/**
* {@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);
}
}
/**
* {@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);
}
}
/**
* 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);
}
