When I use  fop trunk 2008-11-22(r719654), use DynaFont(chinese font)
runing smoothly, but FounderFont(chinese font) keeping 100% cpu usage
at PageBreakingAlgorithm.getFootnoteSplit:

% ant
Buildfile: build.xml

i386:

init:
     [echo] java.version: 1.5.0_16

pdf.init:

pdf:
     [echo] Making fo ...
     [java] Making portrait pages on A4 paper (210mmx297mm)
     [java] Read /usr/share/doc/docbook-xsl/README.Debian.gz section 5(a).
     [echo] Making pdf ...
     [java] Dec 3, 2008 11:28:24 AM
org.apache.fop.events.LoggingEventListener processEvent
     [java] WARNING: Font "Symbol,normal,700" not found. Substituting
with "Symbol,normal,400".
     [java] Dec 3, 2008 11:28:24 AM
org.apache.fop.events.LoggingEventListener processEvent
     [java] WARNING: Font "ZapfDingbats,normal,700" not found.
Substituting with "ZapfDingbats,normal,400".
     [java] Dec 3, 2008 11:28:25 AM
org.apache.fop.events.LoggingEventListener processEvent
     [java] WARNING: Glyph "ñ" (0xf1, ntilde) not available in font
"FZCuYaSong".
     [java] Dec 3, 2008 11:28:27 AM
org.apache.fop.events.LoggingEventListener processEvent
     [java] WARNING: Line 1 of a paragraph overflows the available
area by more than 50 points. (See position 1045:162)
     [java] Dec 3, 2008 11:28:27 AM
org.apache.fop.events.LoggingEventListener processEvent
     [java] WARNING: Line 1 of a paragraph overflows the available
area by 10405 millipoints. (See position 1074:162)
     [java] Full thread dump Java HotSpot(TM) 64-Bit Server VM
(1.5.0_16-b02 mixed mode):
     [java]
     [java] "Low Memory Detector" daemon prio=1 tid=0x00007fe9181274c0
nid=0x19cd runnable [0x0000000000000000..0x0000000000000000]
     [java]
     [java] "CompilerThread1" daemon prio=1 tid=0x00007fe918125a60
nid=0x19cc waiting on condition
[0x0000000000000000..0x00000000429f2540]
     [java]
     [java] "CompilerThread0" daemon prio=1 tid=0x00007fe9181246c0
nid=0x19cb waiting on condition
[0x0000000000000000..0x00000000428f1380]
     [java]
     [java] "AdapterThread" daemon prio=1 tid=0x00007fe9181232b0
nid=0x19ca waiting on condition
[0x0000000000000000..0x0000000000000000]
     [java]
     [java] "Signal Dispatcher" daemon prio=1 tid=0x00007fe918122030
nid=0x19c9 waiting on condition
[0x0000000000000000..0x0000000000000000]
     [java]
     [java] "Finalizer" daemon prio=1 tid=0x00007fe918110aa0
nid=0x19c8 in Object.wait() [0x0000000041ca4000..0x0000000041ca4e20]
     [java]     at java.lang.Object.wait(Native Method)
     [java]     - waiting on <0x00007fe921d18150> (a
java.lang.ref.ReferenceQueue$Lock)
     [java]     at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:120)
     [java]     - locked <0x00007fe921d18150> (a
java.lang.ref.ReferenceQueue$Lock)
     [java]     at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:136)
     [java]     at
java.lang.ref.Finalizer$FinalizerThread.run(Finalizer.java:159)
     [java]
     [java] "Reference Handler" daemon prio=1 tid=0x00007fe9181101d0
nid=0x19c7 in Object.wait() [0x0000000041ba3000..0x0000000041ba3ca0]
     [java]     at java.lang.Object.wait(Native Method)
     [java]     - waiting on <0x00007fe921d25168> (a
java.lang.ref.Reference$Lock)
     [java]     at java.lang.Object.wait(Object.java:474)
     [java]     at
java.lang.ref.Reference$ReferenceHandler.run(Reference.java:116)
     [java]     - locked <0x00007fe921d25168> (a java.lang.ref.Reference$Lock)
     [java]
     [java] "main" prio=1 tid=0x00000000417a72a0 nid=0x19ba runnable
[0x00007fff71c69000..0x00007fff71c6b120]
     [java]     at
org.apache.fop.layoutmgr.PageBreakingAlgorithm.getFootnoteSplit(PageBreakingAlgorithm.java:571)
     [java]     at
org.apache.fop.layoutmgr.PageBreakingAlgorithm.getFootnoteSplit(PageBreakingAlgorithm.java:463)
     [java]     at
org.apache.fop.layoutmgr.PageBreakingAlgorithm.computeDifference(PageBreakingAlgorithm.java:336)
     [java]     at
org.apache.fop.layoutmgr.BreakingAlgorithm.considerLegalBreak(BreakingAlgorithm.java:696)
     [java]     at
org.apache.fop.layoutmgr.PageBreakingAlgorithm.considerLegalBreak(PageBreakingAlgorithm.java:308)
     [java]     at
org.apache.fop.layoutmgr.BreakingAlgorithm.findBreakingPoints(BreakingAlgorithm.java:485)
     [java]     at
org.apache.fop.layoutmgr.BreakingAlgorithm.findBreakingPoints(BreakingAlgorithm.java:404)
     [java]     at
org.apache.fop.layoutmgr.AbstractBreaker.doLayout(AbstractBreaker.java:340)
     [java]     at
org.apache.fop.layoutmgr.AbstractBreaker.doLayout(AbstractBreaker.java:265)
     [java]     at
org.apache.fop.layoutmgr.PageSequenceLayoutManager.activateLayout(PageSequenceLayoutManager.java:106)
     [java]     at
org.apache.fop.area.AreaTreeHandler.endPageSequence(AreaTreeHandler.java:234)
     [java]     at
org.apache.fop.fo.pagination.PageSequence.endOfNode(PageSequence.java:120)
     [java]     at
org.apache.fop.fo.FOTreeBuilder$MainFOHandler.endElement(FOTreeBuilder.java:346)
     [java]     at
org.apache.fop.fo.FOTreeBuilder.endElement(FOTreeBuilder.java:177)
     [java]     at
com.icl.saxon.aelfred.SAXDriver.endElement(SAXDriver.java:792)
     [java]     at
com.icl.saxon.aelfred.XmlParser.parseETag(XmlParser.java:1133)
     [java]     at
com.icl.saxon.aelfred.XmlParser.parseContent(XmlParser.java:1217)
     [java]     at
com.icl.saxon.aelfred.XmlParser.parseElement(XmlParser.java:1037)
     [java]     at
com.icl.saxon.aelfred.XmlParser.parseContent(XmlParser.java:1222)
     [java]     at
com.icl.saxon.aelfred.XmlParser.parseElement(XmlParser.java:1037)
     [java]     at
com.icl.saxon.aelfred.XmlParser.parseDocument(XmlParser.java:510)
     [java]     at com.icl.saxon.aelfred.XmlParser.doParse(XmlParser.java:163)
     [java]     at com.icl.saxon.aelfred.SAXDriver.parse(SAXDriver.java:320)
     [java]     - locked <0x00007fe921bffab0> (a
com.icl.saxon.aelfred.DefaultHandler)
     [java]     at
com.icl.saxon.IdentityTransformer.transform(IdentityTransformer.java:59)
     [java]     at
org.apache.fop.cli.InputHandler.transformTo(InputHandler.java:233)
     [java]     at
org.apache.fop.cli.InputHandler.renderTo(InputHandler.java:125)
     [java]     at org.apache.fop.cli.Main.startFOP(Main.java:174)
     [java]     at org.apache.fop.cli.Main.main(Main.java:205)
     [java]
     [java] "VM Thread" prio=1 tid=0x00007fe91810bf10 nid=0x19c6 runnable
     [java]
     [java] "GC task thread#0 (ParallelGC)" prio=1
tid=0x00000000417c5990 nid=0x19be runnable
     [java]
     [java] "GC task thread#1 (ParallelGC)" prio=1
tid=0x00000000417c6810 nid=0x19bf runnable
     [java]
     [java] "GC task thread#2 (ParallelGC)" prio=1
tid=0x00000000417c7690 nid=0x19c0 runnable
     [java]
     [java] "GC task thread#3 (ParallelGC)" prio=1
tid=0x00000000417c8510 nid=0x19c1 runnable
     [java]
     [java] "GC task thread#4 (ParallelGC)" prio=1
tid=0x00000000417c9390 nid=0x19c2 runnable
     [java]
     [java] "GC task thread#5 (ParallelGC)" prio=1
tid=0x00000000417ca210 nid=0x19c3 runnable
     [java]
     [java] "GC task thread#6 (ParallelGC)" prio=1
tid=0x00000000417cb090 nid=0x19c4 runnable
     [java]
     [java] "GC task thread#7 (ParallelGC)" prio=1
tid=0x00000000417cbf10 nid=0x19c5 runnable
     [java]
     [java] "VM Periodic Task Thread" prio=1 tid=0x00007fe918129ea0
nid=0x19ce waiting on condition
     [java]

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