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iNTERFACEWARE Products Manual > Chameleon > Learning the Advanced Features > Validation > Validation Rules > message_grammar Object

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About This Manual

HL7 Overview

Iguana

Chameleon

Getting Started

Chameleon Overview

Chameleon Interface

Learning the Basics

Using Python Scripting

HL7 <-> HL7 Transformation

XML <-> HL7 Translation

Learning the Advanced Features

Validation

Setting Validation Options

Message Parsing Errors

Strict Grammar Checking For Segment Grammars

Validation Rules

Parameters For All Validation Rules

Adding a Validation Rule to a Field

ValidationRuleClassID 0: Required Field Validation Rule

ValidationRuleClassID 1: Regular Expression Validation Rule

ValidationRuleClassID 2: Regular Expression Pair Validation Rule

ValidationRuleClassID 3: Python Validation Rule

Python chmexception Object

validation_field Object

Methods on the typedFieldObject

segment Object

Methods on the typedSegmentObject

ValidationRuleClassID 4: Situational Grammar Python Validation Rule

message_grammar_iterator Object

message_grammar Object

Methods on the message_grammar object

Exception Class

Character Sets

Chameleon Scripting API

Dynamic Interfaces

Running Chameleon on a Dual-Processor Machine

Processing HL7 Messages

Auto ACKnowledgments

Using the Tools and Utility Applications

Deploying Chameleon Applications

Tutorials and Exercises

Sample Applications

Designing HL7 Interfaces

Troubleshooting

Unix Support

Language API Documentation

How to Report Problems

message_grammar Object

This object is used to set the optionality of a segment or segment group, and is retrieved from the message_grammar_iterator object.

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