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reintroduced createBinder template method in Servlet/Portlet AnnotationMethodHandlerAdapter (SPR-6534)

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This commit is contained in:
Juergen Hoeller
2009-12-09 22:29:43 +00:00
parent 2ce5090d00
commit 1e1964a060
3 changed files with 118 additions and 41 deletions
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49
org.springframework.web.servlet/src/main/java/org/springframework/web/servlet/mvc/annotation/AnnotationMethodHandlerAdapter.java
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@@ -80,6 +80,8 @@ import org.springframework.web.HttpMediaTypeNotAcceptableException;
import org.springframework.web.HttpRequestMethodNotSupportedException;
import org.springframework.web.HttpSessionRequiredException;
import org.springframework.web.bind.MissingServletRequestParameterException;
import org.springframework.web.bind.ServletRequestDataBinder;
import org.springframework.web.bind.WebDataBinder;
import org.springframework.web.bind.annotation.InitBinder;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.RequestMapping;
@@ -434,6 +436,26 @@ public class AnnotationMethodHandlerAdapter extends WebContentGenerator
}
/**
* Template method for creating a new ServletRequestDataBinder instance.
* <p>The default implementation creates a standard ServletRequestDataBinder.
* This can be overridden for custom ServletRequestDataBinder subclasses.
* @param request current HTTP request
* @param target the target object to bind onto (or <code>null</code>
* if the binder is just used to convert a plain parameter value)
* @param objectName the objectName of the target object
* @return the ServletRequestDataBinder instance to use
* @throws Exception in case of invalid state or arguments
* @see ServletRequestDataBinder#bind(javax.servlet.ServletRequest)
* @see ServletRequestDataBinder#convertIfNecessary(Object, Class, MethodParameter)
*/
protected ServletRequestDataBinder createBinder(
HttpServletRequest request, Object target, String objectName) throws Exception {
return new ServletRequestDataBinder(target, objectName);
}
/**
* Servlet-specific subclass of {@link HandlerMethodResolver}.
*/
@@ -554,7 +576,6 @@ public class AnnotationMethodHandlerAdapter extends WebContentGenerator
/**
* Determines the matched pattern for the given methodLevelPattern and path.
*
* <p>Uses the following algorithm: <ol> <li>If there is a type-level mapping with path information, it is {@linkplain
* PathMatcher#combine(String, String) combined} with the method-level pattern. <li>If there is a {@linkplain
* HandlerMapping#BEST_MATCHING_PATTERN_ATTRIBUTE best matching pattern} in the request, it is combined with the
@@ -661,6 +682,26 @@ public class AnnotationMethodHandlerAdapter extends WebContentGenerator
throw new HttpSessionRequiredException(message);
}
@Override
protected WebDataBinder createBinder(NativeWebRequest webRequest, Object target, String objectName)
throws Exception {
return AnnotationMethodHandlerAdapter.this.createBinder(
(HttpServletRequest) webRequest.getNativeRequest(), target, objectName);
}
@Override
protected void doBind(WebDataBinder binder, NativeWebRequest webRequest) throws Exception {
ServletRequestDataBinder servletBinder = (ServletRequestDataBinder) binder;
servletBinder.bind((ServletRequest) webRequest.getNativeRequest());
}
@Override
protected HttpInputMessage createHttpInputMessage(NativeWebRequest webRequest) throws Exception {
HttpServletRequest servletRequest = (HttpServletRequest) webRequest.getNativeRequest();
return new ServletServerHttpRequest(servletRequest);
}
@Override
protected Object resolveDefaultValue(String value) {
if (beanFactory == null) {
@@ -674,12 +715,6 @@ public class AnnotationMethodHandlerAdapter extends WebContentGenerator
return exprResolver.evaluate(placeholdersResolved, expressionContext);
}
@Override
protected HttpInputMessage createHttpInputMessage(NativeWebRequest webRequest) throws Exception {
HttpServletRequest servletRequest = (HttpServletRequest) webRequest.getNativeRequest();
return new ServletServerHttpRequest(servletRequest);
}
@Override
protected Object resolveCookieValue(String cookieName, Class paramType, NativeWebRequest webRequest)
throws Exception {