/**
* Returns the configured tiles.xml file paths (if configured).
*
* @param webApp Web application.
* @return File names.
*/
private static Set<String> findConfiguredTilesPaths(final WebApp webApp) {
@NonNls final Set<String> tilesConfigNames = new THashSet<String>();
final ParamValue tilesParamValue =
ContainerUtil.find(webApp.getContextParams(), TILES_CONTEXT_PARAM_CONDITION);
if (tilesParamValue == null) {
return tilesConfigNames;
}
final String paramValue = tilesParamValue.getParamValue().getStringValue();
if (paramValue == null) {
return tilesConfigNames;
}
for (final String file : StringUtil.split(paramValue, ",")) {
tilesConfigNames.add(file.trim());
}
return tilesConfigNames;
}
@NotNull
public Collection<TilesModel> computeModels(@NotNull final Module module) {
final Project project = module.getProject();
final JavaPsiFacade facade = JavaPsiFacade.getInstance(project);
final GlobalSearchScope moduleScope =
GlobalSearchScope.moduleWithDependenciesAndLibrariesScope(module, false);
// struts2-tiles plugin must be available
final PsiClass strutsTilesListenerClass =
facade.findClass(STRUTS_TILES_LISTENER_CLASS, moduleScope);
if (strutsTilesListenerClass == null) {
return Collections.emptyList();
}
final PsiClass tilesListenerClass =
facade.findClass(TilesConstants.TILES_LISTENER, moduleScope);
final StrutsPluginDomFactory<TilesDefinitions, TilesModel> factory =
StrutsProjectComponent.getInstance(project).getTilesFactory();
final Set<TilesModel> struts2TilesModels = new HashSet<TilesModel>();
final Consumer<Set<XmlFile>> consumer =
definitions -> {
final DomFileElement<TilesDefinitions> domFileElement =
factory.createMergedModelRoot(definitions);
if (domFileElement != null) {
struts2TilesModels.add(
new TilesModelImpl(definitions, domFileElement, STRUTS2_TILES_MODEL));
}
};
final WebDirectoryUtil webDirectoryUtil = WebDirectoryUtil.getWebDirectoryUtil(project);
final Collection<WebFacet> webFacets = WebFacet.getInstances(module);
for (final WebFacet webFacet : webFacets) {
final WebApp webApp = webFacet.getRoot();
if (webApp == null) {
continue;
}
// determine configured tiles config files
@NonNls final Set<String> tilesConfigNames = findConfiguredTilesPaths(webApp);
// no configured paths? use default
if (tilesConfigNames.isEmpty()) {
tilesConfigNames.add(DEFAULT_TILES_XML);
}
// resolve to XmlFile
final Set<XmlFile> tilesFileSet = new HashSet<XmlFile>();
for (final String tilesPath : tilesConfigNames) {
final PsiElement tilesXmlFile = webDirectoryUtil.findFileByPath(tilesPath, webFacet);
if (tilesXmlFile instanceof XmlFile) {
tilesFileSet.add((XmlFile) tilesXmlFile);
}
}
final List<Listener> listenerList = webApp.getListeners();
for (final Listener listener : listenerList) {
final PsiClass listenerClass = listener.getListenerClass().getValue();
if (strutsTilesListenerClass.equals(listenerClass)
|| Comparing.equal(tilesListenerClass, listenerClass)) {
consumer.consume(tilesFileSet);
}
}
}
return struts2TilesModels;
}