April 2003
Beginner to intermediate
380 pages
12h 25m
English
Content preview from Java Data ObjectsBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Appendix B. JDO Metadata DTD
The following XML DTD describes the form of JDO metadata.
<?xml version="1.0" encoding="UTF-8"?> <!-- Copyright (c) 2002 Sun Microsystems, Inc., 901 San Antonio Road, Palo Alto, California 94303, U.S.A. All rights reserved. This is the DTD defining the Java Data Objects 1.0 metadata. --> <!NOTATION JDO.1_0 PUBLIC "-//Sun Microsystems, Inc.//DTD Java Data Objects Metadata 1.0//EN"> <!-- This is the XML DTD for the JDO 1.0 Metadata. All JDO 1.0 metadata descriptors must include a DOCTYPE of the following form: <!DOCTYPE jdo PUBLIC "-//Sun Microsystems, Inc.//DTD Java Data Objects Metadata 1.0//EN" "http://java.sun.com/dtd/jdo_1_0.dtd"> --> <!ELEMENT jdo ((package)+, (extension)*)> <!ELEMENT package ((class)+, (extension)*)> <!ATTLIST package name CDATA #REQUIRED> <!ELEMENT class (field|extension)*> <!ATTLIST class name CDATA #REQUIRED> <!ATTLIST class identity-type (application|datastore|nondurable) #IMPLIED> <!ATTLIST class objectid-class CDATA #IMPLIED> <!ATTLIST class requires-extent (true|false) 'true'> <!ATTLIST class persistence-capable-superclass CDATA #IMPLIED> <!ELEMENT field ((collection|map|array)?, (extension)*)?> <!ATTLIST field name CDATA #REQUIRED> <!ATTLIST field persistence-modifier (persistent|transactional|none) #IMPLIED> <!ATTLIST field primary-key (true|false) 'false'> <!ATTLIST field null-value (exception|default|none) 'none'> <!ATTLIST field default-fetch-group (true|false) #IMPLIED> <!ATTLIST field embedded (true|false) #IMPLIED> ...
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