Re: [aspectwerkz-user] problem adding pointcut/advice

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[quote Brent Verner::on 3/28/2005 9:18 PM]
> Hi,
> 
> 	I'm terribly new to this AOP magic, so I hope you'll forgive my
> misuse of terminology...
> 
> 	I've been using AW 2.0 for a few weeks and it has been a huge success,
> but I've recently tried adding an execute pointcut and AW gives me the
> exception below.  The relevant parts of my AW bits are below, as well.
> What can I do to get this pointcut to work?
> 
> 
> java.lang.Error: field info metadata structure could not be build for field: java/rmi/AccessException.detail:Ljava/lang/Throwable;
>         at org.codehaus.aspectwerkz.transform.inlining.weaver.FieldSetFieldGetVisitor$ReplacePutFieldAndGetFieldInstructionCodeAdapter.getFieldInfo(FieldSetFieldGetVisitor.java:389)
>         at org.codehaus.aspectwerkz.transform.inlining.weaver.FieldSetFieldGetVisitor$ReplacePutFieldAndGetFieldInstructionCodeAdapter.visitFieldInsn(FieldSetFieldGetVisitor.java:199)
> 
> 	A snippet of my aop.xml...
> 
>     <aspect class="com.netavail.oup.aop.ItemLocator">
>       <param name="serverName" value="some.domain.com"/>
>       <param name="serverPort" value="80"/>
>       <pointcut name="item" expression="execution( * a.b.c.d.getItem(..) )"/>
>       <advice name="getItem" type="around" bind-to="item"/>
> 		</aspect>
> 
> 	My aspect class...
> 
> 		import org.codehaus.aspectwerkz.joinpoint.JoinPoint;
> 		import org.codehaus.aspectwerkz.joinpoint.MethodRtti;
> 		import org.codehaus.aspectwerkz.AspectContext;
> 
> 		public class ItemLocator {
> 			AspectContext context = null;
> 
> 			public ItemLocator(final AspectContext context){
> 				this.context = context;
> 			}
> 
> 			public Object getItem(JoinPoint jp) throws Throwable {
> 				System.err.print("XXX: getItem " + jp.getThis());
> 				/*
> 				try {
> 					MethodRtti method = (MethodRtti)jp.getRtti();
> 					Object params[] = method.getParameterValues();
> 					String url = (String)params[1];
> 					System.err.print("rewriting item url: " + url + " -> ");
> 					String name = context.getParameter("serverName");
> 					int port = Integer.parseInt(context.getParameter("serverPort"));
> 					String proto = "http:";
> 					if( ! url.startsWith("http:") ){
> 						url = "http:" + url;
> 						proto = "";
> 					}
> 					URL u = new URL(url);
> 					url = proto + "//" + name + ":" + port + u.getPath();
> 					System.err.println(url);
> 					params[1] = url;
> 					method.setParameterValues(params);
> 				}
> 				catch( Exception ex ){
> 					ex.printStackTrace();
> 				}
> 				*/
> 				return jp.proceed();
> 			}
> 		}
> 
> 

Is this the only aspect you are defining? I cannot see why it should pass throught that piece of
code. Can you reproduce the problem in a small test unit?

cheers,
- --
:alex |.::the_mindstorm::.|
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