OIC XSD - How to validate if any field is empty while reading the file | add restriction to a schema field

Usecase: Here, we are reading a file. During reading, we need to validate field C1 if it is empty . If the any of the field C1 is empty, we have to fail it from further processing.

Steps:

1. Add attribute nxsd:fieldValidation="true" to the schema.
2. Add the restriction minLength value="1" block to the field to validate.

Schema used:

<?xml version="1.0" encoding="UTF-8" ?>

<xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:nxsd="http://xmlns.oracle.com/pcbpel/nxsd" xmlns:tns="http://TargetNamespace.com/fileReference" targetNamespace="http://TargetNamespace.com/fileRefeference" elementFormDefault="qualified" attributeFormDefault="unqualified" nxsd:version="NXSD" nxsd:stream="chars"

nxsd:fieldValidation="true"

 nxsd:encoding="US-ASCII">

<xsd:element name="Root-Element">

<xsd:complexType>

<xsd:sequence>

<xsd:element name="Employee" minOccurs="1" maxOccurs="unbounded">

<xsd:complexType>

<xsd:sequence>

<xsd:element name="C1" nxsd:style="terminated" nxsd:terminatedBy="," nxsd:quotedBy="&quot;">

<xsd:simpleType>

<xsd:restriction base="xsd:string">

<xsd:minLength value="1"/>

</xsd:restriction>

</xsd:simpleType>

</xsd:element>

<xsd:element name="C2" type="xsd:string" nxsd:style="terminated" nxsd:terminatedBy="${eol}" nxsd:quotedBy="&quot;"/>

</xsd:sequence>

</xsd:complexType>

</xsd:element>

</xsd:sequence>

</xsd:complexType>

</xsd:element>

</xsd:schema>