https://gwt-code-reviews.appspot.com/1821804/diff/1/user/test/com/google/gwt/dev/shell/jsp/client/JspTest.java File user/test/com/google/gwt/dev/shell/jsp/client/JspTest.java (right):
https://gwt-code-reviews.appspot.com/1821804/diff/1/user/test/com/google/gwt/dev/shell/jsp/client/JspTest.java#newcode28 user/test/com/google/gwt/dev/shell/jsp/client/JspTest.java:28: * @see http://code.google.com/p/google-web-toolkit/issues/detail?id=3557 Note: I didn't fix the issue, as I think (judging by the comments on the issue) that the proper fix would be to update to Jasper 2, and there should probably be a command-line flag to set the source compatibility (given that this is done from the ServletContainerLauncher, it would have to be an argument to the JettyLauncher, e.g. "-server :source=1.5). Updating the dependency will be easier once we switch to Maven. https://gwt-code-reviews.appspot.com/1821804/ -- http://groups.google.com/group/Google-Web-Toolkit-Contributors