public String btnView_action() {
String itemID = (String) hdnSelectedItemID.getValue();
if (itemID == null) {
msgPanel.error("No work item selected. Please select a work item to view.");
return null;
}
WorkItemRecord selectedWIR = getSelectedWIR(itemID);
// maybe the wir isn't started or was part of a cancellation set and now it's gone
if (selectedWIR == null) {
msgPanel.error(
"Cannot view item contents - it appears that the "
+ "selected item may have been removed or cancelled. "
+ "Please see the log files for details.");
return null;
}
_sb.setDynFormType(ApplicationBean.DynFormType.tasklevel);
DynamicForm df = (DynamicForm) getBean("DynFormFactory");
String title = "YAWL 3.0 - Edit Work Item";
String header = "Edit Work Item: " + selectedWIR.getCaseID();
if (df.makeForm(title, header, _sb.getTaskSchema(selectedWIR), selectedWIR)) {
_sb.setVisualiserReferred(true);
_sb.setVisualiserEditedWIR(selectedWIR);
return "showDynForm";
} else {
msgPanel.error(
"Cannot view item contents - problem initialising "
+ "dynamic form from task specification. "
+ "Please see the log files for details.");
return null;
}
}
// it was necessary to do it this way rather than using 'jsp:plugin' in the
// jsf because the 'codebase' parameter does not support dynamic value setting
public String getAppletHtml() {
String baseURI = getApplicationBean().getResServiceBaseURI();
Participant p = _sb.getParticipant();
Dimension view = getViewSize();
StringBuilder result = new StringBuilder("<applet width=\"");
result
.append(view.width)
.append("\" height=\"")
.append(view.height)
.append("\"")
.append(" archive=\"visualiser.jar,javax.servlet.jar,jdom-2.0.5.jar,")
.append(" resourceService.jar,saxon9.jar,log4j-1.2.16.jar,commons-codec-1.9.jar\"")
.append(" codebase=\"../../visualiserApplet\"")
.append(" code=\"worklist.WRKLApplet.class\" MAYSCRIPT>")
.append(" <param name=\"user\" value=\"")
.append(p.getUserID())
.append("\"/>")
.append(" <param name=\"pass\" value=\"")
.append(p.getPassword())
.append("\"/>")
.append(" <param name=\"urYAWL\" value=\"")
.append(baseURI)
.append("\"/>")
.append("</applet>");
return result.toString();
}
private WorkItemRecord getSelectedWIR(String itemID) {
Set<WorkItemRecord> wirSet = _sb.getQueue(WorkQueue.STARTED);
WorkItemRecord selectedWIR = null;
for (WorkItemRecord wir : wirSet) {
if (wir.getID().equals(itemID)) {
selectedWIR = wir;
break;
}
}
return selectedWIR;
}
/** updates a workitem after editing on a dynamic form */
private void postEditWIR() {
if (_sb.isWirEdit()) {
WorkItemRecord wir = _sb.getVisualiserEditedWIR();
if (wir != null) {
Element data =
JDOMUtil.stringToElement(((DynFormFactory) getBean("DynFormFactory")).getDataList());
wir.setUpdatedData(data);
_rm.getWorkItemCache().update(wir);
if (_sb.isCompleteAfterEdit()) {
completeWorkItem(wir, _sb.getParticipant());
}
} else {
msgPanel.error("Could not complete workitem. Check log for details.");
}
}
_sb.setWirEdit(false);
_sb.setCompleteAfterEdit(false);
_sb.setVisualiserReferred(false);
_sb.setVisualiserEditedWIR(null);
if (msgPanel.hasMessage()) forceRefresh();
}
public class visualiser extends AbstractPageBean {
private int __placeholder;
private void _init() throws Exception {}
private Page page1 = new Page();
public Page getPage1() {
return page1;
}
public void setPage1(Page p) {
page1 = p;
}
private Html html1 = new Html();
public Html getHtml1() {
return html1;
}
public void setHtml1(Html h) {
html1 = h;
}
private Head head1 = new Head();
public Head getHead1() {
return head1;
}
public void setHead1(Head h) {
head1 = h;
}
private Link link1 = new Link();
public Link getLink1() {
return link1;
}
public void setLink1(Link l) {
link1 = l;
}
private Body body1 = new Body();
public Body getBody1() {
return body1;
}
public void setBody1(Body b) {
body1 = b;
}
private Form form1 = new Form();
public Form getForm1() {
return form1;
}
public void setForm1(Form f) {
form1 = f;
}
private Button btnReturn = new Button();
public Button getBtnReturn() {
return btnReturn;
}
public void setBtnReturn(Button b) {
btnReturn = b;
}
private Button btnView = new Button();
public Button getBtnView() {
return btnView;
}
public void setBtnView(Button b) {
btnView = b;
}
private PanelLayout pnlContainer;
public PanelLayout getPnlContainer() {
return pnlContainer;
}
public void setPnlContainer(PanelLayout pnl) {
pnlContainer = pnl;
}
private HtmlOutputText outputText;
public HtmlOutputText getOutputText() {
return outputText;
}
public void setOutputText(HtmlOutputText text) {
outputText = text;
}
private HiddenField hdnSelectedItemID = new HiddenField();
public HiddenField getHdnSelectedItemID() {
return hdnSelectedItemID;
}
public void setHdnSelectedItemID(HiddenField hf) {
hdnSelectedItemID = hf;
}
/** ************************************************************************* */
public visualiser() {}
/** Return a reference to each scoped bean. */
protected ApplicationBean getApplicationBean() {
return (ApplicationBean) getBean("ApplicationBean");
}
protected RequestBean getRequestBean() {
return (RequestBean) getBean("RequestBean");
}
protected SessionBean getSessionBean() {
return (SessionBean) getBean("SessionBean");
}
public void init() {
super.init();
// *Note* - this logic should NOT be modified
try {
_init();
} catch (Exception e) {
log("selectUser Initialization Failure", e);
throw e instanceof FacesException ? (FacesException) e : new FacesException(e);
}
}
public void preprocess() {}
public void prerender() {
_sb.checkLogon(); // check session still live
msgPanel.show(20, 0, "relative"); // show msgs (if any)
if (_sb.isWirEdit()) postEditWIR();
}
public void destroy() {}
/** ****************************************************************** */
private SessionBean _sb = getSessionBean();
private MessagePanel msgPanel = _sb.getMessagePanel();
private ResourceManager _rm = getApplicationBean().getResourceManager();
private static final Dimension DEFAULT_DIMENSION = new Dimension(800, 600);
public String btnReturn_action() {
return "showDefaultQueues";
}
public String btnView_action() {
String itemID = (String) hdnSelectedItemID.getValue();
if (itemID == null) {
msgPanel.error("No work item selected. Please select a work item to view.");
return null;
}
WorkItemRecord selectedWIR = getSelectedWIR(itemID);
// maybe the wir isn't started or was part of a cancellation set and now it's gone
if (selectedWIR == null) {
msgPanel.error(
"Cannot view item contents - it appears that the "
+ "selected item may have been removed or cancelled. "
+ "Please see the log files for details.");
return null;
}
_sb.setDynFormType(ApplicationBean.DynFormType.tasklevel);
DynamicForm df = (DynamicForm) getBean("DynFormFactory");
String title = "YAWL 3.0 - Edit Work Item";
String header = "Edit Work Item: " + selectedWIR.getCaseID();
if (df.makeForm(title, header, _sb.getTaskSchema(selectedWIR), selectedWIR)) {
_sb.setVisualiserReferred(true);
_sb.setVisualiserEditedWIR(selectedWIR);
return "showDynForm";
} else {
msgPanel.error(
"Cannot view item contents - problem initialising "
+ "dynamic form from task specification. "
+ "Please see the log files for details.");
return null;
}
}
/** updates a workitem after editing on a dynamic form */
private void postEditWIR() {
if (_sb.isWirEdit()) {
WorkItemRecord wir = _sb.getVisualiserEditedWIR();
if (wir != null) {
Element data =
JDOMUtil.stringToElement(((DynFormFactory) getBean("DynFormFactory")).getDataList());
wir.setUpdatedData(data);
_rm.getWorkItemCache().update(wir);
if (_sb.isCompleteAfterEdit()) {
completeWorkItem(wir, _sb.getParticipant());
}
} else {
msgPanel.error("Could not complete workitem. Check log for details.");
}
}
_sb.setWirEdit(false);
_sb.setCompleteAfterEdit(false);
_sb.setVisualiserReferred(false);
_sb.setVisualiserEditedWIR(null);
if (msgPanel.hasMessage()) forceRefresh();
}
private void completeWorkItem(WorkItemRecord wir, Participant p) {
String result = _rm.checkinItem(p, wir);
if (_rm.successful(result)) _sb.removeWarnedForNonEdit(wir.getID());
else msgPanel.error(result);
}
public String getUsername() {
Participant p = _sb.getParticipant();
return (p != null) ? p.getUserID() : "";
}
public String getPassword() {
Participant p = _sb.getParticipant();
return (p != null) ? p.getPassword() : "";
}
/** refreshes the page */
public void forceRefresh() {
ExternalContext externalContext = getFacesContext().getExternalContext();
if (externalContext != null) {
try {
externalContext.redirect("visualiser.jsp");
} catch (IOException ioe) {
// ok - do nothing
}
}
}
// it was necessary to do it this way rather than using 'jsp:plugin' in the
// jsf because the 'codebase' parameter does not support dynamic value setting
public String getAppletHtml() {
String baseURI = getApplicationBean().getResServiceBaseURI();
Participant p = _sb.getParticipant();
Dimension view = getViewSize();
StringBuilder result = new StringBuilder("<applet width=\"");
result
.append(view.width)
.append("\" height=\"")
.append(view.height)
.append("\"")
.append(" archive=\"visualiser.jar,javax.servlet.jar,jdom-2.0.5.jar,")
.append(" resourceService.jar,saxon9.jar,log4j-1.2.16.jar,commons-codec-1.9.jar\"")
.append(" codebase=\"../../visualiserApplet\"")
.append(" code=\"worklist.WRKLApplet.class\" MAYSCRIPT>")
.append(" <param name=\"user\" value=\"")
.append(p.getUserID())
.append("\"/>")
.append(" <param name=\"pass\" value=\"")
.append(p.getPassword())
.append("\"/>")
.append(" <param name=\"urYAWL\" value=\"")
.append(baseURI)
.append("\"/>")
.append("</applet>");
return result.toString();
}
private WorkItemRecord getSelectedWIR(String itemID) {
Set<WorkItemRecord> wirSet = _sb.getQueue(WorkQueue.STARTED);
WorkItemRecord selectedWIR = null;
for (WorkItemRecord wir : wirSet) {
if (wir.getID().equals(itemID)) {
selectedWIR = wir;
break;
}
}
return selectedWIR;
}
private Dimension getViewSize() {
Dimension d = _rm.getVisualiserDimension();
return (d != null) ? d : DEFAULT_DIMENSION;
}
}
public String getPassword() {
Participant p = _sb.getParticipant();
return (p != null) ? p.getPassword() : "";
}
public String getUsername() {
Participant p = _sb.getParticipant();
return (p != null) ? p.getUserID() : "";
}
private void completeWorkItem(WorkItemRecord wir, Participant p) {
String result = _rm.checkinItem(p, wir);
if (_rm.successful(result)) _sb.removeWarnedForNonEdit(wir.getID());
else msgPanel.error(result);
}
