type exception report\r
message string index out of range: -10\r
description the server encountered an internal error that prevented it from fulfilling this request.\r
exception
java.lang.stringindexoutofboundsexception: string index out of range: -10
java.lang.string.substring(string.java:1911)
.lib.decryptutil.filedecrypt(decryptutil.java:22)
.encrypt.action.execute(action.java:59)
sun.reflect.generatedmethodaccessor38.comvoke(unknoethodaccessorimpl.comvoke(delega挺methodaccessorimpl.java:43)
java.lang.reflect.method.comvoke(method.java:606)
.opensymphony.xinvocation.comvokeaction(defaultactioninvocation.java:452)
.opensymphony.xinvocation.comvokeactiononly(defaultactioninvocation.java:291)
.opensymphony.xinvocation.comvoke(defaultactioninvocation.java:254)
.opensymphony.xterceptor.dointercept(defaultphony.xterceptor.comtercept(methodfilterinterceptor.java:98)
.opensymphony.xinvocation.comvoke(defaultactioninvocation.java:248)
.opensymphony.xinterceptor.dointercept(validationinterceptor.java:263)
.apache.struts2.comterceptor.validation.annotationvalidationinterceptor.dointercept(annotationvalidationinterceptor.java:68)
.opensymphony.xterceptor.comtercept(methodfilterinterceptor.java:98)
.opensymphony.xinvocation.comvoke(defaultactioninvocation.java:248)
.opensymphony.xversionerrorinterceptor.comtercept(conversionerrorinterceptor.java:133)
.opensymphony.xinvocation.comvoke(defaultactioninvocation.java:248)
.opensymphony.xterceptor.dointercept(parametersinterceptor.java:207)
.opensymphony.xterceptor.comtercept(methodfilterinterceptor.java:98)
.opensymphony.xinvocation.comvoke(defaultactioninvocation.java:248)
.opensymph