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Subject: XOM API for Processing XML with Java

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  • From: Wolfgang Hoschek <whoschek AT lbl.gov>
  • To: xom-interest AT lists.ibiblio.org
  • Subject: [XOM-interest] DOMConverter performance regression
  • Date: Tue, 28 Sep 2004 19:11:37 -0700

BTW, converting a XOM document to a DOM document is currently twice as slow as it was in xom-1.0d25 (which was before the non-recursive "experiment"):

DOMConverterCVS:
Builder.build took [s] = 41.969
xom -> dom took [s] = 43.072
dom -> xom took [s] = 28.727

DOMConverterD25:
Builder.build took [s] = 39.113
xom -> dom took [s] = 22.135
dom -> xom took [s] = 28.608

Observed with a 30 MB file containing some 30000 records, each record of the following form:

<disc>
<id>000b0a12</id>
<length>2828</length>
<title>U-Roy / The Righful Ruler (Disc 2)</title>
<genre>cddb/reggae</genre>
<ext> YEAR: 2001 ID3G: 16</ext>
<track index="1" offset="150">Wet Vision</track>
<track index="2" offset="12988">Medley Train</track>
<track index="3" offset="25220">You Keep On Running</track>
<track index="4" offset="36304">Flashing My Whip</track>
<track index="5" offset="48737">On The Beach</track>
<track index="6" offset="60633">On Top Of The Peak</track>
<track index="7" offset="72634">Rule Of The Nation</track>
<track index="8" offset="84232">Stick Together</track>
<track index="9" offset="96670">The Higher The Mountain</track>
<track index="10" offset="107954">King Tubby&apos;s Special</track>
<track index="11" offset="120949">Tom Drunk</track>
<track index="12" offset="130752">Tide Is High</track>
<track index="13" offset="142820">Double Six</track>
<track index="14" offset="153334">Don&apos;t Stay Away</track>
<track index="15" offset="164488">Festival Wise</track>
<track index="16" offset="176900">Ain&apos;t That Loving You</track>
<track index="17" offset="187927">Hard Feeling</track>
<track index="18" offset="198590">Rock Away</track>
</disc>





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