<?xml version="1.0" encoding="UTF-8"?><process name="DecisionExpression" xmlns="http://jbpm.org/4.2/jpdl"> <start g="16,102,48,48">
<transition to="evaluate document"/>
</start> <decision name="evaluate document" expr="#{content}" g="96,102,48,48">
<transition name="good" to="submit document" g="120,60:-36,23" />
<transition name="bad" to="try again" g=":-15,-21" />
<transition name="ugly" to="give up" g="120,189:-35,-41" />
</decision> <state name="submit document" g="175,35,122,52" />
<state name="try again" g="176,100,122,52" />
<state name="give up" g="177,164,122,52" /></process>
在decision时我怎样得到expr的值
<transition to="evaluate document"/>
</start> <decision name="evaluate document" expr="#{content}" g="96,102,48,48">
<transition name="good" to="submit document" g="120,60:-36,23" />
<transition name="bad" to="try again" g=":-15,-21" />
<transition name="ugly" to="give up" g="120,189:-35,-41" />
</decision> <state name="submit document" g="175,35,122,52" />
<state name="try again" g="176,100,122,52" />
<state name="give up" g="177,164,122,52" /></process>
在decision时我怎样得到expr的值
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