delegateerror.jwc

学习tapestry的好书啊,绝对经典实用.

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE component-specification PUBLIC
        "-//Apache Software Foundation//Tapestry Specification 4.0//EN"
        "http://jakarta.apache.org/tapestry/dtd/Tapestry_4_0.dtd">

<component-specification allow-informal-parameters="no">

    <component id="hasErrors" type="If">
        <binding name="condition" value="page.beans.delegate.hasErrors"/>
    </component>

    <component id="error" type="Delegator">
        <binding name="delegate" value="page.beans.delegate.firstError"/>
    </component>

</component-specification>