public String addWadlToRegistry(
RequestContext requestContext, Resource resource, String resourcePath, boolean skipValidation)
throws RegistryException {
String wadlName = RegistryUtils.getResourceName(resourcePath);
String version =
requestContext.getResource().getProperty(RegistryConstants.VERSION_PARAMETER_NAME);
if (version == null) {
version = CommonConstants.WADL_VERSION_DEFAULT_VALUE;
requestContext.getResource().setProperty(RegistryConstants.VERSION_PARAMETER_NAME, version);
}
OMElement wadlElement;
String wadlContent;
Object resourceContent = resource.getContent();
if (resourceContent instanceof String) {
wadlContent = (String) resourceContent;
} else {
wadlContent = new String((byte[]) resourceContent);
}
try {
XMLStreamReader reader =
XMLInputFactory.newInstance().createXMLStreamReader(new StringReader(wadlContent));
StAXOMBuilder builder = new StAXOMBuilder(reader);
wadlElement = builder.getDocumentElement();
} catch (XMLStreamException e) {
// This exception is unexpected because the WADL already validated
String msg = "Unexpected error occured " + "while reading the WADL at " + resourcePath + ".";
log.error(msg);
throw new RegistryException(msg, e);
}
String wadlNamespace = wadlElement.getNamespace().getNamespaceURI();
String namespaceSegment =
CommonUtil.derivePathFragmentFromNamespace(wadlNamespace).replace("//", "/");
String actualPath =
getChrootedWadlLocation(requestContext.getRegistryContext())
+ namespaceSegment
+ version
+ "/"
+ wadlName;
OMElement grammarsElement =
wadlElement.getFirstChildWithName(new QName(wadlNamespace, "grammars"));
if (StringUtils.isNotBlank(requestContext.getSourceURL())) {
String uri = requestContext.getSourceURL();
if (!skipValidation) {
validateWADL(uri);
}
if (resource.getUUID() == null) {
resource.setUUID(UUID.randomUUID().toString());
}
String wadlBaseUri = uri.substring(0, uri.lastIndexOf("/") + 1);
if (grammarsElement != null) {
// This is to avoid evaluating the grammars import when building AST
grammarsElement.detach();
wadlElement.addChild(resolveImports(grammarsElement, wadlBaseUri, version));
}
} else {
if (!skipValidation) {
File tempFile = null;
BufferedWriter bufferedWriter = null;
try {
tempFile = File.createTempFile(wadlName, null);
bufferedWriter = new BufferedWriter(new FileWriter(tempFile));
bufferedWriter.write(wadlElement.toString());
bufferedWriter.flush();
} catch (IOException e) {
String msg = "Error occurred while reading the WADL File";
log.error(msg, e);
throw new RegistryException(msg, e);
} finally {
if (bufferedWriter != null) {
try {
bufferedWriter.close();
} catch (IOException e) {
String msg = "Error occurred while closing File writer";
log.warn(msg, e);
}
}
}
validateWADL(tempFile.toURI().toString());
try {
delete(tempFile);
} catch (IOException e) {
String msg =
"An error occurred while deleting the temporary files from local file system.";
log.warn(msg, e);
throw new RegistryException(msg, e);
}
}
if (grammarsElement != null) {
grammarsElement = resolveImports(grammarsElement, null, version);
wadlElement.addChild(grammarsElement);
}
}
requestContext.setResourcePath(new ResourcePath(actualPath));
if (resource.getProperty(CommonConstants.SOURCE_PROPERTY) == null) {
resource.setProperty(CommonConstants.SOURCE_PROPERTY, CommonConstants.SOURCE_AUTO);
}
registry.put(actualPath, resource);
addImportAssociations(actualPath);
if (getCreateService()) {
OMElement serviceElement =
RESTServiceUtils.createRestServiceArtifact(
wadlElement,
wadlName,
version,
RegistryUtils.getRelativePath(requestContext.getRegistryContext(), actualPath));
String servicePath = RESTServiceUtils.addServiceToRegistry(requestContext, serviceElement);
registry.addAssociation(servicePath, actualPath, CommonConstants.DEPENDS);
registry.addAssociation(actualPath, servicePath, CommonConstants.USED_BY);
String endpointPath = createEndpointElement(requestContext, wadlElement, version);
if (endpointPath != null) {
registry.addAssociation(servicePath, endpointPath, CommonConstants.DEPENDS);
registry.addAssociation(endpointPath, servicePath, CommonConstants.USED_BY);
}
}
return resource.getPath();
}
/**
* Simulates a configSystemRegistry operation.
*
* <p>Operation criteria: get - path put - path, resourcePath (existing resource), optional :
* mediaType resourceExists - path delete - path importResource - path, param1 (URL: source URL),
* optional : mediaType copy - path, param1 (target path) move - path, param1 (target path) rename
* - path, param1 (target path) removeLink - path createLink - path, param1 (target path),
* optional : param2 (target sub-path) invokeAspect - path, param1 (aspect name), param2 (action)
* addAssociation - path, param1 (target path), param2 (association type) removeAssociation -
* path, param1 (target path), param2 (association type) getAssociations - path, param1
* (association type) getAllAssociations - path createVersion - path restoreVersion - path
* getVersions - path applyTag - path, param1 (tag) removeTag - path, param1 (tag) getTags - path
* getResourcePathsWithTag - param1 (tag) rateResource - path, param1 (Number: rating) getRating -
* path, param1 (username) getAverageRating - path addComment - path, param1 (comment)
* removeComment - path editComment - path, param1 (comment) getComments - path searchContent -
* param1 (keywords) executeQuery - param1 (Map: parameters, ex:- key1:val1,key2:val2,...),
* optional: path
*
* <p>Operations not-supported dump restore
*
* @param simulationRequest the simulation request.
* @throws Exception if an exception occurs while executing any operation, or if an invalid
* parameter was entered.
*/
public static void simulateRegistryOperation(
Registry rootRegistry, SimulationRequest simulationRequest) throws Exception {
String operation = simulationRequest.getOperation();
if (operation == null) {
return;
}
if (operation.toLowerCase().equals("get")) {
String path = simulationRequest.getPath();
if (isInvalidateValue(path)) {
return;
}
simulationService.setSimulation(true);
rootRegistry.get(path);
simulationService.setSimulation(false);
} else if (operation.toLowerCase().equals("resourceexists")) {
String path = simulationRequest.getPath();
if (isInvalidateValue(path)) {
return;
}
simulationService.setSimulation(true);
rootRegistry.resourceExists(path);
simulationService.setSimulation(false);
} else if (operation.toLowerCase().equals("put")) {
String path = simulationRequest.getPath();
String resourcePath = simulationRequest.getResourcePath();
String type = null;
String[] params = simulationRequest.getParameters();
if (params != null && params.length >= 1) {
type = params[0];
}
if (isInvalidateValue(path) || isInvalidateValue(type)) {
return;
}
Resource resource;
if (!isInvalidateValue(resourcePath) && rootRegistry.resourceExists(resourcePath)) {
resource = rootRegistry.get(resourcePath);
} else if (type.toLowerCase().equals("collection")) {
resource = rootRegistry.newCollection();
} else {
resource = rootRegistry.newResource();
}
simulationService.setSimulation(true);
resource.setMediaType(simulationRequest.getMediaType());
rootRegistry.put(path, resource);
simulationService.setSimulation(false);
} else if (operation.toLowerCase().equals("delete")) {
String path = simulationRequest.getPath();
if (isInvalidateValue(path)) {
return;
}
simulationService.setSimulation(true);
rootRegistry.delete(path);
simulationService.setSimulation(false);
} else if (operation.toLowerCase().equals("importresource")) {
String path = simulationRequest.getPath();
String sourceURL = null;
String[] params = simulationRequest.getParameters();
if (params != null && params.length >= 1) {
sourceURL = params[0];
}
if (isInvalidateValue(path) || isInvalidateValue(sourceURL)) {
return;
}
simulationService.setSimulation(true);
Resource resource = rootRegistry.newResource();
resource.setMediaType(simulationRequest.getMediaType());
rootRegistry.importResource(path, sourceURL, resource);
simulationService.setSimulation(false);
} else if (operation.toLowerCase().equals("rename")) {
String path = simulationRequest.getPath();
String target = null;
String[] params = simulationRequest.getParameters();
if (params != null && params.length >= 1) {
target = params[0];
}
if (isInvalidateValue(path) || isInvalidateValue(target)) {
return;
}
simulationService.setSimulation(true);
rootRegistry.rename(path, target);
simulationService.setSimulation(false);
} else if (operation.toLowerCase().equals("move")) {
String path = simulationRequest.getPath();
String target = null;
String[] params = simulationRequest.getParameters();
if (params != null && params.length >= 1) {
target = params[0];
}
if (isInvalidateValue(path) || isInvalidateValue(target)) {
return;
}
simulationService.setSimulation(true);
rootRegistry.move(path, target);
simulationService.setSimulation(false);
} else if (operation.toLowerCase().equals("copy")) {
String path = simulationRequest.getPath();
String target = null;
String[] params = simulationRequest.getParameters();
if (params != null && params.length >= 1) {
target = params[0];
}
if (isInvalidateValue(path) || isInvalidateValue(target)) {
return;
}
simulationService.setSimulation(true);
rootRegistry.copy(path, target);
simulationService.setSimulation(false);
} else if (operation.toLowerCase().equals("removelink")) {
String path = simulationRequest.getPath();
if (isInvalidateValue(path)) {
return;
}
simulationService.setSimulation(true);
rootRegistry.removeLink(path);
simulationService.setSimulation(false);
} else if (operation.toLowerCase().equals("createlink")) {
String path = simulationRequest.getPath();
String target = null;
String targetSubPath = null;
String[] params = simulationRequest.getParameters();
if (params != null && params.length > 0) {
target = params[0];
if (params.length > 1) {
targetSubPath = params[1];
}
}
if (isInvalidateValue(path) || isInvalidateValue(target)) {
return;
}
simulationService.setSimulation(true);
if (isInvalidateValue(targetSubPath)) {
rootRegistry.createLink(path, target);
} else {
rootRegistry.createLink(path, target, targetSubPath);
}
simulationService.setSimulation(false);
} else if (operation.toLowerCase().equals("invokeaspect")) {
String path = simulationRequest.getPath();
String aspectName = null;
String action = null;
String[] params = simulationRequest.getParameters();
if (params != null && params.length >= 2) {
aspectName = params[0];
action = params[1];
}
if (isInvalidateValue(path) || isInvalidateValue(aspectName) || isInvalidateValue(action)) {
return;
}
simulationService.setSimulation(true);
rootRegistry.invokeAspect(path, aspectName, action);
simulationService.setSimulation(false);
} else if (operation.toLowerCase().equals("addassociation")) {
String path = simulationRequest.getPath();
String target = null;
String associationType = null;
String[] params = simulationRequest.getParameters();
if (params != null && params.length >= 2) {
target = params[0];
associationType = params[1];
}
if (isInvalidateValue(path)
|| isInvalidateValue(target)
|| isInvalidateValue(associationType)) {
return;
}
simulationService.setSimulation(true);
rootRegistry.addAssociation(path, target, associationType);
simulationService.setSimulation(false);
} else if (operation.toLowerCase().equals("removeassociation")) {
String path = simulationRequest.getPath();
String target = null;
String associationType = null;
String[] params = simulationRequest.getParameters();
if (params != null && params.length >= 2) {
target = params[0];
associationType = params[1];
}
if (isInvalidateValue(path)
|| isInvalidateValue(target)
|| isInvalidateValue(associationType)) {
return;
}
simulationService.setSimulation(true);
rootRegistry.removeAssociation(path, target, associationType);
simulationService.setSimulation(false);
} else if (operation.toLowerCase().equals("getassociations")) {
String path = simulationRequest.getPath();
String associationType = null;
String[] params = simulationRequest.getParameters();
if (params != null && params.length >= 1) {
associationType = params[0];
}
if (isInvalidateValue(path) || isInvalidateValue(associationType)) {
return;
}
simulationService.setSimulation(true);
rootRegistry.getAssociations(path, associationType);
simulationService.setSimulation(false);
} else if (operation.toLowerCase().equals("getallassociations")) {
String path = simulationRequest.getPath();
if (isInvalidateValue(path)) {
return;
}
simulationService.setSimulation(true);
rootRegistry.getAllAssociations(path);
simulationService.setSimulation(false);
} else if (operation.toLowerCase().equals("createversion")) {
String path = simulationRequest.getPath();
if (isInvalidateValue(path)) {
return;
}
simulationService.setSimulation(true);
rootRegistry.createVersion(path);
simulationService.setSimulation(false);
} else if (operation.toLowerCase().equals("restoreversion")) {
String path = simulationRequest.getPath();
if (isInvalidateValue(path)) {
return;
}
simulationService.setSimulation(true);
rootRegistry.restoreVersion(path);
simulationService.setSimulation(false);
} else if (operation.toLowerCase().equals("getversions")) {
String path = simulationRequest.getPath();
if (isInvalidateValue(path)) {
return;
}
simulationService.setSimulation(true);
rootRegistry.getVersions(path);
simulationService.setSimulation(false);
} else if (operation.toLowerCase().equals("applytag")) {
String path = simulationRequest.getPath();
String tag = null;
String[] params = simulationRequest.getParameters();
if (params != null && params.length >= 1) {
tag = params[0];
}
if (isInvalidateValue(path) || isInvalidateValue(tag)) {
return;
}
simulationService.setSimulation(true);
rootRegistry.applyTag(path, tag);
simulationService.setSimulation(false);
} else if (operation.toLowerCase().equals("removetag")) {
String path = simulationRequest.getPath();
String tag = null;
String[] params = simulationRequest.getParameters();
if (params != null && params.length >= 1) {
tag = params[0];
}
if (isInvalidateValue(path) || isInvalidateValue(tag)) {
return;
}
simulationService.setSimulation(true);
rootRegistry.removeTag(path, tag);
simulationService.setSimulation(false);
} else if (operation.toLowerCase().equals("gettags")) {
String path = simulationRequest.getPath();
if (isInvalidateValue(path)) {
return;
}
simulationService.setSimulation(true);
rootRegistry.getTags(path);
simulationService.setSimulation(false);
} else if (operation.toLowerCase().equals("getresourcepathswithtag")) {
String tag = null;
String[] params = simulationRequest.getParameters();
if (params != null && params.length >= 1) {
tag = params[0];
}
if (isInvalidateValue(tag)) {
return;
}
simulationService.setSimulation(true);
rootRegistry.getResourcePathsWithTag(tag);
simulationService.setSimulation(false);
} else if (operation.toLowerCase().equals("rateresource")) {
String path = simulationRequest.getPath();
int rating = -1;
String[] params = simulationRequest.getParameters();
if (params != null && params.length >= 1) {
try {
rating = Integer.parseInt(params[0]);
} catch (NumberFormatException ignored) {
return;
}
}
if (isInvalidateValue(path) || rating == -1) {
return;
}
simulationService.setSimulation(true);
rootRegistry.rateResource(path, rating);
simulationService.setSimulation(false);
} else if (operation.toLowerCase().equals("getrating")) {
String path = simulationRequest.getPath();
String username = null;
String[] params = simulationRequest.getParameters();
if (params != null && params.length >= 1) {
username = params[0];
}
if (isInvalidateValue(path) || isInvalidateValue(username)) {
return;
}
simulationService.setSimulation(true);
rootRegistry.getRating(path, username);
simulationService.setSimulation(false);
} else if (operation.toLowerCase().equals("getaveragerating")) {
String path = simulationRequest.getPath();
if (isInvalidateValue(path)) {
return;
}
simulationService.setSimulation(true);
rootRegistry.getAverageRating(path);
simulationService.setSimulation(false);
} else if (operation.toLowerCase().equals("addcomment")) {
String path = simulationRequest.getPath();
String comment = null;
String[] params = simulationRequest.getParameters();
if (params != null && params.length >= 1) {
comment = params[0];
}
if (isInvalidateValue(path) || isInvalidateValue(comment)) {
return;
}
simulationService.setSimulation(true);
rootRegistry.addComment(path, new Comment(comment));
simulationService.setSimulation(false);
} else if (operation.toLowerCase().equals("editcomment")) {
String path = simulationRequest.getPath();
String comment = null;
String[] params = simulationRequest.getParameters();
if (params != null && params.length >= 1) {
comment = params[0];
}
if (isInvalidateValue(path) || isInvalidateValue(comment)) {
return;
}
simulationService.setSimulation(true);
rootRegistry.editComment(path, comment);
simulationService.setSimulation(false);
} else if (operation.toLowerCase().equals("removeComment")) {
String path = simulationRequest.getPath();
if (isInvalidateValue(path)) {
return;
}
simulationService.setSimulation(true);
rootRegistry.removeComment(path);
simulationService.setSimulation(false);
} else if (operation.toLowerCase().equals("getcomments")) {
String path = simulationRequest.getPath();
if (isInvalidateValue(path)) {
return;
}
simulationService.setSimulation(true);
rootRegistry.getComments(path);
simulationService.setSimulation(false);
} else if (operation.toLowerCase().equals("searchcontent")) {
String keywords = null;
String[] params = simulationRequest.getParameters();
if (params != null && params.length >= 1) {
keywords = params[0];
}
if (isInvalidateValue(keywords)) {
return;
}
simulationService.setSimulation(true);
rootRegistry.searchContent(keywords);
simulationService.setSimulation(false);
} else if (operation.toLowerCase().equals("executequery")) {
String path = simulationRequest.getPath();
String queryParams = null;
String[] params = simulationRequest.getParameters();
if (params != null && params.length >= 1) {
queryParams = params[0];
}
Map<String, String> paramMap = new LinkedHashMap<String, String>();
if (isInvalidateValue(queryParams)) {
return;
}
String[] entries = queryParams.split(",");
if (entries != null) {
for (String entry : entries) {
String[] keyValPair = entry.split(":");
if (keyValPair != null && keyValPair.length == 2) {
paramMap.put(keyValPair[0], keyValPair[1]);
}
}
}
simulationService.setSimulation(true);
rootRegistry.executeQuery(path, paramMap);
simulationService.setSimulation(false);
} else {
throw new Exception("Unsupported Registry Operation: " + operation);
}
}
private void addDependency(String source, String target) throws RegistryException {
registry.addAssociation(source, target, CommonConstants.DEPENDS);
registry.addAssociation(target, source, CommonConstants.USED_BY);
}