Android 中导入Gson jar包后出现 java.lang.NoClassDefFoundError: com.google.gson.GsonBuilder的解决办法
Createanewfoldernamed"libs"inyourEclipse/Androidworkspaceproject(youcandoitinWindowsExplorerifyou'reusingWindowsOS).InEclipse,right-clickontheprojectandchoose"refresh",thiswillrefreshyourprojectandadd