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copied!<p>I don't know where is the problem, let me show you my controller that works and maybe you will be able to figure out what's wrong:</p> <pre><code>public class TestController extends SimpleFormController { public TestController () { setFormView("testView"); setSuccessView("testView"); setCommandClass(TestCmd.class); setCommandName("cmd"); } protected Object formBackingObject(HttpServletRequest request)throws Exception { Object o = super.formBackingObject(request); TestCmd cmd = (TestCmd) o; return cmd; } public ModelAndView onSubmit(HttpServletRequest request, HttpServletResponse response, Object obj, BindException errors) throws Exception { TestCmd cmd = (TestCmd) obj; log.debug("test value = " + cmd.getTestValue()); return super.onSubmit(request, response, obj, errors); } } </code></pre> <p>Form:</p> <pre><code><form method="post" action="/test.html"> <form:input path="cmd.testValue"/> <input type="submit"> </form> </code></pre> <p>Inside App-servlet.xml:</p> <pre><code> <bean id="urlMapping" class="org.springframework.web.servlet.handler.SimpleUrlHandlerMapping"> <property name="alwaysUseFullPath" value="true" /> <property name="mappings"> <props> <prop key="/test.html">testController</prop> </props> </property> </bean> <bean id="testController" class="com.sample.TestController"> <property name="synchronizeOnSession" value="true" /> <property name="validator"> <bean class="com.sample.TestValidator"/> </property> </bean> </code></pre> <p>Validator:</p> <pre><code>public class TestValidator implements Validator { public boolean supports(Class clazz) { return (TestCmd.class.equals(clazz)); } public void validate(Object obj, Errors errors) { TestCmd cmd = (TestCmd) obj; if (obj == null) { // nothing } else { ValidationUtils.rejectIfEmptyOrWhitespace(errors, "testValue", null, "<b>Value</b> is required"); } } } </code></pre> <p>Command:</p> <pre><code>public class TestCmd { private String testValue; public TestCmd() { } public String getTestValue() { return testValue; } public void setTestValue(String testValue) { this.testValue = testValue; } } </code></pre>

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