MODE-1563 - Ported and updated graph xml import handler to 3.x

modeshape-jcr-api/src/main/java/org/modeshape/jcr/api/JcrConstants.java

@@ -30,6 +30,7 @@
  */
 public final class JcrConstants {
     public static final String JCR_CONTENT = "jcr:content";
+    public static final String JCR_ROOT = "jcr:root";
     public static final String JCR_NAME = "jcr:name";
     public static final String JCR_PATH = "jcr:path";
     public static final String JCR_SCORE = "jcr:score";

modeshape-jcr/src/main/java/org/modeshape/jcr/JcrI18n.java

@@ -181,6 +181,7 @@ public final class JcrI18n {
     public static I18n typeNotFound;
     public static I18n supertypeNotFound;
     public static I18n errorImportingNodeTypeContent;
+    public static I18n errorDuringInitialImport;
     public static I18n nodeTypesNotFoundInXml;
 
     public static I18n failedToQueryForDerivedContent;

modeshape-jcr/src/main/java/org/modeshape/jcr/xml/NodeImportDestination.java

@@ -0,0 +1,55 @@
+/*
+ * ModeShape (http://www.modeshape.org)
+ * See the COPYRIGHT.txt file distributed with this work for information
+ * regarding copyright ownership.  Some portions may be licensed
+ * to Red Hat, Inc. under one or more contributor license agreements.
+ * See the AUTHORS.txt file in the distribution for a full listing of
+ * individual contributors.
+ *
+ * ModeShape is free software. Unless otherwise indicated, all code in ModeShape
+ * is licensed to you under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * ModeShape is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this software; if not, write to the Free
+ * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
+ */
+
+package org.modeshape.jcr.xml;
+
+import org.modeshape.jcr.ExecutionContext;
+import org.modeshape.jcr.value.Path;
+import java.util.TreeMap;
+
+/**
+ * Interface which is expected to be implemented by clients that perform node importing via XML, using the {@link NodeImportXmlHandler}
+ * class.
+ *
+ * @author Horia Chiorean (hchiorea@redhat.com)
+ */
+public interface NodeImportDestination {
+
+    /**
+     * Retrieves the execution context of the destination, in which the import will take place and which is used for creating
+     * values via the {@link org.modeshape.jcr.value.ValueFactories} and for registering namespaces via
+     * the {@link org.modeshape.jcr.value.NamespaceRegistry}
+     *
+     * @return a non-null {@link ExecutionContext}
+     */
+    public ExecutionContext getExecutionContext();
+
+    /**
+     * Processes the given [nodePath, parseElement] mappings, which represent the results of the xml parsing. The given map is
+     * always sorted in ascending order of the node paths.
+     *
+     * @param parseResults a {@link TreeMap}, never null.
+     */
+    public void submit( TreeMap<String, NodeImportXmlHandler.ImportElement> parseResults );
+}