Search Expression Grammar

Search expression grammar is used by the EAI Dispatch Service to parse incoming messages and determine the course of action. Search expression grammar is based on the XPath standard. The following information presents the definitions you use to construct a search expression.

Symbols Description

/

A forward slash indicates a new level in the hierarchy. The first slash indicates the root of the hierarchy.

@

An at symbol indicates the attribute.

*

An asterisk indicates no specific criteria and that everything matches in the input. Asterisks cannot be used with attributes.

Name

This is the literal value for which the EAI Dispatch Service searches the document.

Note: See Examples of Search Expression Grammar for additional information and examples.