core:itemMatcher (Identifying a list entry by rule)

Action	XML	Description
Input XML	`<?xml` `version="1.0"` `encoding="UTF-8"?>` `<shp:Shipment` `xmlns:shp="SCM.SHIPMENT"` `creatorId="1"` `ownerId="1"` `lastModifierId="1">` `<lineItems>` `<lineItem` `lineItemId="1"` `parentLineItemId="">` `<attributes>` `<shp:ShipmentLineItemReference>` `<value` `referenceType="ORDER_NUMBER"` `reference="4711"/>` `</shp:ShipmentLineItemReference>` `<shp:ShipmentLineItemText>` `<value` `textType="COMMENT">` `<textValue>Lobster_data</textValue>` `</value>` `</shp:ShipmentLineItemText>` `</attributes>` `</lineItem>` `<lineItem` `lineItemId="2"` `parentLineItemId="">` `<attributes>` `<shp:ShipmentLineItemReference>` `<value` `referenceType="ORDER_NUMBER"` `reference="4712"/>` `</shp:ShipmentLineItemReference>` `<shp:ShipmentLineItemText>` `<value` `textType="COMMENT">` `<textValue>Lobster_pro Starter</textValue>` `</value>` `</shp:ShipmentLineItemText>` `</attributes>` `</lineItem>` `<lineItem` `lineItemId="3"` `parentLineItemId="">` `<attributes>` `<shp:ShipmentLineItemReference>` `<value` `referenceType="ORDER_NUMBER"` `reference="4713"/>` `</shp:ShipmentLineItemReference>` `<shp:ShipmentLineItemText>` `<value` `textType="COMMENT">` `<textValue>Lobster_pim</textValue>` `</value>` `</shp:ShipmentLineItemText>` `</attributes>` `</lineItem>` `</lineItems>` `</shp:Shipment>`	A simple shipment with 3 line items and 2 attributes each.
Import XML	`<?xml` `version="1.0"` `encoding="UTF-8"?>` `<shp:Shipment` `xmlns:xsd="http://www.w3.org/2001/XMLSchema"` `xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"` `xmlns:core="CORESYSTEM"` `xmlns:base="SCM.BASE"` `xmlns:shp="SCM.SHIPMENT"` `creatorId="1"` `ownerId="1"` `lastModifierId="1">` `<lineItems>` `<lineItem>` `<core:itemMatcher>` `<core:EntityPropertyRule>` `<core:EqualsMatcher` `deepCompare="false">` `<core:LiteralValueResolver>` `<value` `xsi:type="xsd:string">4712</value>` `</core:LiteralValueResolver>` `</core:EqualsMatcher>` `<core:ChainedResolver>` `<core:TypedAttributeResolver` `typedAttribute="base:ReferenceAttribute"` `type="base:ReferenceType#ORDER_NUMBER"` `/>` `<core:PropertyResolver` `property="reference"` `/>` `</core:ChainedResolver>` `</core:EntityPropertyRule>` `</core:itemMatcher>` `<attributes>` `<shp:ShipmentLineItemText>` `<value` `textType="COMMENT">` `<textValue>Lobster_pro Business</textValue>` `</value>` `</shp:ShipmentLineItemText>` `</attributes>` `</lineItem>` `</lineItems>` `</shp:Shipment>`	The line item with the 'ORDER_NUMBER' = 7412 is updated.
Output XML	`<?xml` `version="1.0"` `encoding="UTF-8"?>` `<shp:Shipment` `xmlns:shp="SCM.SHIPMENT"` `creatorId="1"` `ownerId="1"` `lastModifierId="1">` `<lineItems>` `<lineItem` `lineItemId="1"` `parentLineItemId="">` `<attributes>` `<shp:ShipmentLineItemReference>` `<value` `referenceType="ORDER_NUMBER"` `reference="4711"/>` `</shp:ShipmentLineItemReference>` `<shp:ShipmentLineItemText>` `<value` `textType="COMMENT">` `<textValue>Lobster_data</textValue>` `</value>` `</shp:ShipmentLineItemText>` `</attributes>` `</lineItem>` `<lineItem` `lineItemId="2"` `parentLineItemId="">` `<attributes>` `<shp:ShipmentLineItemReference>` `<value` `referenceType="ORDER_NUMBER"` `reference="4712"/>` `</shp:ShipmentLineItemReference>` `<shp:ShipmentLineItemText>` `<value` `textType="COMMENT">` `<textValue>Lobster_pro Business</textValue>` `</value>` `</shp:ShipmentLineItemText>` `</attributes>` `</lineItem>` `<lineItem` `lineItemId="3"` `parentLineItemId="">` `<attributes>` `<shp:ShipmentLineItemReference>` `<value` `referenceType="ORDER_NUMBER"` `reference="4713"/>` `</shp:ShipmentLineItemReference>` `<shp:ShipmentLineItemText>` `<value` `textType="COMMENT">` `<textValue>Lobster_pim</textValue>` `</value>` `</shp:ShipmentLineItemText>` `</attributes>` `</lineItem>` `</lineItems>` `</shp:Shipment>`	The line item '2' was found and changed.