JCR XML download

[lgpl/argeo-commons.git] / server / runtime / org.argeo.server.jackrabbit / src / main / java / org / argeo / jcr / JcrUtils.java

diff --git a/server/runtime/org.argeo.server.jackrabbit/src/main/java/org/argeo/jcr/JcrUtils.java b/server/runtime/org.argeo.server.jackrabbit/src/main/java/org/argeo/jcr/JcrUtils.java
index 5a46a763792d3db39c55432c4e83b78de8e141cf..d3174a1cace4427be061598273b2039b529968c7 100644 (file)
--- a/server/runtime/org.argeo.server.jackrabbit/src/main/java/org/argeo/jcr/JcrUtils.java
+++ b/server/runtime/org.argeo.server.jackrabbit/src/main/java/org/argeo/jcr/JcrUtils.java
@@ -1,7 +1,9 @@
 package org.argeo.jcr;
 
+import java.util.Calendar;
 import java.util.StringTokenizer;
 
+import javax.jcr.NamespaceRegistry;
 import javax.jcr.Node;
 import javax.jcr.NodeIterator;
 import javax.jcr.Property;
@@ -9,6 +11,8 @@ import javax.jcr.PropertyIterator;
 import javax.jcr.RepositoryException;
 import javax.jcr.Session;
 import javax.jcr.Value;
+import javax.jcr.query.Query;
+import javax.jcr.query.QueryResult;
 
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
@@ -17,6 +21,31 @@ import org.argeo.ArgeoException;
 public class JcrUtils {
        private final static Log log = LogFactory.getLog(JcrUtils.class);
 
+       public static Node querySingleNode(Query query) {
+               NodeIterator nodeIterator;
+               try {
+                       QueryResult queryResult = query.execute();
+                       nodeIterator = queryResult.getNodes();
+               } catch (RepositoryException e) {
+                       throw new ArgeoException("Cannot execute query " + query, e);
+               }
+               Node node;
+               if (nodeIterator.hasNext())
+                       node = nodeIterator.nextNode();
+               else
+                       return null;
+
+               if (nodeIterator.hasNext())
+                       throw new ArgeoException("Query returned more than one node.");
+               return node;
+       }
+
+       public static String removeForbiddenCharacters(String str) {
+               return str.replace('[', '_').replace(']', '_').replace('/', '_')
+                               .replace('*', '_');
+
+       }
+
        public static String parentPath(String path) {
                if (path.equals("/"))
                        throw new ArgeoException("Root path '/' has no parent path");
@@ -30,16 +59,45 @@ public class JcrUtils {
                return pathT.substring(0, index);
        }
 
+       public static String dateAsPath(Calendar cal) {
+               StringBuffer buf = new StringBuffer(14);
+               buf.append('Y').append(cal.get(Calendar.YEAR));// 5
+               buf.append('/');// 1
+               int month = cal.get(Calendar.MONTH) + 1;
+               buf.append('M');
+               if (month < 10)
+                       buf.append(0);
+               buf.append(month);// 3
+               buf.append('/');// 1
+               int day = cal.get(Calendar.DAY_OF_MONTH);
+               if (day < 10)
+                       buf.append(0);
+               buf.append('D').append(day);// 3
+               buf.append('/');// 1
+               return buf.toString();
+
+       }
+
+       public static String hostAsPath(String host) {
+               // TODO : inverse order of the elements (to have org/argeo/test IO
+               // test/argeo/org
+               return host.replace('.', '/');
+       }
+
        public static String lastPathElement(String path) {
                if (path.charAt(path.length() - 1) == '/')
                        throw new ArgeoException("Path " + path + " cannot end with '/'");
                int index = path.lastIndexOf('/');
-               if (index <= 0)
+               if (index < 0)
                        throw new ArgeoException("Cannot find last path element for "
                                        + path);
                return path.substring(index + 1);
        }
 
+       public static Node mkdirs(Session session, String path) {
+               return mkdirs(session, path, null, false);
+       }
+
        public static Node mkdirs(Session session, String path, String type,
                        Boolean versioning) {
                try {
@@ -72,6 +130,39 @@ public class JcrUtils {
                }
        }
 
+       public static void registerNamespaceSafely(Session session, String prefix,
+                       String uri) {
+               try {
+                       registerNamespaceSafely(session.getWorkspace()
+                                       .getNamespaceRegistry(), prefix, uri);
+               } catch (RepositoryException e) {
+                       throw new ArgeoException("Cannot find namespace registry", e);
+               }
+       }
+
+       public static void registerNamespaceSafely(NamespaceRegistry nr,
+                       String prefix, String uri) {
+               try {
+                       String[] prefixes = nr.getPrefixes();
+                       for (String pref : prefixes)
+                               if (pref.equals(prefix)) {
+                                       String registeredUri = nr.getURI(pref);
+                                       if (!registeredUri.equals(uri))
+                                               throw new ArgeoException("Prefix " + pref
+                                                               + " already registered for URI "
+                                                               + registeredUri
+                                                               + " which is different from provided URI "
+                                                               + uri);
+                                       else
+                                               return;// skip
+                               }
+                       nr.registerNamespace(prefix, uri);
+               } catch (RepositoryException e) {
+                       throw new ArgeoException("Cannot register namespace " + uri
+                                       + " under prefix " + prefix, e);
+               }
+       }
+
        /** Recursively outputs the contents of the given node. */
        public static void debug(Node node) throws RepositoryException {
                // First output the node path
@@ -90,6 +181,8 @@ public class JcrUtils {
 
                // Then output the properties
                PropertyIterator properties = node.getProperties();
+               // log.debug("Property are : ");
+
                while (properties.hasNext()) {
                        Property property = properties.nextProperty();
                        if (property.getDefinition().isMultiple()) {