我有工作项目，但在升级 java、tomcat 和几个库后，内部 jquery-grid 之一停止工作。（是的，外部“jsonPatientAppointments”仍在工作）如果在这种情况下没有数据，它不会引发任何错误，但如果在这种情况下存在数据，struts2 操作会抛出“找不到操作或结果”。
我的行动课是
@ParentPackage(value = "patient")
public class JsonAppointmentHistoryAction extends ActionSupport implements
SessionAware
{
private static final long serialVersionUID = 5078263227068533593L;
private static final Logger log = Logger.getLogger(JsonAppointmentHistoryAction.class);
private List<PatientAppointmentBkp> gridModel;
private List<PatientAppointmentBkp> refPatientAppointments;
private Integer rows = 0;
private Integer page = 0;
private Integer total = 0;
private Integer record = 0;
private String sord;
private String sidx;
private String searchField;
private String searchString;
private String searchOper;
private boolean loadonce = false;
private Map<String, Object> session;
private int appointmentNo;
private int id;
@Actions({
@Action(value = "/jsonAppointmentHistory", results = {
@Result(name = "success", type = "json")
})
})
public String execute(){
log.warn("Page " + getPage()+" Rows " + getRows() +" Sorting Order "+ getSord()+" Index Row :" + getSidx());
log.warn("Search :" + searchField + " " + searchOper + " " + searchString);
log.debug("Build new List");
refPatientAppointments = getAppointmentHisotoryList();
setRecord(PatientAppointmentHisDao.getPatientAppointmentHisCount(refPatientAppointments));
int to = (getRows() * getPage());
int from = to - getRows();
to=to-1;
if (to > getRecord()) to = getRecord();
log.warn("from ==="+from +" to====="+to);
if (loadonce)
{
setGridModel(refPatientAppointments);
}
else
{
setGridModel(PatientAppointmentHisDao.getPatientAppointmentHis(refPatientAppointments, from, to));
}
setTotal((int) Math.ceil((double) getRecord() / (double) getRows()));
return SUCCESS;
}
public List<PatientAppointmentBkp> getRefPatientAppointments() {
return refPatientAppointments;
}
public void setRefPatientAppointments(
List<PatientAppointmentBkp> refPatientAppointments) {
this.refPatientAppointments = refPatientAppointments;
}
public String getJSON()
{
return execute();
}
/**
* @return how many rows we want to have into the grid
*/
public Integer getRows()
{
return rows;
}
/**
* @param rows
* how many rows we want to have into the grid
*/
public void setRows(Integer rows)
{
this.rows = rows;
}
/**
* @return current page of the query
*/
public Integer getPage()
{
return page;
}
/**
* @param page
* current page of the query
*/
public void setPage(Integer page)
{
this.page = page;
}
/**
* @return total pages for the query
*/
public Integer getTotal()
{
return total;
}
/**
* @param total
* total pages for the query
*/
public void setTotal(Integer total)
{
this.total = total;
}
/**
* @return total number of records for the query. e.g. select count(*) from
* table
*/
public Integer getRecord()
{
return record;
}
/**
* @param record
* total number of records for the query. e.g. select count(*) from
* table
*/
public void setRecord(Integer record)
{
this.record = record;
if (this.record > 0 && this.rows > 0)
{
this.total = (int) Math.ceil((double) this.record / (double) this.rows);
}
else
{
this.total = 0;
}
}
/**
* @return an collection that contains the actual data
*/
public List<PatientAppointmentBkp> getGridModel()
{
return gridModel;
}
/**
* @param gridModel
* an collection that contains the actual data
*/
public void setGridModel(List<PatientAppointmentBkp> gridModel)
{
this.gridModel = gridModel;
}
/**
* @return sorting order
*/
public String getSord()
{
return sord;
}
/**
* @param sord
* sorting order
*/
public void setSord(String sord)
{
this.sord = sord;
}
/**
* @return get index row - i.e. user click to sort.
*/
public String getSidx()
{
return sidx;
}
/**
* @param sidx
* get index row - i.e. user click to sort.
*/
public void setSidx(String sidx)
{
this.sidx = sidx;
}
public void setSearchField(String searchField)
{
this.searchField = searchField;
}
public void setSearchString(String searchString)
{
this.searchString = searchString;
}
public void setSearchOper(String searchOper)
{
this.searchOper = searchOper;
}
public void setLoadonce(boolean loadonce)
{
this.loadonce = loadonce;
}
public void setSession(Map<String, Object> session)
{
this.session = session;
}
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public int getAppointmentNo() {
return appointmentNo;
}
public void setAppointmentNo(int appointmentNo) {
this.appointmentNo = appointmentNo;
}
private List<PatientAppointmentBkp> getAppointmentHisotoryList(){
List<PatientAppointment> refAppRecords = new ArrayList<PatientAppointment>();
PatientAppointment app = new PatientAppointment();
if (refPatientAppointments == null){
refPatientAppointments = new ArrayList<PatientAppointmentBkp>();
}
Object list = session.get("myApplist");
int myPage = (int) session.get("myAppPage");
int myRows = (int) session.get("myAppRows");
if (list != null)
{
refAppRecords = (List<PatientAppointment>) list;
app = refAppRecords.get(((myRows*(myPage-1))+id)-1);
}
refPatientAppointments = PatientAppointmentHisDao.buildAppList(app.getAppointNo());
return refPatientAppointments;
}
public String getSearchField() {
return searchField;
}
public String getSearchString() {
return searchString;
}
public String getSearchOper() {
return searchOper;
}
public boolean isLoadonce() {
return loadonce;
}
}
JSP 代码
<%@ taglib uri="/struts-tags" prefix="s" %>
<%@ taglib uri="/struts-jquery-tags" prefix="sj" %>
<%@ taglib prefix="sjg" uri="/struts-jquery-grid-tags"%>
<link href="/HospitalCare/css/style.css" rel="stylesheet" type="text/css">
<link href="/HospitalCare/css/menu.css" rel="stylesheet" type="text/css">
<div align="center">
<s:url id="remoteurl" action="jsonPatientAppointments">
<s:param name="patientId" value="%{patientId}"></s:param>
</s:url>
<s:url id="appointdetailsurl" action="jsonAppointmentHistory" />
<s:url id="editurl" action="edit-grid-entry"/>
<sjg:grid
id="appointmentNo"
caption="Appointment Records"
dataType="json"
href="%{remoteurl}"
pager="true"
gridModel="gridModel"
navigatorView="true"
rowList="10,15,20"
rowNum="15"
rownumbers="true"
viewrecords="true"
>
<sjg:grid
id="orderssubgridtable"
subGridUrl="%{appointdetailsurl}"
gridModel="gridModel"
rowNum="15"
dataType="json"
pager="true"
navigatorView="true"
rowList="10,15,20"
footerrow="true"
rownumbers="true"
viewrecords="true"
>
<sjg:gridColumn name="appointmentDate" index="appointmentDate"
width="200" formatter="date" formatoptions="{newformat : 'd/m/Y H:i',
srcformat : 'Y-m-d H:i:s'}" title="Appintment Date" editable="false"
edittype="text" sortable="true" search="false"/>
<sjg:gridColumn name="status" index="status" title="Status"
sortable="false" hidden="false"/>
<sjg:gridColumn name="createDate" index="createDate" width="200"
formatoptions="{newformat : 'd/m/Y H:i', srcformat : 'Y-m-d H:i:s'}"
formatter="date" title="Scheduled On" search="false" sortable="false"
hidden="false"/>
<sjg:gridColumn name="modifyDate" index="modifyDate" width="200"
formatoptions="{newformat : 'd/m/Y H:i', srcformat : 'Y-m-d H:i:s'}"
formatter="date" title="Rescheduled On" search="false" sortable="false"
hidden="false"/>
</sjg:grid>
<sjg:gridColumn name="appointmentDate" index="appointmentDate"
width="200" formatter="date" formatoptions="{newformat : 'd/m/Y H:i',
srcformat : 'Y-m-d H:i:s'}" title="Appintment Date" editable="false"
edittype="text" sortable="true" search="false"/>
<sjg:gridColumn name="status" index="status" title="Status"
sortable="false" hidden="false"/>
<sjg:gridColumn name="createDate" index="createDate" width="200"
formatoptions="{newformat : 'd/m/Y H:i', srcformat : 'Y-m-d H:i:s'}"
formatter="date" title="Scheduled On" search="false" sortable="false"
hidden="false"/>
<sjg:gridColumn name="modifyDate" index="modifyDate" width="200"
formatoptions="{newformat : 'd/m/Y H:i', srcformat : 'Y-m-d H:i:s'}"
formatter="date" title="Rescheduled On" search="false" sortable="false"
hidden="false"/>
</sjg:grid>
<br/>
</div>
它抛出错误 08:45:57,475 WARN Dispatcher:64 - 找不到操作或结果：/HospitalCare/patient/jsonAppointmentHistory.action?id =1&& search=false&nd=1504494957407&rows=15&page=1&sidx=&sord=asc&=1504494947623 com.opensymphony.xwork2.DefaultActionInvocation.executeResult(DefaultActionInvocation.java:373) 处的操作 org.arshiya.struts.action.patient.JsonAppointmentHistoryAction 和结果异常未定义结果（DefaultActionInvocation.java:373） .java:275) 在 org.arshiya.hibernate.util.SessionCheck.intercept(SessionCheck.java:34) 在 com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:246) 在 org.apache.struts2.impl。 StrutsActionProxy.execute(StrutsActionProxy.java:54) at org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:562) at org.apache.struts2.dispatcher.ng.ExecuteOperations.executeAction(ExecuteOperations.java:77)在 org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter。doFilter(StrutsPrepareAndExecuteFilter.java:99) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) at org.apache .catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:219) 在 org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:110) 在 org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java :506) 在 org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103) 在 org.apache.catalina.valves 的 org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:169)。 AccessLogValve.invoke(AccessLogValve.java:962) 在 org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:445) at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1115) at org.apache.coyote.AbstractProtocol $AbstractConnectionHandler.process(AbstractProtocol.java:637) at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:318) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java .util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) at java.lang.Thread.run(Unknown Source)1115）在 org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:318) 在 java.util.concurrent .ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) at java。 lang.Thread.run（未知来源）1115）在 org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:318) 在 java.util.concurrent .ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) at java。 lang.Thread.run（未知来源）TaskThread$WrappingRunnable.run(TaskThread.java:61) at java.lang.Thread.run(Unknown Source)TaskThread$WrappingRunnable.run(TaskThread.java:61) at java.lang.Thread.run(Unknown Source)