Attachment: Mapping XSD to Java

Built-In XSD Data Types and Their Exact Equivalent in ABAP

XSD Java

string

java.lang.String

boolean

boolean

float

float

double

double

int

int

short

short

long

long

byte

byte

date

java.util.Calendar

time

java.util.Calendar

Tags Supported for Complex Data Types (in Alphabetical Order)

XSD Java

<attribute> (local)

Attributes of a class (including access methods)

<complexType> (global)

Class

<complexType> (local)

Inner class

<element maxOccurs="unbounded">
  • Attributes of an (inner) class (including access methods)
  • Inner table class

<element> (local)

Attribute of an (inner) class (including access methods)

Limitations for XSD Elements

XSD Element Comments 
<extension>
and abstract types

These elements cannot be converted.

substitutionGroup and <element abstract="true">

<redefine>
Limitation of value range ( 
<pattern>, <enumeration>, <maxInclusive>, <maxExclusive>,
and so on)

These tags are not taken into consideration by the proxy runtime; checking these properties is part of the task for validating the schema.
Key relationships, uniqueness ( 
<key>, <keyref>, <unique>
, etc.)