En l'instant précis du 22/05/07 05:21, Peter s'exprimait en ces termes: > hi all; > only get problem when put 0 into the list, put 1 or any number is ok, put > new Integer(0) is ok as well; Ide not recompiling or tomcat not reloading class, while you think you are running the 0 case, you are in fact running the 1 case. did you try successfully storing 3 then switch back to 0. If It does not compile at 0, your test case will still show 3. > > i think it may be a bug. > does anyone has a idea? > regards > > > On 5/21/07, Peter <[EMAIL PROTECTED]> wrote: >> >> hi all, >> >> I have come into a very wired problem. >> >> here it is. >> my project using JBuilder 2006 and tomcat 5.5.20. >> when i put a 0 into a list and get 1 as a result. >> simple code for testing! >> >> List alist =new ArrayList(); >> alist.add(0); put 0 into it >> alist.get(0); get 1 as result. >> >> it occurs when i using JBuilder2006 to complie it and run under tomcat >> 5.5.20. >> i choose Jbuilder 2006 builder property: language features ( java 2 SDK >> V5.0 generic enable) ; target VM java 2 SDK V5.0 and later >> >> but if i choose target VM target VM java 2 SDK V1.4 and later it >> works fine, put 0 get 0. >> and if i donot run under the tomcat it still fine >> >> so i create another small project, in a jsp only doing List alist =new >> ArrayList(); >> alist.add(0); alist.get(0); >> and it works fine as well under the same tomcat. >> >> >> i wonder what happens here? >> my project using many other jar file , i wonder if there is something >> wrong there. >> does anyone has a idea? >> >> thanks in advanced！ >> >> >> >> >
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