package org.argeo.jcr;
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.InputStream;
import java.net.MalformedURLException;
import java.net.URL;
import java.text.DateFormat;
import java.text.ParseException;
+import java.util.ArrayList;
import java.util.Calendar;
+import java.util.Collections;
import java.util.Date;
import java.util.GregorianCalendar;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
-import java.util.StringTokenizer;
import java.util.TreeMap;
import javax.jcr.Binary;
import javax.jcr.NodeIterator;
import javax.jcr.Property;
import javax.jcr.PropertyIterator;
+import javax.jcr.PropertyType;
import javax.jcr.Repository;
import javax.jcr.RepositoryException;
import javax.jcr.RepositoryFactory;
import javax.jcr.query.qom.Selector;
import javax.jcr.query.qom.StaticOperand;
+import org.apache.commons.io.IOUtils;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.argeo.ArgeoException;
}
}
+ /** Set the {@link NodeType#NT_ADDRESS} properties based on this URL. */
+ public static void urlToAddressProperties(Node node, String url) {
+ try {
+ URL u = new URL(url);
+ node.setProperty(Property.JCR_PROTOCOL, u.getProtocol());
+ node.setProperty(Property.JCR_HOST, u.getHost());
+ node.setProperty(Property.JCR_PORT, Integer.toString(u.getPort()));
+ node.setProperty(Property.JCR_PATH, normalizePath(u.getPath()));
+ } catch (Exception e) {
+ throw new ArgeoException("Cannot set URL " + url
+ + " as nt:address properties", e);
+ }
+ }
+
+ /** Build URL based on the {@link NodeType#NT_ADDRESS} properties. */
+ public static String urlFromAddressProperties(Node node) {
+ try {
+ URL u = new URL(
+ node.getProperty(Property.JCR_PROTOCOL).getString(), node
+ .getProperty(Property.JCR_HOST).getString(),
+ (int) node.getProperty(Property.JCR_PORT).getLong(), node
+ .getProperty(Property.JCR_PATH).getString());
+ return u.toString();
+ } catch (Exception e) {
+ throw new ArgeoException(
+ "Cannot get URL from nt:address properties of " + node, e);
+ }
+ }
+
+ /** Make sure that: starts with '/', do not end with '/', do not have '//' */
+ public static String normalizePath(String path) {
+ List<String> tokens = tokenize(path);
+ StringBuffer buf = new StringBuffer(path.length());
+ for (String token : tokens) {
+ buf.append('/');
+ buf.append(token);
+ }
+ return buf.toString();
+ }
+
/**
* Creates a path from a FQDN, inverting the order of the component:
* www.argeo.org => org.argeo.www
return path.substring(index + 1);
}
+ /**
+ * Routine that get the child with this name, adding id it does not already
+ * exist
+ */
+ public static Node getOrAdd(Node parent, String childName,
+ String childPrimaryNodeType) throws RepositoryException {
+ return parent.hasNode(childName) ? parent.getNode(childName) : parent
+ .addNode(childName, childPrimaryNodeType);
+ }
+
+ /**
+ * Routine that get the child with this name, adding id it does not already
+ * exist
+ */
+ public static Node getOrAdd(Node parent, String childName)
+ throws RepositoryException {
+ return parent.hasNode(childName) ? parent.getNode(childName) : parent
+ .addNode(childName);
+ }
+
/** Creates the nodes making path, if they don't exist. */
public static Node mkdirs(Session session, String path) {
return mkdirs(session, path, null, null, false);
}
/**
- * @deprecated use {@link #mkdirs(Session, String, String, String, Boolean)}
- * instead.
+ * use {@link #mkdirs(Session, String, String, String, Boolean)} instead.
+ *
+ * @deprecated
*/
@Deprecated
public static Node mkdirs(Session session, String path, String type,
return mkdirs(session, path, type, null, false);
}
+ /**
+ * Synchronized and save is performed, to avoid race conditions in
+ * initializers leading to duplicate nodes.
+ */
+ public synchronized static Node mkdirsSafe(Session session, String path,
+ String type) {
+ try {
+ if (session.hasPendingChanges())
+ throw new ArgeoException(
+ "Session has pending changes, save them first.");
+ Node node = mkdirs(session, path, type);
+ session.save();
+ return node;
+ } catch (RepositoryException e) {
+ discardQuietly(session);
+ throw new ArgeoException("Cannot safely make directories", e);
+ }
+ }
+
+ public synchronized static Node mkdirsSafe(Session session, String path) {
+ return mkdirsSafe(session, path, null);
+ }
+
/**
* Creates the nodes making path, if they don't exist. This is up to the
- * caller to save the session.
+ * caller to save the session. Use with caution since it can create
+ * duplicate nodes if used concurrently.
*/
public static Node mkdirs(Session session, String path, String type,
String intermediaryNodeType, Boolean versioning) {
return node;
}
- StringTokenizer st = new StringTokenizer(path, "/");
StringBuffer current = new StringBuffer("/");
Node currentNode = session.getRootNode();
- while (st.hasMoreTokens()) {
- String part = st.nextToken();
+ Iterator<String> it = tokenize(path).iterator();
+ while (it.hasNext()) {
+ String part = it.next();
current.append(part).append('/');
if (!session.itemExists(current.toString())) {
- if (!st.hasMoreTokens() && type != null)
+ if (!it.hasNext() && type != null)
currentNode = currentNode.addNode(part, type);
- else if (st.hasMoreTokens() && intermediaryNodeType != null)
+ else if (it.hasNext() && intermediaryNodeType != null)
currentNode = currentNode.addNode(part,
intermediaryNodeType);
else
currentNode = (Node) session.getItem(current.toString());
}
}
- // session.save();
return currentNode;
} catch (RepositoryException e) {
+ discardQuietly(session);
throw new ArgeoException("Cannot mkdirs " + path, e);
+ } finally {
+ }
+ }
+
+ /** Convert a path to the list of its tokens */
+ public static List<String> tokenize(String path) {
+ List<String> tokens = new ArrayList<String>();
+ boolean optimized = false;
+ if (!optimized) {
+ String[] rawTokens = path.split("/");
+ for (String token : rawTokens) {
+ if (!token.equals(""))
+ tokens.add(token);
+ }
+ } else {
+ StringBuffer curr = new StringBuffer();
+ char[] arr = path.toCharArray();
+ chars: for (int i = 0; i < arr.length; i++) {
+ char c = arr[i];
+ if (c == '/') {
+ if (i == 0 || (i == arr.length - 1))
+ continue chars;
+ if (curr.length() > 0) {
+ tokens.add(curr.toString());
+ curr = new StringBuffer();
+ }
+ } else
+ curr.append(c);
+ }
+ if (curr.length() > 0) {
+ tokens.add(curr.toString());
+ curr = new StringBuffer();
+ }
}
+ return Collections.unmodifiableList(tokens);
}
/**
NodeIterator it = node.getNodes();
while (it.hasNext()) {
Node childNode = it.nextNode();
- debug(childNode);
+ debug(childNode, log);
}
// Then output the properties
PropertyIterator properties = node.getProperties();
// log.debug("Property are : ");
- while (properties.hasNext()) {
+ properties: while (properties.hasNext()) {
Property property = properties.nextProperty();
+ if (property.getType() == PropertyType.BINARY)
+ continue properties;// skip
if (property.getDefinition().isMultiple()) {
// A multi-valued property, print all values
Value[] values = property.getValues();
binary.dispose();
}
+ /** Retrieve a {@link Binary} as a byte array */
+ public static byte[] getBinaryAsBytes(Property property) {
+ ByteArrayOutputStream out = new ByteArrayOutputStream();
+ InputStream in = null;
+ Binary binary = null;
+ try {
+ binary = property.getBinary();
+ in = binary.getStream();
+ IOUtils.copy(in, out);
+ return out.toByteArray();
+ } catch (Exception e) {
+ throw new ArgeoException("Cannot read binary " + property
+ + " as bytes", e);
+ } finally {
+ IOUtils.closeQuietly(out);
+ IOUtils.closeQuietly(in);
+ closeQuietly(binary);
+ }
+ }
+
+ /** Writes a {@link Binary} from a byte array */
+ public static void setBinaryAsBytes(Node node, String property, byte[] bytes) {
+ InputStream in = null;
+ Binary binary = null;
+ try {
+ in = new ByteArrayInputStream(bytes);
+ binary = node.getSession().getValueFactory().createBinary(in);
+ node.setProperty(property, binary);
+ } catch (Exception e) {
+ throw new ArgeoException("Cannot read binary " + property
+ + " as bytes", e);
+ } finally {
+ IOUtils.closeQuietly(in);
+ closeQuietly(binary);
+ }
+ }
+
/**
* Creates depth from a string (typically a username) by adding levels based
* on its first characters: "aBcD",2 => a/aB
*/
public static void updateLastModified(Node node) {
try {
- if (node.isNodeType(NodeType.MIX_LAST_MODIFIED)) {
- node.setProperty(Property.JCR_LAST_MODIFIED,
- new GregorianCalendar());
- node.setProperty(Property.JCR_LAST_MODIFIED_BY, node
- .getSession().getUserID());
- }
+ if (!node.isNodeType(NodeType.MIX_LAST_MODIFIED))
+ node.addMixin(NodeType.MIX_LAST_MODIFIED);
+ node.setProperty(Property.JCR_LAST_MODIFIED,
+ new GregorianCalendar());
+ node.setProperty(Property.JCR_LAST_MODIFIED_BY, node.getSession()
+ .getUserID());
+ } catch (RepositoryException e) {
+ throw new ArgeoException("Cannot update last modified on " + node,
+ e);
+ }
+ }
+
+ /** Update lastModified recursively until this parent. */
+ public static void updateLastModifiedAndParents(Node node, String untilPath) {
+ try {
+ if (!node.getPath().startsWith(untilPath))
+ throw new ArgeoException(node + " is not under " + untilPath);
+ updateLastModified(node);
+ if (!node.getPath().equals(untilPath))
+ updateLastModifiedAndParents(node.getParent(), untilPath);
} catch (RepositoryException e) {
- throw new ArgeoException("Cannot update last modified", e);
+ throw new ArgeoException("Cannot update lastModified from " + node
+ + " until " + untilPath, e);
}
}