src/test/java/org/apache/commons/scxml2/env/jexl/datamodel-03.xml

<?xml version="1.0"?>
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<!-- A fictitious state machine used by test cases. Meant to illustrate
     prefixed XPath expressions in the Commons SCXML Data() function.
     Used by org.apache.commons.scxml2.NamespacePrefixedPathsTest.
     Also serves as testing the underlying functionality of the
     underlying parsing technology -->
<scxml xmlns="http://www.w3.org/2005/07/scxml"
       xmlns:cs="http://commons.apache.org/scxml"
       version="1.0"
       datamodel="jexl"
       initial="ten">

     <!-- Root data model -->
     <datamodel>

        <!-- We'll use this for XPaths -->
        <data id="rootdata"
              xmlns:ns1="scheme://namespace.test.domain/1"
              xmlns:ns2="scheme://namespace.test.domain/2"
              xmlns:ns3="scheme://namespace.test.domain/3">
             <ns1:root>
                <ns2:foo>
                  <ns3:bar>1</ns3:bar>
                </ns2:foo>
            </ns1:root>
        </data>

        <!-- We'll use this for the JUnit test
             NamespacePrefixedPathsTest.java (scxml package) -->
        <data id="retval" />

    </datamodel>

    <!-- State data model -->
    <state id="ten">

        <datamodel>

            <data id="data10" xmlns:ns4="scheme://namespace.test.domain/1">
                <root xmlns="">
                    <ns4:foo>
                      <bar>10</bar>
                    </ns4:foo>
                </root>
            </data>

        </datamodel>

        <onentry>
            <cs:var xmlns:pre1="scheme://namespace.test.domain/1"
                    xmlns:pre2="scheme://namespace.test.domain/2"
                    xmlns:pre3="scheme://namespace.test.domain/3"
                    name="tentest"
                    expr="Data('number($rootdata/pre1:root/pre2:foo/pre3:bar)') + Data('number($data10/root/pre1:foo/bar)')" />
        </onentry>

        <transition event="done.state.ten" cond="tentest eq 11" target="twenty" />

        <onexit>
            <assign location="retval" expr="tentest" />
        </onexit>

    </state>

    <!-- Already defined (and different) prefixes -->
    <state id="twenty" xmlns:ns1="scheme://namespace.test.domain/1"
                       xmlns:ns2="scheme://namespace.test.domain/2"
                       xmlns:ns3="scheme://namespace.test.domain/3">

        <datamodel>

            <data id="data20">
                <ns1:root>
                    <ns2:foo>20</ns2:foo>
                </ns1:root>
            </data>

        </datamodel>

        <onentry>
            <assign location="Location('$rootdata/ns1:root/ns2:foo/ns3:bar')" expr="2" />
        </onentry>


        <!-- Redefine namespace prefixes -->
        <transition event="done.state.twenty"
                    xmlns:ns1="scheme://namespace.test.domain/1"
                    xmlns:ns2="scheme://namespace.test.domain/2"
                    cond="Data('string($data20/ns1:root/ns2:foo)') eq 20 and Data('string($rootdata/ns1:root/ns2:foo/ns3:bar)') eq 2"
                    target="thirty" />

        <onexit>

            <!-- Redefine different prefixes bound to above namespaces -->
            <if xmlns:pre1="scheme://namespace.test.domain/1"
                xmlns:pre2="scheme://namespace.test.domain/2"
                cond="Data('number($data20/pre1:root/pre2:foo)') lt 20">

                <assign location="retval" expr="'Less than 20'" />

            <elseif cond="Data('number($data20/pre1:root/pre2:foo)') eq 20" />

                <assign location="retval" expr="'Equal to 20'" />

            <else/>

                <assign location="retval" expr="'Greater than 20'" />

            </if>

        </onexit>

    </state>

    <!-- XPath looking at attribute -->
    <state id="thirty">

        <datamodel>

            <data id="data30">
                <root xmlns="scheme://namespace.test.domain/1">
                    <foo xmlns="scheme://namespace.test.domain/2"
                         xmlns:ns1="scheme://namespace.test.domain/3"
                         ns1:attfoo="30" attbar="300"/>
                </root>
            </data>

        </datamodel>

        <transition event="done.state.thirty"
         xmlns:ns1="scheme://namespace.test.domain/1"
         xmlns:ns2="scheme://namespace.test.domain/2"
         xmlns:ns3="scheme://namespace.test.domain/3"
         cond="Data('number($data30/ns1:root/ns2:foo/@ns3:attfoo)') + Data('number($data30/ns1:root/ns2:foo/@attbar)') eq 330"
         target="forty" />

    </state>

    <!-- Multiple data, already defined prefixes -->
    <state id="forty" xmlns:ns1="scheme://namespace.test.domain/1"
                      xmlns:ns2="scheme://namespace.test.domain/2"
                      xmlns:ns3="scheme://namespace.test.domain/3"
                      xmlns:ns4="scheme://namespace.test.domain/4">

        <datamodel>

            <data id="data40">
                <root xmlns="">
                    <ns1:foo ns2:attfoo="40"/>
                </root>
            </data>

            <data id="data41">
                <ns3:root>
                    <ns4:foo>41</ns4:foo>
                </ns3:root>
            </data>

        </datamodel>

        <transition event="done.state.forty"
         cond="Data('number($data40/root/ns1:foo/@ns2:attfoo)') + Data('number($data41/ns3:root/ns4:foo)') eq 81"
         target="fifty" />

    </state>

    <!-- Multiple data, prefixes on elements -->
    <state id="fifty">

        <datamodel>

            <data id="data50"  xmlns:ns1="scheme://namespace.test.domain/1"
                                 xmlns:ns2="scheme://namespace.test.domain/2"
                                 xmlns:ns3="scheme://namespace.test.domain/3">
                <ns1:root>
                    <ns2:foo ns3:attfoo="50"/>
                </ns1:root>
            </data>

            <data id="data51" xmlns:ns3="scheme://namespace.test.domain/3"
                                xmlns:ns4="scheme://namespace.test.domain/4">
                <ns3:root>
                    <ns4:foo attfoo="51"/>
                </ns3:root>
            </data>

        </datamodel>

        <transition event="done.state.fifty"
         xmlns:ns1="scheme://namespace.test.domain/1"
         xmlns:ns2="scheme://namespace.test.domain/2"
         xmlns:ns3="scheme://namespace.test.domain/3"
         xmlns:ns4="scheme://namespace.test.domain/4"
         cond="Data('number($data50/ns1:root/ns2:foo/@ns3:attfoo)') + Data('number($rootdata/ns1:root/ns2:foo/ns3:bar)') eq 52"
         target="sixty" />

    </state>

    <!-- Multiple data, prefixes on datamodel and transition elements -->
    <state id="sixty">

        <datamodel xmlns:ns1="scheme://namespace.test.domain/1"
                   xmlns:ns2="scheme://namespace.test.domain/2"
                   xmlns:ns3="scheme://namespace.test.domain/3"
                   xmlns:ns4="scheme://namespace.test.domain/4">

            <data id="data60">
                <root xmlns="">
                    <ns1:foo ns2:attfoo="60"/>
                </root>
            </data>

            <data id="data61">
                <ns3:root>
                    <ns4:foo attfoo="61"/>
                </ns3:root>
            </data>

        </datamodel>

        <transition event="done.state.sixty"
         xmlns:pre1="scheme://namespace.test.domain/1"
         xmlns:pre2="scheme://namespace.test.domain/2"
         xmlns:pre3="scheme://namespace.test.domain/3"
         xmlns:pre4="scheme://namespace.test.domain/4"
         cond="Data('number($data60/root/pre1:foo/@pre2:attfoo)') + Data('number($data61/pre3:root/pre4:foo/@attfoo)') eq 121"
         target="seventy">

            <!-- should be 121 -->
            <log expr="Data('number($data60/root/pre1:foo/@pre2:attfoo)') + Data('number($data61/pre3:root/pre4:foo/@attfoo)')"/>

        </transition>

    </state>

    <final id="seventy"/>

</scxml>