HAPI Conformance Classes System
User Manual
Sample Code
The following system uses a compiled profile Java Archive (JAR). When creating an HL7 application, a programmer will write something like this code when he or she wants to use conformance classes.
/*
* Created on Mar 16, 2003
*
* Example HL7 program, which uses the
"Compiled Profile JAR"
*
*/
import
test.*;
import
ca.uhn.hl7v2.conf.classes.exceptions.*;
/**
* @author Shawn Dyck
*/
public
class Sample_Using_Conformance_Classes {
public static void main(String[] args){
MsgACK
msgAck = new MsgACK();
try{
System.out.println("Here is the max
length for " +
"the Sub-Component,Identifier\n" +
"that is contained within the Component, "+
"VersionID \nthat is contained within the Field,
"+
"VersionID \n"+
"that is contained within the segment MSH:
"+
msgAck.getMSH().getVersionID()
.getInternationalVersionID()
.getIdentifier()
.getMaxLength());
System.out.println("Constant value
for Identifier:" +
msgAck.getMSH().getVersionID()
.getInternationalVersionID()
.getIdentifier().getConstantValue());
System.out.println("\nAbout to set the
value for the Identifyer to: 555");
msgAck.getMSH().getVersionID()
.getInternationalVersionID()
.getIdentifier().setValue("555"); System.out.println("\nAbout
to read back the value...");
try {
ca.uhn.hl7v2.parser.XMLParser xmlParser = new
ca.uhn.hl7v2.parser.DefaultXMLParser();
String ackMessageInXML = xmlParser.encode(msgAck.getHAPIMessage());
System.out.println("Identifier: " + ackMessageInXML);
} catch (Exception e) {
e.printStackTrace();
System.out.println("\nERR: " + e.toString() );
}
System.out.println("\nHere is the
max length for " +
"the Sub-Component,AlternateText\n" +
"that is contained within the Component, "+
"VersionID \nthat is contained within the Field, "
"VersionID \n"+
"that is contained within the segment MSH: "+
msgAck.getMSH().getVersionID()
.getInternationalizationCode()
.getAlternateText()
.getMaxLength());
// will throw an exception because the
length is tool long
System.out.println("\nAbout to set
the value for the AlternateText to: 5555");
System.out.println("please note, an
exception will be thrown");
msgAck.getMSH().getVersionID()
.getInternationalVersionID()
.getAlternateText().setValue("5555");
}catch(ConfRepException cre){
System.err.println("ConformanceRepException"
+
cre.toString());
}catch(ConfDataException cde){
System.err.println("ConformanceDataException"
+ cde.toString());
}
}
}
