源xml文件
<?xml version="1.0" encoding="iso-8859-1"?>
<books>
<stock>
<name>The Picasso Code</name>
<author>Dan Blue</author>
<category>Fiction</category>
<description>Cubist paintings reveal a secret society of people who really look like that</description>
</stock>
<stock>
<name>Here With the Wind</name>
<author>Margaret Middle</author>
<category>Fiction</category>
<description>In this edition, nobody in the south really gives a damn</description>
</stock>
<stock>
<name>Harry Potluck and the Chamber of Money</name>
<author>J.K. Roughly</author>
<category>Fiction</category>
<description>Young wizard finds the real pot-of-gold and retires</description>
</stock>
<stock>
<name>No Expectations</name>
<author>Chuck Dickens</author>
<category>Fiction</category>
<description>Dickens finally reveals what he really thinks of people</description>
</stock>
<stock>
<name>Atlas Stretched</name>
<author>Ann Rind</author>
<category>Fiction</category>
<description>Great inventors finally just take the money and run</description>
</stock>
<stock>
<name>Recycling Software</name>
<author>Big Gates</author>
<category>Nonfiction</category>
<description>How to just change the name and interface of the same old software and sell it as new</description>
</stock>
<stock>
<name>Make Tons of Money</name>
<author>Donald Rump</author>
<category>Nonfiction</category>
<description>Rump explains how he became a billionaire while constantly declaring bankruptcy</desc
