bundles/org.eclipse.wst.html.core/schema/customAttributeValidator.exsd

<?xml version='1.0' encoding='UTF-8'?>
<!-- Schema file written by PDE -->
<schema targetNamespace="org.eclipse.wst.html.core" xmlns="http://www.w3.org/2001/XMLSchema">
<annotation>
      <appInfo>
         <meta.schema plugin="org.eclipse.wst.html.core" id="syntaxValidator" name="Validator"/>
      </appInfo>
      <documentation>
         Extension point which allows to add external validators for HTML5-like attributes.
      </documentation>
   </annotation>

   <element name="extension">
      <annotation>
         <appInfo>
            <meta.element />
         </appInfo>
      </annotation>
      <complexType>
         <sequence minOccurs="1" maxOccurs="unbounded">
            <element ref="validator" minOccurs="1" maxOccurs="unbounded"/>
         </sequence>
         <attribute name="point" type="string" use="required">
            <annotation>
               <documentation>
                  
               </documentation>
            </annotation>
         </attribute>
         <attribute name="id" type="string">
            <annotation>
               <documentation>
                  
               </documentation>
            </annotation>
         </attribute>
         <attribute name="name" type="string">
            <annotation>
               <documentation>
                  
               </documentation>
               <appInfo>
                  <meta.attribute translatable="true"/>
               </appInfo>
            </annotation>
         </attribute>
      </complexType>
   </element>

   <element name="validator">
      <complexType>
         <attribute name="class" type="string" use="required">
            <annotation>
               <documentation>
                  
               </documentation>
               <appInfo>
                  <meta.attribute kind="java" basedOn="org.eclipse.wst.html.core.internal.validate.extension.IHTMLCustomAttributeValidator:"/>
               </appInfo>
            </annotation>
         </attribute>
      </complexType>
   </element>

   <annotation>
      <appInfo>
         <meta.section type="since"/>
      </appInfo>
      <documentation>
         [Enter the first release in which this extension point appears.]
      </documentation>
   </annotation>

   <annotation>
      <appInfo>
         <meta.section type="examples"/>
      </appInfo>
      <documentation>
         Extension point for validating custom html attributes. Only one error message will be displayed for each validated attribute.
&lt;pre&gt;
 &lt;extension point=&quot;org.eclipse.wst.html.core.syntaxValidator&quot;&gt;
  &lt;validator class=&quot;org.package.YourValidator&quot;&gt;&lt;/validator&gt;
 &lt;/extension&gt;
&lt;/pre&gt;

YourValidator should implement IHTMLCustomAttributeValidator

&lt;pre&gt;
public class YourValidator impements IHTMLCustomAttributeValidator{

 public boolean canValidate(IDOMElement target) {
  	if (target.getLocalName().startsWith(&quot;tag&quot;)) {
   		return true;
  	}
 	return false;
 }

 public void init() {
  	//called only once while validator was loaded
 }

 public ValidationMessage validateAttribute(IDOMElement target, String attrName) {
	String tagName = target.getLocalName();
	if (&quot;tag&quot;.equals(tagName)) {
		if (attrName.startsWith(&quot;attr&quot;)) {
			Segment segment = CustomValidatorUtil.getAttributeSegment((IDOMNode)target.getAttributeNode(attrName), ATTR_REGION_NAME);
			return new ValidationMessage(&quot;Attribute started with attr is not allowed&quot;, segment.getOffset(), segment.getLength(), ValidationMessage.ERROR);
		}
	}
	return null;	
}
}
&lt;/pre&gt;
      </documentation>
   </annotation>

   <annotation>
      <appInfo>
         <meta.section type="apiinfo"/>
      </appInfo>
      <documentation>
         [Enter API information here.]
      </documentation>
   </annotation>

   <annotation>
      <appInfo>
         <meta.section type="implementation"/>
      </appInfo>
      <documentation>
         [Enter information about supplied implementation of this extension point.]
      </documentation>
   </annotation>


</schema>