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SPR-8782 Raise helpful error when RedirectAttributes is used with old infrastructure classes.

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This commit is contained in:
Rossen Stoyanchev
2011-11-01 11:46:09 +00:00
parent 5a6980b78b
commit 1164f5a9fc
2 changed files with 26 additions and 2 deletions
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8
org.springframework.web/src/main/java/org/springframework/web/bind/annotation/support/HandlerMethodInvoker.java
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@@ -34,7 +34,6 @@ import java.util.Set;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.core.BridgeMethodResolver;
@@ -313,8 +312,13 @@ public class HandlerMethodInvoker {
args[i] = resolveDefaultValue(defaultValue);
}
else {
Class paramType = methodParam.getParameterType();
Class<?> paramType = methodParam.getParameterType();
if (Model.class.isAssignableFrom(paramType) || Map.class.isAssignableFrom(paramType)) {
if (!paramType.isAssignableFrom(implicitModel.getClass())) {
throw new IllegalStateException("Argument [" + paramType.getSimpleName() + "] is of type " +
"Model or Map but is not assignable from the actual model. You may need to switch " +
"newer MVC infrastructure classes to use this argument.");
}
args[i] = implicitModel;
}
else if (SessionStatus.class.isAssignableFrom(paramType)) {