Performs a compile using the sj compiler from Symantec.
attributes.log("Using symantec java compiler", Project.MSG_VERBOSE);
Commandline cmd = setupJavacCommand();
String exec = getJavac().getExecutable();
cmd.setExecutable(exec == null ? "sj" : exec);
int firstFileName = cmd.size() - compileList.length;
return
executeExternalCompile(cmd.getCommandline(), firstFileName) == 0;