public void service(IRequestCycle cycle) throws IOException {
String[] params = cycle.getParameters(ServiceConstants.PARAMETER);
ObjectId docId = (ObjectId) _squeezer.unsqueeze(params[0]);
ObjectId sourceId = (ObjectId) _squeezer.unsqueeze(params[1]);
DataContext context = CayenneUtils.createDataContext();
ModeleDocument modele = (ModeleDocument) objectForPK(context, docId);
Persistent source = (Persistent) objectForPK(context, sourceId);
ParamsProvider<?> provider = providers.get(source.getClass());
if (provider == null) throw new RuntimeException("No provider for " + source.getClass());
// Finalement, on transforme le document avant d'altérer la réponse...
String result =
new XmlDocChanger(modele.getData()) //
.subst(provider.toParams(source)) //
.result();
// Sortie
WebResponse response = cycle.getInfrastructure().getResponse();
response.setHeader("Cache-Control", "must-revalidate, post-check=0, pre-check=0");
response.setHeader("Content-Disposition", "attachment; filename=\"document.doc.xml\"");
OutputStream out = response.getOutputStream(CONTENT_TYPE);
out.write(result.getBytes(Document.ENCODING));
}
public class WorkflowEntry implements Serializable, Comparable<WorkflowEntry> {
private static final long serialVersionUID = 7410322947656643600L;
private final int id;
private final Workflow workflow;
private String pageName;
private final Map<String, Object> context = new HashMap<String, Object>();
// Arborescence
private final WorkflowEntry parent;
private final List<WorkflowEntry> children = new ArrayList<WorkflowEntry>();
private String title;
private DataContext dataContext = CayenneUtils.createDataContext();
/*
* ------------------------------------------------------------------------
* Fonctions utiles
* ------------------------------------------------------------------------
*/
public void activate(IRequestCycle cycle) {
workflow.setCurrentEntry(this);
DataContext.bindThreadDataContext(dataContext);
cycle.getPage(pageName).validate(cycle);
cycle.activate(pageName);
}
public void redirect(IRequestCycle cycle) {
redirect(cycle, null);
}
public void redirect(IRequestCycle cycle, String anchor) {
workflow.setCurrentEntry(this);
ILink link = workflowService(cycle).getLink(false, this);
throw new RedirectException(link.getURL(anchor, true));
}
public WorkflowEntry open(String pageName, String title) {
return new WorkflowEntry(pageName, title, this);
}
public boolean contains(WorkflowEntry entry) {
if (equals(entry)) {
return true;
}
for (WorkflowEntry child : children) {
if (child.contains(entry)) {
return true;
}
}
return false;
}
public boolean descendantOf(WorkflowEntry entry) {
for (WorkflowEntry parent = this.parent; parent != null; parent = parent.parent) {
if (entry.equals(parent)) {
return true;
}
}
return false;
}
public Set<WorkflowEntry> descendants() {
Set<WorkflowEntry> retval = new HashSet<WorkflowEntry>();
addDescendantsTo(retval);
return retval;
}
private void addDescendantsTo(Set<WorkflowEntry> values) {
for (WorkflowEntry child : children) {
values.add(child);
child.addDescendantsTo(values);
}
}
// ------------------------------------------------------------------------
/** Seul Workflow ou WorkflowEntry devrait créer des entrées. */
protected WorkflowEntry(String pageName, String title, Workflow workflow) {
this(pageName, title, workflow, null);
}
protected WorkflowEntry(String pageName, String title, WorkflowEntry parent) {
this(pageName, title, parent.workflow, parent);
}
private WorkflowEntry(String pageName, String title, Workflow workflow, WorkflowEntry parent) {
this.pageName = pageName;
this.title = title;
this.workflow = workflow;
this.id = workflow.nextId();
this.parent = parent;
if (parent != null) {
parent.children.add(this);
}
workflow.register(this);
}
// IComparable
public int compareTo(WorkflowEntry o) {
if (workflow != o.workflow) {
throw new IllegalArgumentException(
"Workflow entries need to be in the same workflow to be compared");
}
return ((Integer) id).compareTo(o.id);
}
@Override
public boolean equals(Object obj) {
WorkflowEntry o = (WorkflowEntry) obj;
if (workflow != o.workflow) {
return false;
}
return (id == o.id);
}
// ------ utils ------
private IEngineService workflowService(IRequestCycle cycle) {
return cycle.getInfrastructure().getServiceMap().getService(WorkflowService.NAME);
}
//
public String getTitle() {
return title;
}
public void setTitle(String title) {
Defense.notNull(title, "title");
this.title = title;
}
public int getId() {
return id;
}
public Map<String, Object> getContext() {
return context;
}
public WorkflowEntry getParent() {
return parent;
}
public List<WorkflowEntry> getChildren() {
return Collections.unmodifiableList(children);
}
protected void removeChild(WorkflowEntry child) {
if (!children.remove(child)) {
throw new IllegalArgumentException("WorkflowEntry #" + id + " doesn't contain #" + child.id);
}
}
public Workflow getWorkflow() {
return workflow;
}
public String getPageName() {
return pageName;
}
public DataContext getObjectContext() {
return dataContext;
}
public void setDataContext(DataContext dataContext) {
this.dataContext = dataContext;
}
public void setPageName(String pageName) {
this.pageName = pageName;
}
public Object valueFor(String componentPath, String propertyName) {
return context.get(
WorkflowPropertyPersistenceStrategy.buildChangeKey(pageName, componentPath, propertyName));
}
}