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https://issues.apache.org/jira/browse/XMLSCHEMA-48?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Aron Olsen updated XMLSCHEMA-48:
--------------------------------
    Description: 
Hi there,
I am in the scenary of traversing the out-come of reading an XSD.
I am somewhat trying to simplify the output of XMLSchema, in order to have the 
properties (elements and attributes) mapped to DB-tables (complex types) and 
DB-table-columns (mayby XSD-complex, geometries for instance or other 
DB-complex-types or XSD-simple, string, int etc.).
I am bewildered about how attributes are to be inherited down to a complex XSD 
type when deriving from another XSD-type by restriction. As I have learned so 
far, all attributes are to be inherited by default, as opposed to 
element-properties of the base-type.
Is this rightly understood by me?
In my simplified model I keep track of the base-type hierarchy, and how the 
inheritance is defined (extension, restriction, final). For each level I have 
tracked all the attributes of each complex type. Do I need to "collect" 
base-type attributes not referenced in a current complex type, when the current 
complex type is deriving from a super-type by restriction?
In other words: Do XmlSchema do any automic inheritance derivations "behind the 
scenes", or do we have to do such on our own behalf?
As you will understand: If XmlSchema is not doing the attribute-inheriting for 
me, I have to do it my self. This will involve "inherit all attributes from 
base-type which is not mentioned in current type".
Hope my question is understandable: How to inherit attributes when deriving by 
restriction.
/Aron


  was:
Hi there,
I am in the scenary of traversing the out-come of reading an XSD.
I am somewhat trying to simplify the output of XMLSchema, in order to have the 
properties (elements and attributes) mapped to DB-tables (complex types) and 
DB-table-columns (mayby XSD-complex, geometries for instance or other 
DB-complex-types or XSD-simple, string, int etc.).
I am bewildered about how attributes are to be inherited down to a complex XSD 
type when deriving from another XSD-type by restriction. As I have learned so 
far, all attributes are to be inherited by default, as opposed to 
element-properties of the base-type.
Is this rightly understood by me?
In my simplified model I keep track of the base-type hierarchy, and how the 
inheritance is defined (extension, restriction, final). For each level I have 
tracked all the attributes of each complex type. Do I need to "collect" 
base-type attributes not referenced in a current complex type, when the current 
complex type is deriving from a super-type by restriction?
In other words: Do XmlSchema do any automic inheritance derivations "behind the 
scenes", or do we have to do such on our own behalf?
As you will understand: If XmlSchema is not doing the attribute-inheriting for 
me, I have to do it my self. This will involve "inherit all attributes from 
base-type which is not mentioned in current type".
Hope my question is understandable: How to inherit attributes when extending by 
restriction.
/Aron



> How to inherit attributes down to final complex type
> ----------------------------------------------------
>
>                 Key: XMLSCHEMA-48
>                 URL: https://issues.apache.org/jira/browse/XMLSCHEMA-48
>             Project: XmlSchema
>          Issue Type: Question
>    Affects Versions: 2.2.1
>            Reporter: Aron Olsen
>            Priority: Trivial
>             Fix For: 2.1.1
>
>
> Hi there,
> I am in the scenary of traversing the out-come of reading an XSD.
> I am somewhat trying to simplify the output of XMLSchema, in order to have 
> the properties (elements and attributes) mapped to DB-tables (complex types) 
> and DB-table-columns (mayby XSD-complex, geometries for instance or other 
> DB-complex-types or XSD-simple, string, int etc.).
> I am bewildered about how attributes are to be inherited down to a complex 
> XSD type when deriving from another XSD-type by restriction. As I have 
> learned so far, all attributes are to be inherited by default, as opposed to 
> element-properties of the base-type.
> Is this rightly understood by me?
> In my simplified model I keep track of the base-type hierarchy, and how the 
> inheritance is defined (extension, restriction, final). For each level I have 
> tracked all the attributes of each complex type. Do I need to "collect" 
> base-type attributes not referenced in a current complex type, when the 
> current complex type is deriving from a super-type by restriction?
> In other words: Do XmlSchema do any automic inheritance derivations "behind 
> the scenes", or do we have to do such on our own behalf?
> As you will understand: If XmlSchema is not doing the attribute-inheriting 
> for me, I have to do it my self. This will involve "inherit all attributes 
> from base-type which is not mentioned in current type".
> Hope my question is understandable: How to inherit attributes when deriving 
> by restriction.
> /Aron



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