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fixed support for -1 parameterIndex to access the method return type

This commit is contained in:
Andy Clement 2009-04-03 23:37:59 +00:00
parent aced98bf23
commit 5a0522e203
1 changed files with 6 additions and 1 deletions
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7
org.springframework.core/src/main/java/org/springframework/core/MethodParameter.java
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@ -37,6 +37,7 @@ import org.springframework.util.Assert;
*
* @author Juergen Hoeller
* @author Rob Harrop
* @author Andy Clement
* @since 2.0
* @see GenericCollectionTypeResolver
*/
@ -176,9 +177,13 @@ public class MethodParameter {
*/
public Class getParameterType() {
if (this.parameterType == null) {
this.parameterType = (this.method != null ?
if (parameterIndex < 0) {
this.parameterType = (this.method !=null ? this.method.getReturnType():null);
} else {
this.parameterType = (this.method != null ?
this.method.getParameterTypes()[this.parameterIndex] :
this.constructor.getParameterTypes()[this.parameterIndex]);
}
}
return this.parameterType;
}