import java.util.TreeMap;
import javax.jcr.Node;
+import javax.jcr.NodeIterator;
import javax.jcr.Property;
import javax.jcr.PropertyIterator;
import javax.jcr.Repository;
import javax.jcr.RepositoryException;
import javax.jcr.Session;
import javax.jcr.Value;
+import javax.jcr.query.QueryManager;
+import javax.jcr.query.QueryResult;
import javax.jcr.query.Row;
import javax.jcr.query.RowIterator;
+import javax.jcr.query.qom.Constraint;
+import javax.jcr.query.qom.Ordering;
+import javax.jcr.query.qom.QueryObjectModel;
+import javax.jcr.query.qom.QueryObjectModelFactory;
+import javax.jcr.query.qom.Selector;
import org.argeo.jcr.JcrUtils;
import org.argeo.jcr.PropertyDiff;
import org.argeo.slc.akb.AkbException;
+import org.argeo.slc.akb.AkbTypes;
/** Some static utils methods that might be factorized in a near future */
public class AkbJcrUtils {
+ // /////////////////////////
+ // SPECIFIC METHOS
+ /**
+ * Return the type of alias that must be used given current item type
+ */
+ public static String getAliasTypeForNode(Node itemTemplate) {
+ try {
+ if (itemTemplate.isNodeType(AkbTypes.AKB_JDBC_QUERY))
+ return AkbTypes.AKB_JDBC_CONNECTOR;
+ else if (itemTemplate.isNodeType(AkbTypes.AKB_SSH_COMMAND)
+ || itemTemplate.isNodeType(AkbTypes.AKB_SSH_FILE))
+ return AkbTypes.AKB_SSH_CONNECTOR;
+ else
+ throw new AkbException("No connector type define for node "
+ + itemTemplate);
+ } catch (RepositoryException re) {
+ throw new AkbException("Unable to login", re);
+ }
+ }
+
+ /**
+ * Return defined alias in the current environment given current item type
+ */
+ public static List<Node> getDefinedAliasForNode(Node itemTemplate) {
+ try {
+ Session session = itemTemplate.getSession();
+ QueryManager queryManager = session.getWorkspace()
+ .getQueryManager();
+ QueryObjectModelFactory factory = queryManager.getQOMFactory();
+ String nodeType = getAliasTypeForNode(itemTemplate);
+
+ Selector source = factory.selector(nodeType, nodeType);
+ String basePath = getCurrentEnvBasePath(itemTemplate);
+ Constraint defaultC = factory.descendantNode(
+ source.getSelectorName(), basePath);
+
+ // Order by default by JCR TITLE
+ // TODO check if node definition has MIX_TITLE mixin
+ // TODO Apparently case insensitive ordering is not implemented in
+ // current used JCR implementation
+ Ordering order = factory
+ .ascending(factory.upperCase(factory.propertyValue(
+ source.getSelectorName(), Property.JCR_TITLE)));
+ QueryObjectModel query;
+ query = factory.createQuery(source, defaultC,
+ new Ordering[] { order }, null);
+ QueryResult result = query.execute();
+
+ NodeIterator ni = result.getNodes();
+
+ return JcrUtils.nodeIteratorToList(ni);
+ } catch (RepositoryException e) {
+ throw new AkbException("Unable to list connector", e);
+ }
+ }
+
+ /**
+ * Return the current env base path
+ */
+ public static String getCurrentEnvBasePath(Node akbNode) {
+ try {
+ if (akbNode.getDepth() == 0)
+ // no base path for root node
+ return null;
+
+ Node parNode = akbNode.getParent();
+
+ while (parNode != null)
+ if (akbNode.isNodeType(AkbTypes.AKB_ENV)
+ || akbNode.isNodeType(AkbTypes.AKB_ENV_TEMPLATE))
+ return akbNode.getPath();
+ else if (parNode.getDepth() == 0)
+ // we found not fitting node
+ return null;
+ else {
+ akbNode = parNode;
+ parNode = parNode.getParent();
+ }
+ return null;
+ } catch (RepositoryException re) {
+ throw new AkbException("Unable to login", re);
+ }
+ }
+
+ // //////////////////////////////////
+ // METHODS THAT CAN BE FACTORIZED
/**
* Call {@link Repository#login()} without exceptions (useful in super
* constructors and dependency injection).