And the global variables must be changed to sessionScope .
并且全局变量必须改为sessionScope。
On WebSphere Portal , sessionScope variables are per portlet , so they can 't be used for sharing data between portlets .
在WebSpherePortal上，sessionScope变量是与每一个portlet相对应的，因此它们无法在portlet之间共享数据。
sessionscope