<t:zone t:id="myZone" id="myZone">
   	<t:form t:zone="myZone" t:id="form">
    	<t:errors />
		
        <p><label for="field">Required, minLength=3, maxLength=10</label>
            <br/><t:textfield t:value="foo" t:id="field"
            		t:validate="required, minLength=3, maxLength=10"/>
        </p>
        <p><label for="field2">Required, min=3, max=6, number</label>
            <br/><t:textfield t:value="dummy" t:id="field2" 
            		t:validate="required, min=3, max=6"/>
        </p>
		<p><label for="field3">Required, email (will not produce any client side 
		validation, because default Tapestry validator does not handle it))</label>
            <br/><t:textfield t:value="email" t:id="field3" 
            		t:validate="required, email" />
        </p>
		<p><label for="field4">Required, regular expression (.*foo.*)</label>
           <br/><t:textfield t:value="regexp" t:id="field4" 
           			t:validate="required, regexp=.*foo.*"/>
        </p>
        <p>
            <t:submit t:id="submit" />
        </p>
       
    </t:form>
   	<p>
   		<t:if t:test="dataToDisplay">
       	You have submitted : ${foo}, ${dummy}, ${email}, ${regexp}
       	</t:if>
    </p>
</t:zone>    
	

		
public class DocsValidation
{
	@Property
	private String foo;
	
	@Property
	private Integer dummy;
	    
	@Property
	private String email;
	    
	@Property
	private String regexp;
	    
	@InjectComponent 
	private Zone myZone;
	    
	@OnEvent(value=EventConstants.SUCCESS)
	public Object onSuccess(){
		return myZone.getBody();
	}
	
	@OnEvent(value=EventConstants.FAILURE)
	public Object onFailure(){
		return myZone.getBody();
	}
	
	public Boolean getDataToDisplay(){
		return InternalUtils.isNonBlank(foo) && InternalUtils.isNonBlank(email) && 
			InternalUtils.isNonBlank(regexp);
	}
}