/**
* {@inheritDoc}
*
* @see
* org.modeshape.graph.request.processor.RequestProcessor#process(org.modeshape.graph.request.ReadAllPropertiesRequest)
*/
@Override
public void process(ReadAllPropertiesRequest request) {
if (request == null) return;
try {
Workspace workspace = workspaceFor(request.inWorkspace());
Node node = workspace.node(request.at());
Location actualLocation = workspace.locationFor(node);
request.setActualLocationOfNode(actualLocation);
// Read the properties ...
for (PropertyIterator iter = node.getProperties(); iter.hasNext(); ) {
request.addProperty(workspace.propertyFor(iter.nextProperty()));
}
// Add in the 'jcr:uuid' property ...
if (actualLocation.hasIdProperties()) {
request.addProperty(workspace.propertyFor(ModeShapeLexicon.UUID, actualLocation.getUuid()));
}
// Get the number of children ...
NodeIterator childIter = node.getNodes();
int numChildren = (int) childIter.getSize();
if (numChildren == -1) {
numChildren = 0;
while (childIter.hasNext()) {
childIter.nextNode();
++numChildren;
}
}
request.setNumberOfChildren(numChildren);
setCacheableInfo(request);
} catch (Throwable e) {
request.setError(e);
}
}
protected RepositoryBuilder(
ReturnType returnObject, Graph.Batch batch, Path path, Name... names) {
super(returnObject, batch, path, names);
// Load the current options ...
try {
Path optionsPath =
context.getValueFactories().getPathFactory().create(path, ModeShapeLexicon.OPTIONS);
Subgraph options = batch.getGraph().getSubgraphOfDepth(2).at(optionsPath);
for (Location optionChild : options.getRoot().getChildren()) {
Node option = options.getNode(optionChild);
Property property = option.getProperty(ModeShapeLexicon.VALUE);
if (property != null && property.isEmpty()) {
try {
Option key =
Option.findOption(
optionChild
.getPath()
.getLastSegment()
.getString(context.getNamespaceRegistry()));
String value =
context.getValueFactories().getStringFactory().create(property.getFirstValue());
optionValues.put(key, value);
} catch (IllegalArgumentException e) {
// the key is not valid, so skip it ...
}
}
}
} catch (PathNotFoundException e) {
// No current options
}
}
/**
* {@inheritDoc}
*
* @see org.modeshape.repository.ModeShapeEngine#checkConfiguration(org.modeshape.graph.Subgraph)
*/
@Override
protected void checkConfiguration(Subgraph configuration) {
super.checkConfiguration(configuration);
// Get the list of sources ...
Set<String> sourceNames = new HashSet<String>();
for (Location child : configuration.getNode(ModeShapeLexicon.SOURCES)) {
String name = child.getPath().getLastSegment().getName().getLocalName();
sourceNames.add(name);
}
// Verify all of the repositories reference valid sources ...
for (Location child : configuration.getNode(ModeShapeLexicon.REPOSITORIES)) {
String repositoryName = readable(child.getPath().getLastSegment().getName());
Node repositoryNode = configuration.getNode(child);
Property property = repositoryNode.getProperty(ModeShapeLexicon.SOURCE_NAME);
if (property == null) {
getProblems()
.addError(JcrI18n.repositoryReferencesNonExistantSource, repositoryName, "null");
} else {
String sourceName = string(property.getFirstValue());
if (!sourceNames.contains(sourceName)) {
getProblems()
.addError(JcrI18n.repositoryReferencesNonExistantSource, repositoryName, sourceName);
}
}
}
}
/**
* {@inheritDoc}
*
* @see
* org.modeshape.graph.request.processor.RequestProcessor#process(org.modeshape.graph.request.ReadNodeRequest)
*/
@Override
public void process(ReadNodeRequest request) {
if (request == null) return;
try {
Workspace workspace = workspaceFor(request.inWorkspace());
Node node = workspace.node(request.at());
Location actualLocation = workspace.locationFor(node);
request.setActualLocationOfNode(actualLocation);
// Read the children ...
for (NodeIterator iter = node.getNodes(); iter.hasNext(); ) {
request.addChild(workspace.locationFor(iter.nextNode()));
}
// Read the properties ...
for (PropertyIterator iter = node.getProperties(); iter.hasNext(); ) {
request.addProperty(workspace.propertyFor(iter.nextProperty()));
}
// Add in the 'jcr:uuid' property ...
if (actualLocation.hasIdProperties()) {
request.addProperty(workspace.propertyFor(ModeShapeLexicon.UUID, actualLocation.getUuid()));
}
setCacheableInfo(request);
} catch (Throwable e) {
request.setError(e);
}
}
/**
* Sets the actual and complete location of the node being created. This method must be called
* when processing the request, and the actual location must have a {@link Location#getPath()
* path}.
*
* @param actual the actual location of the node being created, or null if the {@link #under()
* current location} should be used
* @throws IllegalArgumentException the actual location is null or does not have a path
* @throws IllegalStateException if the request is frozen
*/
public void setActualLocationOfNode(Location actual) {
checkNotFrozen();
CheckArg.isNotNull(actual, "actual");
if (!actual.hasPath()) {
throw new IllegalArgumentException(GraphI18n.actualLocationMustHavePath.text(actual));
}
assert actual.hasPath();
this.actualLocation = actual;
}
/**
* {@inheritDoc}
*
* @see java.lang.Object#toString()
*/
@Override
public String toString() {
String parent = under() + "/";
if (under.hasPath() && under.getPath().isRoot()) parent = "/";
return "create in the \""
+ workspaceName
+ "\" workspace the node \""
+ parent
+ childName
+ "\" with properties "
+ properties();
}
/**
* Get the names of each of the JCR repositories.
*
* @return the immutable names of the repositories that exist at the time this method is called
*/
public Set<String> getRepositoryNames() {
checkRunning();
Set<String> results = new HashSet<String>();
// Read the names of the JCR repositories from the configuration (not from the Repository
// objects used so far) ...
PathFactory pathFactory = getExecutionContext().getValueFactories().getPathFactory();
Path repositoriesPath =
pathFactory.create(configuration.getPath(), ModeShapeLexicon.REPOSITORIES);
Graph configuration = getConfigurationGraph();
for (Location child : configuration.getChildren().of(repositoriesPath)) {
Name repositoryName = child.getPath().getLastSegment().getName();
results.add(readable(repositoryName));
}
return Collections.unmodifiableSet(results);
}
/**
* Obtain the actual location for the supplied node.
*
* @param node the existing node; may not be null
* @return the actual location, with UUID if the node is "mix:referenceable"
* @throws RepositoryException if there is an error
*/
public Location locationFor(Node node) throws RepositoryException {
// Get the path to the node ...
String pathStr = node.getPath();
Path path = factories.getPathFactory().create(pathStr);
// Does the node have a UUID ...
String uuidStr = node.getIdentifier();
if (uuidStr != null) {
try {
UUID uuid = UUID.fromString(uuidStr);
return Location.create(path, uuid);
} catch (IllegalArgumentException e) {
// Ignore, since the identifier is not a valid UUID
}
}
return Location.create(path);
}
/**
* Find the existing node given the location.
*
* @param location the location of the node, which must have a {@link Location#getPath() path}
* and/or {@link Location#getUuid() UUID}
* @return the existing node; never null
* @throws RepositoryException if there is an error working with the session
* @throws PathNotFoundException if the node could not be found by its path
*/
public Node node(Location location) throws RepositoryException {
Node root = session.getRootNode();
UUID uuid = location.getUuid();
if (uuid != null) {
try {
return session.getNodeByIdentifier(uuid.toString());
} catch (ItemNotFoundException e) {
if (!location.hasPath()) {
String msg = JcrConnectorI18n.unableToFindNodeWithUuid.text(getSourceName(), uuid);
throw new PathNotFoundException(
location, factories.getPathFactory().createRootPath(), msg);
}
// Otherwise, try to find it by its path ...
}
}
if (location.hasPath()) {
Path relativePath = location.getPath().relativeToRoot();
ValueFactory<String> stringFactory = factories.getStringFactory();
String relativePathStr = stringFactory.create(relativePath);
try {
return root.getNode(relativePathStr);
} catch (javax.jcr.PathNotFoundException e) {
// Figure out the lowest existing path ...
Node node = root;
for (Path.Segment segment : relativePath) {
try {
node = node.getNode(stringFactory.create(segment));
} catch (javax.jcr.PathNotFoundException e2) {
String pathStr = stringFactory.create(location.getPath());
Path lowestPath = factories.getPathFactory().create(node.getPath());
throw new PathNotFoundException(
location,
lowestPath,
JcrConnectorI18n.nodeDoesNotExist.text(
getSourceName(), session.getWorkspace().getName(), pathStr));
}
}
}
}
// Otherwise, we can't find the node ...
String msg =
JcrConnectorI18n.unableToFindNodeWithoutPathOrUuid.text(getSourceName(), location);
throw new IllegalArgumentException(msg);
}
/**
* Create a request to create a node with the given properties under the supplied location.
*
* @param parentLocation the location of the existing parent node, under which the new child
* should be created
* @param workspaceName the name of the workspace containing the parent
* @param childName the name of the new child to create under the existing parent
* @param properties the properties of the new node, which should include any {@link
* Location#getIdProperties() identification properties} for the new node
* @param conflictBehavior the expected behavior if an equivalently-named child already exists
* under the <code>into</code> location
* @throws IllegalArgumentException if the location, workspace name, child name, or the conflict
* behavior is null
*/
public CreateNodeRequest(
Location parentLocation,
String workspaceName,
Name childName,
NodeConflictBehavior conflictBehavior,
Property... properties) {
CheckArg.isNotNull(parentLocation, "parentLocation");
CheckArg.isNotNull(workspaceName, "workspaceName");
CheckArg.isNotNull(conflictBehavior, "conflictBehavior");
CheckArg.isNotNull(childName, "childName");
this.under = parentLocation;
this.workspaceName = workspaceName;
this.childName = childName;
this.conflictBehavior = conflictBehavior;
int number = properties.length + (under.hasIdProperties() ? under.getIdProperties().size() : 0);
List<Property> props = new ArrayList<Property>(number);
for (Property property : properties) {
if (property != null) props.add(property);
}
this.properties = Collections.unmodifiableList(props);
}
/**
* {@inheritDoc}
*
* @see org.modeshape.graph.request.ChangeRequest#changes(java.lang.String,
* org.modeshape.graph.property.Path)
*/
@Override
public boolean changes(String workspace, Path path) {
return this.workspaceName.equals(workspace)
&& under.hasPath()
&& under.getPath().isAtOrBelow(path);
}
@Test
public void shouldRepeatedlyFindRootNodeByLocationWithoutPath() throws Exception {
AbstractJcrNode root = cache.findJcrRootNode();
AbstractJcrNode root2 = cache.findJcrNode(Location.create(root.location.getIdProperties()));
assertThat(root2, is(sameInstance(root)));
}
@Test
public void shouldRepeatedlyFindNodeByLocationWithoutPath() throws Exception {
AbstractJcrNode hybrid = cache.findJcrNode(null, path("/Cars/Hybrid"));
AbstractJcrNode hybrid2 = cache.findJcrNode(Location.create(hybrid.location.getIdProperties()));
assertThat(hybrid2, is(sameInstance(hybrid)));
}
protected final String readable(Location location) {
return location.getString(context.getNamespaceRegistry());
}
protected JcrRepository doCreateJcrRepository(String repositoryName)
throws RepositoryException, PathNotFoundException {
RepositoryConnectionFactory connectionFactory = getRepositoryConnectionFactory();
Map<String, String> descriptors = new HashMap<String, String>();
Map<Option, String> options = new HashMap<Option, String>();
// Read the subgraph that represents the repository ...
PathFactory pathFactory = getExecutionContext().getValueFactories().getPathFactory();
Path repositoriesPath =
pathFactory.create(configuration.getPath(), ModeShapeLexicon.REPOSITORIES);
Path repositoryPath = pathFactory.create(repositoriesPath, repositoryName);
Name repoName =
getExecutionContext().getValueFactories().getNameFactory().create(repositoryName);
Graph configuration = null;
Subgraph subgraph = getConfigurationSubgraph(false);
// Read the options ...
Path optionsPath =
pathFactory.createRelativePath(
ModeShapeLexicon.REPOSITORIES, repoName, ModeShapeLexicon.OPTIONS);
Node optionsNode = subgraph.getNode(optionsPath);
if (optionsNode != null) {
for (Location optionLocation : optionsNode.getChildren()) {
Node optionNode = subgraph.getNode(optionLocation);
Path.Segment segment = optionLocation.getPath().getLastSegment();
Property valueProperty = optionNode.getProperty(ModeShapeLexicon.VALUE);
if (valueProperty == null) {
log.warn(JcrI18n.noOptionValueProvided, segment.getName().getLocalName());
continue;
}
Option option = Option.findOption(segment.getName().getLocalName());
if (option == null) {
log.warn(JcrI18n.invalidOptionProvided, segment.getName().getLocalName());
continue;
}
options.put(option, valueProperty.getFirstValue().toString());
}
}
// Disable the derived content removal option if not explicitly set and no sequencers ...
if (!options.containsKey(Option.REMOVE_DERIVED_CONTENT_WITH_ORIGINAL)
&& getSequencingService().getSequencers().isEmpty()) {
options.put(Option.REMOVE_DERIVED_CONTENT_WITH_ORIGINAL, Boolean.FALSE.toString());
}
// Read the descriptors ...
Path descriptorsPath =
pathFactory.createRelativePath(
ModeShapeLexicon.REPOSITORIES, repoName, ModeShapeLexicon.DESCRIPTORS);
Node descriptorsNode = subgraph.getNode(descriptorsPath);
if (descriptorsNode != null) {
for (Location descriptorLocation : descriptorsNode.getChildren()) {
Node optionNode = subgraph.getNode(descriptorLocation);
Path.Segment segment = descriptorLocation.getPath().getLastSegment();
Property valueProperty = optionNode.getProperty(ModeShapeLexicon.VALUE);
if (valueProperty == null) continue;
descriptors.put(segment.getName().getLocalName(), valueProperty.getFirstValue().toString());
}
}
// Read the namespaces ...
ExecutionContext context = getExecutionContext();
Path namespacesPath =
pathFactory.createRelativePath(
ModeShapeLexicon.REPOSITORIES, repoName, ModeShapeLexicon.NAMESPACES);
Node namespacesNode = subgraph.getNode(namespacesPath);
descriptors.put(org.modeshape.jcr.api.Repository.REPOSITORY_NAME, repositoryName);
if (namespacesNode != null) {
configuration = getConfigurationGraph();
GraphNamespaceRegistry registry =
new GraphNamespaceRegistry(
configuration,
namespacesNode.getLocation().getPath(),
ModeShapeLexicon.URI,
ModeShapeLexicon.GENERATED);
context = context.with(registry);
}
// Get the name of the source ...
Path repoPath = pathFactory.createRelativePath(ModeShapeLexicon.REPOSITORIES, repoName);
Node repoNode = subgraph.getNode(repoPath);
if (repoNode == null) {
// There is no repository with the supplied name ...
throw new PathNotFoundException(
Location.create(repoPath),
repositoriesPath,
JcrI18n.repositoryDoesNotExist.text(readable(repoName)));
}
Property property = repoNode.getProperty(ModeShapeLexicon.SOURCE_NAME);
if (property == null || property.isEmpty()) {
if (configuration == null) configuration = getConfigurationGraph();
String readableName = readable(ModeShapeLexicon.SOURCE_NAME);
String readablePath = readable(subgraph.getLocation());
String msg =
JcrI18n.propertyNotFoundOnNode.text(
readableName, readablePath, configuration.getCurrentWorkspaceName());
throw new RepositoryException(msg);
}
String sourceName =
context.getValueFactories().getStringFactory().create(property.getFirstValue());
// Verify the sourc exists ...
RepositorySource source = getRepositorySource(sourceName);
if (source == null) {
throw new RepositoryException(
JcrI18n.repositoryReferencesNonExistantSource.text(repositoryName, sourceName));
}
// Read the initial content ...
String initialContentForNewWorkspaces = null;
for (Location initialContentLocation : repoNode.getChildren(ModeShapeLexicon.INITIAL_CONTENT)) {
Node initialContent = subgraph.getNode(initialContentLocation);
if (initialContent == null) continue;
// Determine where to load the initial content from ...
Property contentReference = initialContent.getProperty(ModeShapeLexicon.CONTENT);
if (contentReference == null || contentReference.isEmpty()) {
if (configuration == null) configuration = getConfigurationGraph();
String readableName = readable(ModeShapeLexicon.CONTENT);
String readablePath = readable(initialContentLocation);
String msg =
JcrI18n.propertyNotFoundOnNode.text(
readableName, readablePath, configuration.getCurrentWorkspaceName());
throw new RepositoryException(msg);
}
String contentRef = string(contentReference.getFirstValue());
// Determine which workspaces this should apply to ...
Property workspaces = initialContent.getProperty(ModeShapeLexicon.WORKSPACES);
if (workspaces == null || workspaces.isEmpty()) {
if (configuration == null) configuration = getConfigurationGraph();
String readableName = readable(ModeShapeLexicon.WORKSPACES);
String readablePath = readable(initialContentLocation);
String msg =
JcrI18n.propertyNotFoundOnNode.text(
readableName, readablePath, configuration.getCurrentWorkspaceName());
throw new RepositoryException(msg);
}
// Load the initial content into a transient source ...
XmlFileRepositorySource initialContentSource = new XmlFileRepositorySource();
initialContentSource.setName("Initial content for " + repositoryName);
initialContentSource.setContentLocation(contentRef);
Graph initialContentGraph = Graph.create(initialContentSource, context);
Graph sourceGraph = Graph.create(sourceName, connectionFactory, context);
// And initialize the source with the content (if not already there) ...
for (Object value : workspaces) {
String workspaceName = string(value);
if (workspaceName != null && workspaceName.trim().length() != 0) {
// Load the content into the workspace with this name ...
sourceGraph.useWorkspace(workspaceName);
try {
sourceGraph.merge(initialContentGraph);
} catch (RuntimeException e) {
throw new RepositoryException(
JcrI18n.unableToImportInitialContent.text(readable(repoName), contentRef), e);
}
}
}
// Determine if this initial content should apply to new workspaces ...
Property applyToNewWorkspaces =
initialContent.getProperty(ModeShapeLexicon.APPLY_TO_NEW_WORKSPACES);
if (applyToNewWorkspaces != null
&& !applyToNewWorkspaces.isEmpty()
&& isTrue(applyToNewWorkspaces.getFirstValue())) {
initialContentForNewWorkspaces =
contentRef; // may overwrite the value if seen more than once!
}
}
// Find the capabilities ...
RepositorySourceCapabilities capabilities = source.getCapabilities();
// Create the repository ...
JcrRepository repository =
new JcrRepository(
context,
connectionFactory,
sourceName,
getRepositoryService().getRepositoryLibrary(),
capabilities,
descriptors,
options,
initialContentForNewWorkspaces);
// Register all the the node types ...
Path nodeTypesPath =
pathFactory.createRelativePath(
ModeShapeLexicon.REPOSITORIES, repoName, JcrLexicon.NODE_TYPES);
Node nodeTypesNode = subgraph.getNode(nodeTypesPath);
if (nodeTypesNode != null) {
boolean needToRefreshSubgraph = false;
if (configuration == null) configuration = getConfigurationGraph();
// Expand any references to a CND file
Property resourceProperty = nodeTypesNode.getProperty(ModeShapeLexicon.RESOURCE);
if (resourceProperty != null) {
ClassLoader classLoader = this.context.getClassLoader();
for (Object resourceValue : resourceProperty) {
String resources =
this.context.getValueFactories().getStringFactory().create(resourceValue);
for (String resource : resources.split("\\s*,\\s*")) {
Graph.Batch batch = configuration.batch();
GraphBatchDestination destination = new GraphBatchDestination(batch);
Path nodeTypesAbsPath = pathFactory.create(repositoryPath, JcrLexicon.NODE_TYPES);
CndImporter importer = new CndImporter(destination, nodeTypesAbsPath, true, false);
InputStream is = IoUtil.getResourceAsStream(resource, classLoader, getClass());
Problems cndProblems = new SimpleProblems();
if (is == null) {
String msg =
JcrI18n.unableToFindNodeTypeDefinitionsOnClasspathOrFileOrUrl.text(resource);
throw new RepositoryException(msg);
}
try {
importer.importFrom(is, cndProblems, resource);
batch.execute();
needToRefreshSubgraph = true;
} catch (IOException ioe) {
String msg = JcrI18n.errorLoadingNodeTypeDefintions.text(resource, ioe.getMessage());
throw new RepositoryException(msg, ioe);
}
if (!cndProblems.isEmpty()) {
// Add any warnings or information to this engine's list ...
getProblems().addAll(cndProblems);
if (cndProblems.hasErrors()) {
String msg = null;
Throwable cause = null;
for (Problem problem : cndProblems) {
if (problem.getStatus() == Status.ERROR) {
msg = problem.getMessageString();
cause = problem.getThrowable();
break;
}
}
throw new RepositoryException(
JcrI18n.errorLoadingNodeTypeDefintions.text(resource, msg), cause);
}
}
}
}
}
// Load any namespaces from the configuration into the repository's context ...
NamespaceRegistry repoRegistry = repository.getExecutionContext().getNamespaceRegistry();
repoRegistry.register(configuration.getContext().getNamespaceRegistry().getNamespaces());
// Re-read the subgraph, in case any new nodes were added
Subgraph nodeTypesSubgraph = subgraph;
if (needToRefreshSubgraph) {
nodeTypesSubgraph =
configuration.getSubgraphOfDepth(4).at(nodeTypesNode.getLocation().getPath());
}
repository
.getRepositoryTypeManager()
.registerNodeTypes(nodeTypesSubgraph, nodeTypesNode.getLocation(), false);
}
return repository;
}
