element with maxOccurs="unbounded"
File: Data.xml <?xml version="1.0"?> <Book xmlns="http://www.java2s.com" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation= "http://www.java2s.com Schema.xsd"> <Title>title 1</Title> <Author>author 1</Author> <Author>author 2</Author> <Date>1993</Date> <ISBN>1-11111-111-1</ISBN> <Publisher>publisher 1</Publisher> </Book> File: Schema.xsd <?xml version="1.0"?> <xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema" targetNamespace="http://www.java2s.com" xmlns="http://www.java2s.com" elementFormDefault="qualified"> <xsd:element name="Book" type="bookType"/> <xsd:complexType name="bookType"> <xsd:sequence> <xsd:element name="Title" type="xsd:string" minOccurs="1" maxOccurs="1"/> <xsd:element name="Author" type="xsd:string" minOccurs="1" maxOccurs="unbounded"/> <xsd:element name="Date" type="xsd:string" minOccurs="1" maxOccurs="1"/> <xsd:element name="ISBN" type="xsd:string" minOccurs="1" maxOccurs="1"/> <xsd:element name="Publisher" type="xsd:string" minOccurs="1" maxOccurs="1"/> </xsd:sequence> </xsd:complexType> </xsd:schema>