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Tutorial section in PDF - Custom Training Courses - Coreservlets.com

Tutorial section in PDF - Custom Training Courses - Coreservlets.com

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© 2013 Marty Hall & Yaakov Chaik<strong>in</strong>Giv<strong>in</strong>g WidgetConstructor Arguments<strong>Custom</strong>ized Java EE Tra<strong>in</strong><strong>in</strong>g: http://courses.coreservlets.<strong>com</strong>/GWT, Java 7 and 8, JSF 2, PrimeFaces, HTML5, Servlets, JSP, Ajax, jQuery, Spr<strong>in</strong>g, Hibernate, REST, Hadoop, Android.Developed and taught by well-known author and developer. At public venues or onsite at your location.Motivation• Widgets declared <strong>in</strong> UI XML template getcreated by a call to GWT.create()– In most cases, this means the widget must have a default,(zero-arg) constructor• Some widgets might only have non-defaultconstructors available– Widget designer may <strong>in</strong>sist that client-provided state bespecified via constructor arguments– You don’t have control over third-party, so you can’tprovide a default constructor16

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