X-Git-Url: https://git.argeo.org/?a=blobdiff_plain;f=server%2Fruntime%2Forg.argeo.server.jcr%2Fsrc%2Fmain%2Fjava%2Forg%2Fargeo%2Fjcr%2FJcrUtils.java;h=ad6ca0eddb10dd32d95eba289cd8c42bd4435c77;hb=802beab5459c8da4970215886babb45d968e4639;hp=d9eeb4998d6c1a648fba54c719661bf65450a62a;hpb=3cd76e9fb547b4e839931c96264f0edc3ec315b6;p=lgpl%2Fargeo-commons.git

diff --git a/server/runtime/org.argeo.server.jcr/src/main/java/org/argeo/jcr/JcrUtils.java b/server/runtime/org.argeo.server.jcr/src/main/java/org/argeo/jcr/JcrUtils.java
index d9eeb4998..ad6ca0edd 100644
--- a/server/runtime/org.argeo.server.jcr/src/main/java/org/argeo/jcr/JcrUtils.java
+++ b/server/runtime/org.argeo.server.jcr/src/main/java/org/argeo/jcr/JcrUtils.java
@@ -23,6 +23,7 @@ import java.text.ParseException;
 import java.util.Calendar;
 import java.util.Date;
 import java.util.GregorianCalendar;
+import java.util.HashMap;
 import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
@@ -35,7 +36,9 @@ 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.RepositoryFactory;
 import javax.jcr.Session;
 import javax.jcr.Value;
 import javax.jcr.nodetype.NodeType;
@@ -47,7 +50,7 @@ import org.apache.commons.logging.LogFactory;
 import org.argeo.ArgeoException;
 
 /** Utility methods to simplify common JCR operations. */
-public class JcrUtils {
+public class JcrUtils implements ArgeoJcrConstants {
 	private final static Log log = LogFactory.getLog(JcrUtils.class);
 
 	/**
@@ -219,7 +222,8 @@ public class JcrUtils {
 	}
 
 	/**
-	 * Creates the nodes making path, if they don't exist.
+	 * Creates the nodes making path, if they don't exist. This is up to the
+	 * caller to save the session.
 	 */
 	public static Node mkdirs(Session session, String path, String type,
 			String intermediaryNodeType, Boolean versioning) {
@@ -262,7 +266,7 @@ public class JcrUtils {
 					currentNode = (Node) session.getItem(current.toString());
 				}
 			}
-			session.save();
+			// session.save();
 			return currentNode;
 		} catch (RepositoryException e) {
 			throw new ArgeoException("Cannot mkdirs " + path, e);
@@ -548,9 +552,65 @@ public class JcrUtils {
 		return name.replace(':', '_');
 	}
 
+	/** Cleanly disposes a {@link Binary} even if it is null. */
 	public static void closeQuietly(Binary binary) {
 		if (binary == null)
 			return;
 		binary.dispose();
 	}
+
+	/**
+	 * Creates depth from a string (typically a username) by adding levels based
+	 * on its first characters: "aBcD",2 => a/aB
+	 */
+	public static String firstCharsToPath(String str, Integer nbrOfChars) {
+		if (str.length() < nbrOfChars)
+			throw new ArgeoException("String " + str
+					+ " length must be greater or equal than " + nbrOfChars);
+		StringBuffer path = new StringBuffer("");
+		StringBuffer curr = new StringBuffer("");
+		for (int i = 0; i < nbrOfChars; i++) {
+			curr.append(str.charAt(i));
+			path.append(curr);
+			if (i < nbrOfChars - 1)
+				path.append('/');
+		}
+		return path.toString();
+	}
+
+	/**
+	 * 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);
+		}
+	}
 }