--- /dev/null
+package org.argeo.jcr;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import javax.jcr.Node;
+import javax.jcr.Repository;
+import javax.jcr.RepositoryException;
+import javax.jcr.RepositoryFactory;
+import javax.jcr.Session;
+
+import org.argeo.ArgeoException;
+
+/** Utilities related to Argeo model in JCR */
+public class ArgeoJcrUtils implements ArgeoJcrConstants {
+ /**
+ * Returns the home node of the session user or null if none was found.
+ *
+ * @param session
+ * the session to use in order to perform the search, this can be
+ * a session with a different user ID than the one searched,
+ * typically when a system or admin session is used.
+ * @param username
+ * the username of the user
+ */
+ public static Node getUserHome(Session session, String username) {
+ try {
+ String homePath = ArgeoJcrUtils.getUserHomePath(username);
+ return session.itemExists(homePath) ? session.getNode(homePath)
+ : null;
+ // kept for example of QOM queries
+ // QueryObjectModelFactory qomf = session.getWorkspace()
+ // .getQueryManager().getQOMFactory();
+ // Selector userHomeSel = qomf.selector(ArgeoTypes.ARGEO_USER_HOME,
+ // "userHome");
+ // DynamicOperand userIdDop = qomf.propertyValue("userHome",
+ // ArgeoNames.ARGEO_USER_ID);
+ // StaticOperand userIdSop = qomf.literal(session.getValueFactory()
+ // .createValue(username));
+ // Constraint constraint = qomf.comparison(userIdDop,
+ // QueryObjectModelFactory.JCR_OPERATOR_EQUAL_TO, userIdSop);
+ // Query query = qomf.createQuery(userHomeSel, constraint, null,
+ // null);
+ // Node userHome = JcrUtils.querySingleNode(query);
+ } catch (RepositoryException e) {
+ throw new ArgeoException("Cannot find home for user " + username, e);
+ }
+ }
+
+ /** Returns the home node of the session user or null if none was found. */
+ public static Node getUserHome(Session session) {
+ String userID = session.getUserID();
+ return getUserHome(session, userID);
+ }
+
+ /** @deprecated Use {@link #getUserHome(Session, String)} directly */
+ @Deprecated
+ public static String getUserHomePath(String username) {
+ String homeBasePath = DEFAULT_HOME_BASE_PATH;
+ return homeBasePath + '/' + JcrUtils.firstCharsToPath(username, 2)
+ + '/' + username;
+ }
+
+ /**
+ * Wraps the call to the repository factory based on parameter
+ * {@link ArgeoJcrConstants#JCR_REPOSITORY_ALIAS} in order to simplify it
+ * and protect against future API changes.
+ */
+ public static Repository getRepositoryByAlias(
+ RepositoryFactory repositoryFactory, String alias) {
+ try {
+ Map<String, String> parameters = new HashMap<String, String>();
+ parameters.put(JCR_REPOSITORY_ALIAS, alias);
+ return repositoryFactory.getRepository(parameters);
+ } catch (RepositoryException e) {
+ throw new ArgeoException(
+ "Unexpected exception when trying to retrieve repository with alias "
+ + alias, e);
+ }
+ }
+
+ /**
+ * Wraps the call to the repository factory based on parameter
+ * {@link ArgeoJcrConstants#JCR_REPOSITORY_URI} in order to simplify it and
+ * protect against future API changes.
+ */
+ public static Repository getRepositoryByUri(
+ RepositoryFactory repositoryFactory, String uri) {
+ try {
+ Map<String, String> parameters = new HashMap<String, String>();
+ parameters.put(JCR_REPOSITORY_URI, uri);
+ return repositoryFactory.getRepository(parameters);
+ } catch (RepositoryException e) {
+ throw new ArgeoException(
+ "Unexpected exception when trying to retrieve repository with uri "
+ + uri, e);
+ }
+ }
+
+ private ArgeoJcrUtils() {
+ }
+
+}