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Diffstat (limited to 'docs/progGuideDB')
| -rw-r--r-- | docs/progGuideDB/semantics.xml | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/docs/progGuideDB/semantics.xml b/docs/progGuideDB/semantics.xml index 0bc896254..6e8f8f649 100644 --- a/docs/progGuideDB/semantics.xml +++ b/docs/progGuideDB/semantics.xml @@ -2224,6 +2224,23 @@ <para>except, in addition to wrapping the exception, it also affects Java's static exception checking mechanism. </para> + <para> Like advice, the declare soft form has no effect in an + abstract aspect that is not extended by a concreate aspect. So + the following code will not compile unless it is compiled with an + extending concrete aspect:</para> + +<programlisting> + abstract aspect A { + abstract pointcut softeningPC(); + + before() : softeningPC() { + Class.forName("FooClass"); // error: uncaught ClassNotFoundException + } + + declare soft : ClassNotFoundException : call(* Class.*(..)); + } +</programlisting> + </sect2> <sect2> |