OpenSAML user discussion

["Subash Devkota" <>]

Chad,
Thank you so much. :-)


Chad La Joie wrote:
> Couple of items.  First you get an XSString builder as follows:
>
> buildFactory.getBuilder(XSString.TYPE_NAME);
>
> Then you set the value using the XSString.setValue() method.  So your 
> code should look like this:
>
> XMLObjectBuilder<XSString> builder = 
> buildFactory.getBuilder(XSString.TYPE_NAME);
>
> XSString attributeValue = 
> builder.buildObject(AttributeValue.DEFAULT_ELEMENT_NAME, 
> XSString.TYPE_NAME);
>
> attributeValue.setValue("My Attribute Value");
>
> Subash Devkota wrote:
> > Thank You Chad for your detail reply.
> >
> > I created the AttributeValue Object but could not find the way for 
> > setting values in it.
> > I am sorry for bothering you again. But, I am new to openSAML and 
> > could not find any good document for the help. Could you please refer 
> > if any.
> >
> > I created the AttribueValue using the code:
> >          /XSStringBuilder xsStringBuilder= new XSStringBuilder();//) 
> > builderFactory.getBuilder(AttributeValue.DEFAULT_ELEMENT_NAME);
> >            XMLObject 
> > attributeValue=xsStringBuilder.buildObject(AttributeValue.DEFAULT_ELEMENT_NAME, 
> > XSString.TYPE_NAME);/
> >
> > It created the xml:
> >
> >         /<saml:AttributeValue 
> > xmlns:xs="http://www.w3.org/2001/XMLSchema"; 
> > xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; 
> > xsi:type="xs:string"/>/
> >
> > Then this attributeValue object does not have any method to set its 
> > value. It has only to set methods: setDOM() and setParent().
> >
> > I don't think setting DOM is the good solution. Is there any way of 
> > adding the value to AttributeValue?
> >
> > Thank You
> > Subash
> >
> >           
> > Chad La Joie wrote:
> > > No, you don't have to use the default provider (and probably 
> > > shouldn't) in order to create attribute values.  Instead you'd get 
> > > the builder for whatever you want to use as an attribute value and 
> > > build it using the element name AttributeValue.  So, for example, 
> > > lets say you wanted to have a value that is a string.  Get the 
> > > builder for the XSString object (our XMLObject that models the XML 
> > > schema string type).  Then, instead of using the normal buildObject 
> > > method use one of the ones that takes both the element name AND the 
> > > schema type, for example buildObject(QName, QName), passing in the 
> > > AttributeValue qname for the first argument and the XSString type 
> > > for the second.
> > >
> > > This way, when the object is marshalled you end up with something like
> > >
> > > <saml2:AttributeValue xsi:type="xs:string">
> > >    Some attribute value
> > > </saml2:AttributeValue/>
> > >
> > > Note that the proxy element only gets used if the library is unable 
> > > to determine what the element actually contains.  By specifying the 
> > > schema type (string) the library would appropriately unmarshall the 
> > > above snippet into an XSString XMLObject.  If the type wasn't there 
> > > it would have no way of knowing the type of the element and would 
> > > fall back to the proxy.
> > >
> > > Subash Devkota wrote:
> > > > Hi all,
> > > >
> > > > I am using the latest java-saml2 codes from svn.
> > > >
> > > > I want  to build AttributeValue object and append it to Attribute. 
> > > > There is no AttributeValueBuilder.
> > > >
> > > > https://spaces.internet2.edu/display/SHIB/OSTwoUsrManJavaLibIntro  
> > > > page under *Default Object Provider* section states that:
> > > >
> > > > In most cases developer's wont encounter this XMLObject. However, 
> > > > it's common that this object will be used as the container for 
> > > > AttributeValue elements.
> > > >
> > > >
> > > > Scott and Chad,
> > > > Does it mean, we need to use this default object provider for 
> > > > creating AttributeValue object?
> > > > I tried it in the following manner.
> > > > In common-config.xml file, I found the entry
> > > >    <BuilderClass className="org.opensaml.xml.ElementProxyBuilder" />
> > > > and tried to create the object using the code:
> > > >
> > > >          org.opensaml.xml.ElementProxyBuilder proxyBuilder= new 
> > > > org.opensaml.xml.ElementProxyBuilder();
> > > >            AttributeValue attributeValue= (AttributeValue) 
> > > > proxyBuilder.buildObject(SAMLConstants.SAML20_NS, 
> > > > AttributeValue.DEFAULT_ELEMENT_LOCAL_NAME, 
> > > > SAMLConstants.SAML20_PREFIX);
> > > >           But, I encounter the ClassCastException in second line.
> > > >
> > > > How can I create AttributeValue object?
> > > >
> > > > Thanks in advance
> > > > Subash
> > > >
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