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p and c name space

admin 11月 13, 2020 0

P Name Space

The P Name Space is used for replacing element.

<beans xmlns="http://www.springframework.org/schema/beans"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xmlns:p="http://www.springframework.org/schema/p"
    xsi:schemaLocation="http://www.springframework.org/schema/beans
        http://www.springframework.org/schema/beans/spring-beans.xsd">

    <!-- stardard XML format -->
    <bean name="john-classic" class="com.knicolle.Person">
        <property name="name" value="John Doe"/>
        <property name="spouse" ref="jane"/>
    </bean>

    <!-- p name space format -->
    <bean name="john-modern"
        class="com.knicolle.Person"
        p:name="John Doe"
        p:spouse-ref="jane"/>

</beans>

C Name Space

The P Name Space is used for replacing element.

<beans xmlns="http://www.springframework.org/schema/beans"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xmlns:c="http://www.springframework.org/schema/c"
    xsi:schemaLocation="http://www.springframework.org/schema/beans
        http://www.springframework.org/schema/beans/spring-beans.xsd">

    <bean id="bar" class="x.y.Bar"/>
    <bean id="baz" class="x.y.Baz"/>

    <!-- stardard XML format -->
    <bean id="foo" class="x.y.Foo">
        <constructor-arg name="bar" ref="bar"/>
        <constructor-arg name="baz" ref="baz"/>
        <constructor-arg name="email" value="[email protected]"/>
    </bean>

    <!-- c name space format -->
    <bean id="foo" class="x.y.Foo" c:bar-ref="bar" c:baz-ref="baz" c:email="[email protected]"/>

    <!-- param index of c name space format -->
    <bean id="foo" class="x.y.Foo" c:_0-ref="bar" c:_1-ref="baz" c:_2="[email protected]"/>

</beans>