You can use parens for grouping and then use ands and ors: <param name="Expression" value="( LOGGER ~= class1 && MSG ~= test1 ) || ( logger ~= class2 && MSG ~= TEST2 )"/>
With the latest release of extras you don't need spaces around parens, operators or keywords, but I added them for readability. Scott On Fri, Nov 26, 2010 at 5:11 PM, Tech Newbie <[email protected]> wrote: > Is it possible to define multiple expressions in one single > ExpressionFilter? For example, I want to filter out two different texts in > two different classes but this doesn't work. Only the 2nd definition takes > effect. > > <filter class="org.apache.log4j.filter.ExpressionFilter"> > <param name="Expression" value="LOGGER ~= class1 && MSG ~= test1"/> > <param name="Expression" value="LOGGER ~= class2 && MSG ~= test2"/> > <param name="AcceptOnMatch" value="false"/> > </filter> > > I have to separate them out in their individual <filter> element. > > > > >
