]> git.argeo.org Git - lgpl/argeo-commons.git/blobdiff - server/runtime/org.argeo.server.jcr/src/main/java/org/argeo/jcr/JcrUtils.java
Integrate JCR security with Spring
[lgpl/argeo-commons.git] / server / runtime / org.argeo.server.jcr / src / main / java / org / argeo / jcr / JcrUtils.java
index b7dfdffc3d81e0e4c686f240848606b34595cf26..b862e8fc4da2fec04be3bb76a25b6e015cdb37a5 100644 (file)
@@ -21,7 +21,11 @@ import java.text.ParseException;
 import java.util.Calendar;
 import java.util.Date;
 import java.util.GregorianCalendar;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
 import java.util.StringTokenizer;
+import java.util.TreeMap;
 
 import javax.jcr.NamespaceRegistry;
 import javax.jcr.Node;
@@ -292,4 +296,193 @@ public class JcrUtils {
                }
 
        }
+
+       /**
+        * Copies recursively the content of a node to another one. Mixin are NOT
+        * copied.
+        */
+       public static void copy(Node fromNode, Node toNode) {
+               try {
+                       PropertyIterator pit = fromNode.getProperties();
+                       properties: while (pit.hasNext()) {
+                               Property fromProperty = pit.nextProperty();
+                               String propertyName = fromProperty.getName();
+                               if (toNode.hasProperty(propertyName)
+                                               && toNode.getProperty(propertyName).getDefinition()
+                                                               .isProtected())
+                                       continue properties;
+
+                               toNode.setProperty(fromProperty.getName(),
+                                               fromProperty.getValue());
+                       }
+
+                       NodeIterator nit = fromNode.getNodes();
+                       while (nit.hasNext()) {
+                               Node fromChild = nit.nextNode();
+                               Integer index = fromChild.getIndex();
+                               String nodeRelPath = fromChild.getName() + "[" + index + "]";
+                               Node toChild;
+                               if (toNode.hasNode(nodeRelPath))
+                                       toChild = toNode.getNode(nodeRelPath);
+                               else
+                                       toChild = toNode.addNode(fromChild.getName(), fromChild
+                                                       .getPrimaryNodeType().getName());
+                               copy(fromChild, toChild);
+                       }
+               } catch (RepositoryException e) {
+                       throw new ArgeoException("Cannot copy " + fromNode + " to "
+                                       + toNode, e);
+               }
+       }
+
+       /**
+        * Check whether all first-level properties (except jcr:* properties) are
+        * equal. Skip jcr:* properties
+        */
+       public static Boolean allPropertiesEquals(Node reference, Node observed,
+                       Boolean onlyCommonProperties) {
+               try {
+                       PropertyIterator pit = reference.getProperties();
+                       props: while (pit.hasNext()) {
+                               Property propReference = pit.nextProperty();
+                               String propName = propReference.getName();
+                               if (propName.startsWith("jcr:"))
+                                       continue props;
+
+                               if (!observed.hasProperty(propName))
+                                       if (onlyCommonProperties)
+                                               continue props;
+                                       else
+                                               return false;
+                               // TODO: deal with multiple property values?
+                               if (!observed.getProperty(propName).getValue()
+                                               .equals(propReference.getValue()))
+                                       return false;
+                       }
+                       return true;
+               } catch (RepositoryException e) {
+                       throw new ArgeoException("Cannot check all properties equals of "
+                                       + reference + " and " + observed, e);
+               }
+       }
+
+       public static Map<String, PropertyDiff> diffProperties(Node reference,
+                       Node observed) {
+               Map<String, PropertyDiff> diffs = new TreeMap<String, PropertyDiff>();
+               diffPropertiesLevel(diffs, null, reference, observed);
+               return diffs;
+       }
+
+       /**
+        * Compare the properties of two nodes. Recursivity to child nodes is not
+        * yet supported. Skip jcr:* properties.
+        */
+       static void diffPropertiesLevel(Map<String, PropertyDiff> diffs,
+                       String baseRelPath, Node reference, Node observed) {
+               try {
+                       // check removed and modified
+                       PropertyIterator pit = reference.getProperties();
+                       props: while (pit.hasNext()) {
+                               Property p = pit.nextProperty();
+                               String name = p.getName();
+                               if (name.startsWith("jcr:"))
+                                       continue props;
+
+                               if (!observed.hasProperty(name)) {
+                                       String relPath = propertyRelPath(baseRelPath, name);
+                                       PropertyDiff pDiff = new PropertyDiff(PropertyDiff.REMOVED,
+                                                       relPath, p.getValue(), null);
+                                       diffs.put(relPath, pDiff);
+                               } else {
+                                       if (p.isMultiple())
+                                               continue props;
+                                       Value referenceValue = p.getValue();
+                                       Value newValue = observed.getProperty(name).getValue();
+                                       if (!referenceValue.equals(newValue)) {
+                                               String relPath = propertyRelPath(baseRelPath, name);
+                                               PropertyDiff pDiff = new PropertyDiff(
+                                                               PropertyDiff.MODIFIED, relPath, referenceValue,
+                                                               newValue);
+                                               diffs.put(relPath, pDiff);
+                                       }
+                               }
+                       }
+                       // check added
+                       pit = observed.getProperties();
+                       props: while (pit.hasNext()) {
+                               Property p = pit.nextProperty();
+                               String name = p.getName();
+                               if (name.startsWith("jcr:"))
+                                       continue props;
+                               if (!reference.hasProperty(name)) {
+                                       String relPath = propertyRelPath(baseRelPath, name);
+                                       PropertyDiff pDiff = new PropertyDiff(PropertyDiff.ADDED,
+                                                       relPath, null, p.getValue());
+                                       diffs.put(relPath, pDiff);
+                               }
+                       }
+               } catch (RepositoryException e) {
+                       throw new ArgeoException("Cannot diff " + reference + " and "
+                                       + observed, e);
+               }
+       }
+
+       /**
+        * Compare only a restricted list of properties of two nodes. No
+        * recursivity.
+        * 
+        */
+       public static Map<String, PropertyDiff> diffProperties(Node reference,
+                       Node observed, List<String> properties) {
+               Map<String, PropertyDiff> diffs = new TreeMap<String, PropertyDiff>();
+               try {
+                       Iterator<String> pit = properties.iterator();
+
+                       props: while (pit.hasNext()) {
+                               String name = pit.next();
+                               if (!reference.hasProperty(name)) {
+                                       if (!observed.hasProperty(name))
+                                               continue props;
+                                       Value val = observed.getProperty(name).getValue();
+                                       try {
+                                               // empty String but not null
+                                               if ("".equals(val.getString()))
+                                                       continue props;
+                                       } catch (Exception e) {
+                                               // not parseable as String, silent
+                                       }
+                                       PropertyDiff pDiff = new PropertyDiff(PropertyDiff.ADDED,
+                                                       name, null, val);
+                                       diffs.put(name, pDiff);
+                               } else if (!observed.hasProperty(name)) {
+                                       PropertyDiff pDiff = new PropertyDiff(PropertyDiff.REMOVED,
+                                                       name, reference.getProperty(name).getValue(), null);
+                                       diffs.put(name, pDiff);
+                               } else {
+                                       Value referenceValue = reference.getProperty(name)
+                                                       .getValue();
+                                       Value newValue = observed.getProperty(name).getValue();
+                                       if (!referenceValue.equals(newValue)) {
+                                               PropertyDiff pDiff = new PropertyDiff(
+                                                               PropertyDiff.MODIFIED, name, referenceValue,
+                                                               newValue);
+                                               diffs.put(name, pDiff);
+                                       }
+                               }
+                       }
+               } catch (RepositoryException e) {
+                       throw new ArgeoException("Cannot diff " + reference + " and "
+                                       + observed, e);
+               }
+               return diffs;
+       }
+
+       /** Builds a property relPath to be used in the diff. */
+       private static String propertyRelPath(String baseRelPath,
+                       String propertyName) {
+               if (baseRelPath == null)
+                       return propertyName;
+               else
+                       return baseRelPath + '/' + propertyName;
+       }
 }