTER>CENTER</CENTER>
</h2>
<hr/>
<table>
<tr>
<td valign="" width=""/>
<td valign="" width=""/>
</tr>
</table>
</body>