[aspectwerkz-user] Changing the parameter value
"Tahir Akhtar" <[email protected]> Mon, 2 Apr 2007 20:14:03 +0500
| Newsgroups | gmane.comp.java.aspectwerkz.user |
|---|---|
| Message-ID | <20070402151547.HAQX2180.imta02a2.registeredsite.com@SIBITAHIR> |
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Hi,
If I have following point cut and advice
@Expression("execution(* com.myapp.*...*(..)) && args(c,..)")
Pointcut pc1(java.sql.Connection c){return null;}
public Object advice1(final JoinPoint joinPoint,Connection conn ) throws
Throwable {
//1 : if connection is null pass another connection somehow
Object result = joinPoint.proceed();
return result;
}
Is it possible replace the parameter value of connection object being passed
to actual called method at point 1 in code?
Regards,
Tahir
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<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'>Hi,<o:p></o:p></span></font></p>
<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'>If I have following point cut and =
advice<o:p></o:p></span></font></p>
<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'> @Expression("execution(* =
com.myapp.*...*(..)) &&
args(c,..)")<o:p></o:p></span></font></p>
<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'> Pointcut pc1(java.sql.Connection =
c){return null;}<o:p></o:p></span></font></p>
<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'> public Object advice1(final =
JoinPoint joinPoint,Connection
conn ) throws Throwable {<o:p></o:p></span></font></p>
<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'> //1 =
: if connection is null pass another connection
somehow =
<o:p></o:p></span></font></p>
<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'> Object =
result =3D joinPoint.proceed(); =
<o:p></o:p></span></font></p>
<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'> return =
result;<o:p></o:p></span></font></p>
<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'> =
}<o:p></o:p></span></font></p>
<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'>Is it possible replace the parameter value of =
connection
object being passed to actual called method at point 1 in =
code?<o:p></o:p></span></font></p>
<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'>Regards,<o:p></o:p></span></font></p>
<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'>Tahir<o:p></o:p></span></font></p>
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