在eclipse中需要设置的几处地方为:
 Window->Preferences->General ->Content Type->Text->JSP 最下面设置为UTF-8
 Window->Preferences->General->Workspace   面板Text file encoding 选择UTF-8
 Window->Preferences->Web->JSP Files 面板选择 ISO 10646/Unicode(UTF-8)

参考链接:https://www.cnblogs.com/yimu/archive/2011/06/30/SXLYLOVE.html