[seam-issues] [JBoss JIRA] Created: (JBSEAM-4717) NPE in s:token

Wed Oct 13 13:34:39 EDT 2010

NPE in s:token
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                 Key: JBSEAM-4717
                 URL: https://jira.jboss.org/browse/JBSEAM-4717
             Project: Seam
          Issue Type: Bug
          Components: JSF Controls
    Affects Versions: 2.2.0.GA
         Environment: JBOSS 5.1.0.GA JETTY 6.1.25 Seam 2.2.0.GA + Sun RI JSF 1.2_13
            Reporter: Valeriy Molyakov

NPE raised when use s:token 

Caused by java.lang.NullPointerException with message: ""

org.jboss.seam.ui.renderkit.TokenRendererBase.generateViewSignature(TokenRendererBase.java:177)
org.jboss.seam.ui.renderkit.TokenRendererBase.doDecode(TokenRendererBase.java:108)
org.jboss.seam.ui.util.cdk.RendererBase.decode(RendererBase.java:59)
javax.faces.component.UIComponentBase.decode(UIComponentBase.java:789)
javax.faces.component.UIComponentBase.processDecodes(UIComponentBase.java:1031)
javax.faces.component.UIForm.processDecodes(UIForm.java:209)
org.ajax4jsf.component.AjaxViewRoot$1.invokeContextCallback(AjaxViewRoot.java:400)

line 177
String renderStamp = form.getAttributes().get(RENDER_STAMP_ATTR).toString();

RENDER_STAMP_ATTR is removed during form submit. If you try to make double submit attribute is missing in the map and NPE raised.

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