The readOnly parameter belogs to the AddUpdateLayoutCmpnt and is declared like this @Property private boolean readOnly;
I then use the AddUpdateLayoutCmpnt as the layout of this <div t:type="AddUpdateLayoutCmpnt" xmlns:t="http://tapestry.apache.org/schema/tapestry_5_0_0.xsd";> <input t:type="TextField" t:id="name" value="object?.name" disabled="inherit:readOnly"/> </div> When the page above renders I am getting the error Petros Howard Lewis Ship wrote: > > Looks like a bug. PageLoaderProcessor.java:249 is: > > // This may return null if the parameter is not bound in the > loading component. > > Binding existing = > loadingComponentBindingMap.get(loadingParameterName); > > > It looks like loadingComponentBindingMap may be null when the loading > component is a page. > > The error is responsable ... where are you inheritting the readOnly > parameter from? ... but the a NPE is not acceptible, it should be an > exception that identifies what you are doing wrong (using inherit: > where it doesn't make sense). > > On Sun, Mar 23, 2008 at 6:23 AM, petros <[EMAIL PROTECTED]> wrote: >> >> I have a UserAddUpdate page with a property called readOnly. This >> property is >> used to enable/disable components to simulate edit/read mode on the >> page. >> The embedded AddressCmpnt template uses "inherit:readOnly" to >> enable/disable >> its components. >> >> I am now refactored the UserAddUpdate page and created a AddUpdateLayout >> cmpnt so I can re-use it in other pages such as HotelAddUpdate pages. >> Everything works fine but except that when I start using the >> "inherit:readOnly" in the HotelAddUpdate page I am getting the following >> exception. Any ideas why this problem occurs ? >> >> *********************************************** >> HotelAddUpdatePage.html >> <div t:type="AddUpdateLayoutCmpnt" >> xmlns:t="http://tapestry.apache.org/schema/tapestry_5_0_0.xsd";> >> <div class="t-beaneditor-row"> >> <label t:type="Label" for="hname">Hotel Name</label> >> <input t:type="TextField" t:id="hname" >> value="hotel?.name" >> disabled="inherit:readOnly"/> >> </div> >> </div> >> *********************************************** >> >> java.lang.NullPointerException >> Stack >> >> traceorg.apache.tapestry.internal.services.PageLoaderProcessor.findBinding(PageLoaderProcessor.java:249) >> * >> >> org.apache.tapestry.internal.services.PageLoaderProcessor.bindParameterFromTemplate(PageLoaderProcessor.java:170) >> * >> >> org.apache.tapestry.internal.services.PageLoaderProcessor.attribute(PageLoaderProcessor.java:299) >> * >> >> org.apache.tapestry.internal.services.PageLoaderProcessor.loadTemplateForComponent(PageLoaderProcessor.java:504) >> * >> >> org.apache.tapestry.internal.services.PageLoaderProcessor.workComponentQueue(PageLoaderProcessor.java:807) >> * >> >> org.apache.tapestry.internal.services.PageLoaderProcessor.loadPage(PageLoaderProcessor.java:392) >> * >> >> org.apache.tapestry.internal.services.PageLoaderImpl.loadPage(PageLoaderImpl.java:59) >> * >> >> org.apache.tapestry.internal.services.PagePoolCache.checkout(PagePoolCache.java:188) >> * >> >> org.apache.tapestry.internal.services.PagePoolImpl.checkout(PagePoolImpl.java:107) >> * >> >> org.apache.tapestry.internal.services.RequestPageCacheImpl.get(RequestPageCacheImpl.java:43) >> * >> >> org.apache.tapestry.internal.services.LinkFactoryImpl.createPageLink(LinkFactoryImpl.java:273) >> * >> >> org.apache.tapestry.internal.structure.PageImpl.createPageLink(PageImpl.java:161) >> -- >> View this message in context: >> http://www.nabble.com/T5%3A-LayoutCmpnt-and-inherit%3A-prefix-tp16235911p16235911.html >> Sent from the Tapestry - User mailing list archive at Nabble.com. >> >> >> --------------------------------------------------------------------- >> To unsubscribe, e-mail: [EMAIL PROTECTED] >> For additional commands, e-mail: [EMAIL PROTECTED] >> >> > > > > -- > Howard M. Lewis Ship > > Creator Apache Tapestry and Apache HiveMind > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > > > -- View this message in context: http://www.nabble.com/T5%3A-LayoutCmpnt-and-inherit%3A-prefix-tp16235911p16244194.html Sent from the Tapestry - User mailing list archive at Nabble.com. --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
