/**
* Writes all the properties of a sakai/file node. Also checks what the permissions are for a
* session and where the links are.
*
* @param node
* @param write
* @param objectInProgress Whether object creation is in progress. If false, object is started and
* ended in this method call.
* @throws JSONException
* @throws RepositoryException
*/
public static void writeFileNode(Node node, Session session, JSONWriter write, int maxDepth)
throws JSONException, RepositoryException {
write.object();
// dump all the properties.
ExtendedJSONWriter.writeNodeTreeToWriter(write, node, true, maxDepth);
// The permissions for this session.
writePermissions(node, session, write);
if (node.hasNode(JcrConstants.JCR_CONTENT)) {
Node contentNode = node.getNode(JcrConstants.JCR_CONTENT);
write.key(JcrConstants.JCR_LASTMODIFIED);
Calendar cal = contentNode.getProperty(JcrConstants.JCR_LASTMODIFIED).getDate();
write.value(DateUtils.iso8601(cal));
write.key(JcrConstants.JCR_MIMETYPE);
write.value(contentNode.getProperty(JcrConstants.JCR_MIMETYPE).getString());
if (contentNode.hasProperty(JcrConstants.JCR_DATA)) {
write.key(JcrConstants.JCR_DATA);
write.value(contentNode.getProperty(JcrConstants.JCR_DATA).getLength());
}
}
write.endObject();
}
/**
* Represent an entire JCR tree in JSON format.
*
* @param write The {@link JSONWriter writer} to send the data to.
* @param node The node and it's subtree to output. Note: The properties of this node will be
* outputted as well.
* @param objectInProgress use true if you don't want the method to enclose the output in fresh
* object braces
* @param maxDepth Maximum depth of subnodes to traverse. The properties on {@link node} are
* processed before this is taken into account.
* @param currentLevel Internal parameter to track the current processing level.
* @throws RepositoryException
* @throws JSONException
*/
protected static void writeNodeTreeToWriter(
JSONWriter write, Node node, boolean objectInProgress, int maxDepth, int currentLevel)
throws RepositoryException, JSONException {
// Write this node's properties.
if (!objectInProgress) {
write.object();
}
writeNodeContentsToWriter(write, node);
if (maxDepth == -1 || currentLevel < maxDepth) {
// Write all the child nodes.
NodeIterator iterator = node.getNodes();
while (iterator.hasNext()) {
Node childNode = iterator.nextNode();
write.key(childNode.getName());
writeNodeTreeToWriter(write, childNode, false, maxDepth, currentLevel + 1);
}
}
if (!objectInProgress) {
write.endObject();
}
}
/**
* Represent an entire JCR tree in JSON format. Convenience method for
* writeNodeTreeToWriter(write, node, false, maxDepth, 0).
*
* @param write The {@link JSONWriter writer} to send the data to.
* @param node The node and it's subtree to output. Note: The properties of this node will be
* outputted as well.
* @param maxDepth Maximum depth of subnodes to traverse. The properties on {@link node} are
* processed before this is taken into account.
* @throws RepositoryException
* @throws JSONException
*/
public static void writeNodeTreeToWriter(JSONWriter write, Node node, int maxDepth)
throws RepositoryException, JSONException {
writeNodeTreeToWriter(write, node, false, maxDepth, 0);
}
/**
* Represent an entire JCR tree in JSON format.
* <p>
* if maxDepth == 0 and objectInProgress == false, same as calling
* {@link #writeNodeToWriter(JSONWriter, Node).
* <p>
* if maxDepth == 0 and objectInfProgress == true, same as calling
* {@link #writeNodeContentsToWriter(JSONWriter, Node).
*
* @param write
* The {@link JSONWriter writer} to send the data to.
* @param node
* The node and it's subtree to output. Note: The properties of this node will
* be outputted as well.
* @param objectInProgress
* use true if you don't want the method to enclose the output in fresh object
* braces
* @param maxDepth
* Maximum depth of subnodes to traverse. The properties on {@link node} are
* processed before this is taken into account.
* @throws RepositoryException
* @throws JSONException
*/
public static void writeNodeTreeToWriter(
JSONWriter write, Node node, boolean objectInProgress, int maxDepth)
throws RepositoryException, JSONException {
writeNodeTreeToWriter(write, node, objectInProgress, maxDepth, 0);
}
/**
* Represent an entire JCR tree in JSON format. Convenience method for
* writeNodeTreeToWriter(write, node, false, -1, -1).
*
* @param write The {@link JSONWriter writer} to send the data to.
* @param node The node and it's subtree to output. Note: The properties of this node will be
* outputted as well.
* @throws RepositoryException
* @throws JSONException
*/
public static void writeNodeTreeToWriter(JSONWriter write, Node node)
throws RepositoryException, JSONException {
writeNodeTreeToWriter(write, node, false, -1, -1);
}
