HTTP Status 500 - String index out of range: -10
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
javang.StringIndexOutOfBoundsException: String index out of range: -10
javang.String.substring(String.java:1911)
.lib.DecryptUtil.fileDecrypt(DecryptUtil.java:22)
.encrypt.Action.execute(Action.java:59)
sun.reflect.GeneratedMethodAccessor38.invoke(Unknown Source)
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
javang.reflect.Method.invoke(Method.java:606)
.opensymphony.xwork2.DefaultActionInvocation.invokeAction(DefaultActionInvocation.java:452)
.opensymphony.xwork2.DefaultActionInvocation.invokeActionOnly(DefaultActionInvocation.java:291)
.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:254)
.opensymphony.xwork2.interceptor.DefaultWorkflowInterceptor.doIntercept(DefaultWorkflowInterceptor.java:176)
.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
.opensymphony.xwork2.validator.ValidationInterceptor.doIntercept(ValidationInterceptor.java:263)
org.apache.struts2.interceptor.validation.AnnotationValidationInterceptor.doIntercept(AnnotationValidationInterceptor.java:68)
.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
.opensymphony.xwork2.interceptor.ConversionErrorInterceptor.intercept(ConversionErrorInterceptor.java:133)
.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:207)
.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:207)
.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
.opensymphony.xwork2.interceptor.StaticParametersInterceptor.intercept(StaticParametersInterceptor.java:190)
.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
org.apache.struts2.interceptor.MultiselectInterceptor.intercept(MultiselectInterceptor.java:75)
.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
org.apache.struts2.interceptor.CheckboxInterceptor.intercept(CheckboxInterceptor.java:94)
.opensymphony.