final List<AnnotationInstance> webFilterAnnotations = index.getAnnotations(webFilter);
if (webFilterAnnotations != null && webFilterAnnotations.size() > 0) {
FiltersMetaData filters = new FiltersMetaData();
List<FilterMappingMetaData> filterMappings = new ArrayList<FilterMappingMetaData>();
for (final AnnotationInstance annotation : webFilterAnnotations) {
FilterMetaData filter = new FilterMetaData();
AnnotationTarget target = annotation.target();
if (!(target instanceof ClassInfo)) {
throw new DeploymentUnitProcessingException("@WebFilter is only allowed at class level " + target);
}
ClassInfo classInfo = ClassInfo.class.cast(target);
filter.setFilterClass(classInfo.toString());
AnnotationValue nameValue = annotation.value("filterName");
if (nameValue == null || nameValue.asString().isEmpty()) {
filter.setName(classInfo.toString());
} else {
filter.setName(nameValue.asString());
}
AnnotationValue asyncSupported = annotation.value("asyncSupported");
if (asyncSupported != null) {
filter.setAsyncSupported(asyncSupported.asBoolean());
}
AnnotationValue initParamsValue = annotation.value("initParams");
if (initParamsValue != null) {
AnnotationInstance[] initParamsAnnotations = initParamsValue.asNestedArray();
if (initParamsAnnotations != null && initParamsAnnotations.length > 0) {
List<ParamValueMetaData> initParams = new ArrayList<ParamValueMetaData>();
for (AnnotationInstance initParamsAnnotation : initParamsAnnotations) {
ParamValueMetaData initParam = new ParamValueMetaData();
AnnotationValue initParamName = initParamsAnnotation.value("name");
AnnotationValue initParamValue = initParamsAnnotation.value();
if (initParamName == null || initParamValue == null) {
throw new DeploymentUnitProcessingException("@WebInitParam requires name and value on " + target);
}
AnnotationValue initParamDescription = initParamsAnnotation.value("description");
initParam.setParamName(initParamName.asString());
initParam.setParamValue(initParamValue.asString());
if (initParamDescription != null) {
Descriptions descriptions = getDescription(initParamDescription.asString());
if (descriptions != null) {
initParam.setDescriptions(descriptions);
}
}
initParams.add(initParam);
}
filter.setInitParam(initParams);
}
}
AnnotationValue descriptionValue = annotation.value("description");
AnnotationValue displayNameValue = annotation.value("displayName");
AnnotationValue smallIconValue = annotation.value("smallIcon");
AnnotationValue largeIconValue = annotation.value("largeIcon");
DescriptionGroupMetaData descriptionGroup =
getDescriptionGroup((descriptionValue == null) ? "" : descriptionValue.asString(),
(displayNameValue == null) ? "" : displayNameValue.asString(),
(smallIconValue == null) ? "" : smallIconValue.asString(),
(largeIconValue == null) ? "" : largeIconValue.asString());
if (descriptionGroup != null) {
filter.setDescriptionGroup(descriptionGroup);
}
filters.add(filter);
FilterMappingMetaData filterMapping = new FilterMappingMetaData();
filterMapping.setFilterName(filter.getName());
List<String> urlPatterns = new ArrayList<String>();
List<String> servletNames = new ArrayList<String>();
List<DispatcherType> dispatchers = new ArrayList<DispatcherType>();
AnnotationValue urlPatternsValue = annotation.value("urlPatterns");
if (urlPatternsValue != null) {