static {
RULE_REGISTRY.addNamedTemplate(
"rules",
TemplateCompiler.compileTemplate(
AbstractJavaProcessBuilder.class.getResourceAsStream("javaRule.mvel"), null));
INVOKER_REGISTRY.addNamedTemplate(
"invokers",
TemplateCompiler.compileTemplate(
AbstractJavaProcessBuilder.class.getResourceAsStream("javaInvokers.mvel"), null));
/** Process these templates */
TemplateRuntime.execute(RULE_REGISTRY.getNamedTemplate("rules"), null, RULE_REGISTRY);
TemplateRuntime.execute(INVOKER_REGISTRY.getNamedTemplate("invokers"), null, INVOKER_REGISTRY);
}
/**
* Generates a dynamic description for the given policy and stores the result on the policy bean
* instance. This should be done prior to returning the policybean back to the user for a REST
* call to the management API.
*
* @param policy the policy
* @throws Exception any exception
*/
public static void generatePolicyDescription(PolicyBean policy) throws Exception {
PolicyDefinitionBean def = policy.getDefinition();
PolicyDefinitionTemplateBean templateBean = getTemplateBean(def);
if (templateBean == null) {
return;
}
String cacheKey = def.getId() + "::" + templateBean.getLanguage(); // $NON-NLS-1$
CompiledTemplate template = templateCache.get(cacheKey);
if (template == null) {
template = TemplateCompiler.compileTemplate(templateBean.getTemplate());
templateCache.put(cacheKey, template);
}
try {
// TODO hack to fix broken descriptions - this util should probably not know about encrypted
// data
String jsonConfig = AesEncrypter.decrypt(policy.getConfiguration());
Map<String, Object> configMap = mapper.readValue(jsonConfig, Map.class);
configMap = new PolicyConfigMap(configMap);
String desc = (String) TemplateRuntime.execute(template, configMap);
policy.setDescription(desc);
} catch (Exception e) {
// TODO log the error
policy.setDescription(templateBean.getTemplate());
}
}
@PostConstruct
protected void init() {
formTemplate =
TemplateCompiler.compileTemplate(getClass().getResourceAsStream(formTemplatePath));
for (InputTemplateProvider provider : providers) {
provider.registerTemplates(registry);
}
}
/**
* Creates a representation of the profile based on the assigned item for the specified
* {@linkTaskContext}.
*
* @param context
* @return
*/
private ProfileData createProfileData(TaskContext context) {
ProfileData profileData = new ProfileData();
Set<WorkItem> workItems = assignedWorkItems.get(context);
if (workItems.isEmpty()) {
return profileData;
}
Container current = fabricService.get().getCurrentContainer();
Version version = current.getVersion();
String templateProfileName =
String.valueOf(context.getConfiguration().get(TEMPLATE_PROFILE_PROPERTY_NAME));
Profile templateProfile = version.getProfile(templateProfileName);
Set<String> allFiles = templateProfile.getFileConfigurations().keySet();
Iterable<String> mvelFiles = Iterables.filter(allFiles, MvelPredicate.INSTANCE);
Iterable<String> plainFiles =
Iterables.filter(allFiles, Predicates.not(MvelPredicate.INSTANCE));
for (String mvelFile : mvelFiles) {
Key key = new Key(templateProfile.getId(), mvelFile);
synchronized (templates) {
CompiledTemplate template = templates.get(key);
if (template == null) {
template =
TemplateCompiler.compileTemplate(
new String(templateProfile.getFileConfigurations().get(mvelFile)), parserContext);
templates.put(key, template);
}
}
}
for (WorkItem workItem : workItems) {
Map<String, WorkItem> data = new HashMap<String, WorkItem>();
data.put(WorkItem.ITEM, workItem);
// Render templates
for (String fileTemplate : mvelFiles) {
String file = renderTemplateName(fileTemplate, workItem);
Key key = new Key(templateProfile.getId(), fileTemplate);
try {
String renderedTemplate =
TemplateRuntime.execute(templates.get(key), parserContext, data).toString();
updateProfileData(file, renderedTemplate, profileData);
} catch (Exception ex) {
LOGGER.warn("Failed to render {}. Ignoring.", fileTemplate);
}
}
// Copy plain files.
for (String file : plainFiles) {
String content = new String(templateProfile.getFileConfigurations().get(file));
updateProfileData(file, content, profileData);
}
}
return profileData;
}
public String init(
TypeOracle oracle,
JField targetWidgetField,
JType targetType,
JField targetEntityMember,
JField targetEntityField,
String variable,
List<JField> fields) {
JClassType widgetCollectionType = targetWidgetField.getType().isClassOrInterface();
JClassType entityCollectionType = targetEntityMember.getType().isClassOrInterface();
JParameterizedType paramaterizedType = widgetCollectionType.isParameterized();
if (paramaterizedType == null) {
throw new RuntimeException(
"cannot generateGetField mappers for collection of widgets (the collection is not properly parameterized: eg. List<Widget>)");
}
JClassType widgetType = paramaterizedType.getTypeArgs()[0];
varName =
targetEntityField.getType().isClassOrInterface().getName()
+ targetWidgetField.getName()
+ "Mapper";
if (compiledTemplate == null) {
InputStream istream = this.getClass().getResourceAsStream("CollectionFMGenerator.mv");
compiledTemplate = TemplateCompiler.compileTemplate(istream, null);
}
Map vars = new HashMap();
vars.put("typeOracle", oracle);
vars.put("targetWidgetField", targetWidgetField);
vars.put("targetEntityField", targetEntityField);
vars.put("targetEntityMember", targetEntityMember);
vars.put("widgetType", widgetType);
vars.put("entityCollectionType", entityCollectionType);
vars.put("widgetCollectionType", widgetCollectionType);
vars.put("varName", varName);
return String.valueOf(TemplateRuntime.execute(compiledTemplate, vars));
}
