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=760e6600969e9e5666468e47afe1cd230be7bc1b;hb=70538e1286a2b47ecd58cb1cfb7ede8dddff5859;hp=ebcb4ee9f5efd7da10c800bf077bbc320a0fbb61;hpb=4a466f59df24fa18799297486b8d084b2a1aecba;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 ebcb4ee9f..760e66009 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
@@ -16,6 +16,9 @@
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;
@@ -52,6 +55,7 @@ import javax.jcr.query.qom.QueryObjectModelFactory;
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;
@@ -60,6 +64,17 @@ import org.argeo.ArgeoException;
public class JcrUtils implements ArgeoJcrConstants {
private final static Log log = LogFactory.getLog(JcrUtils.class);
+ /**
+ * Not complete yet. See
+ * http://www.day.com/specs/jcr/2.0/3_Repository_Model.html#3.2.2%20Local
+ * %20Names
+ */
+ public final static char[] INVALID_NAME_CHARACTERS = { '/', ':', '[', ']',
+ '|', '*', /*
+ * invalid XML chars :
+ */
+ '<', '>', '&' };
+
/** Prevents instantiation */
private JcrUtils() {
}
@@ -90,13 +105,6 @@ public class JcrUtils implements ArgeoJcrConstants {
return node;
}
- /** Removes forbidden characters from a path, replacing them with '_' */
- public static String removeForbiddenCharacters(String str) {
- return str.replace('[', '_').replace(']', '_').replace('/', '_')
- .replace('*', '_');
-
- }
-
/** Retrieves the parent path of the provided path */
public static String parentPath(String path) {
if (path.equals("/"))
@@ -160,25 +168,31 @@ public class JcrUtils implements ArgeoJcrConstants {
*/
public static String dateAsPath(Calendar cal, Boolean addHour) {
StringBuffer buf = new StringBuffer(14);
- buf.append('Y').append(cal.get(Calendar.YEAR));// 5
- buf.append('/');// 1
+ buf.append('Y');
+ buf.append(cal.get(Calendar.YEAR));
+ buf.append('/');
+
int month = cal.get(Calendar.MONTH) + 1;
buf.append('M');
if (month < 10)
buf.append(0);
- buf.append(month);// 3
- buf.append('/');// 1
+ buf.append(month);
+ buf.append('/');
+
int day = cal.get(Calendar.DAY_OF_MONTH);
+ buf.append('D');
if (day < 10)
buf.append(0);
- buf.append('D').append(day);// 3
- buf.append('/');// 1
+ buf.append(day);
+ buf.append('/');
+
if (addHour) {
int hour = cal.get(Calendar.HOUR_OF_DAY);
+ buf.append('H');
if (hour < 10)
buf.append(0);
- buf.append('H').append(hour);// 3
- buf.append('/');// 1
+ buf.append(hour);
+ buf.append('/');
}
return buf.toString();
@@ -215,8 +229,9 @@ public class JcrUtils implements ArgeoJcrConstants {
}
/**
- * @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,
@@ -327,6 +342,11 @@ public class JcrUtils implements ArgeoJcrConstants {
/** Recursively outputs the contents of the given node. */
public static void debug(Node node) {
+ debug(node, log);
+ }
+
+ /** Recursively outputs the contents of the given node. */
+ public static void debug(Node node, Log log) {
try {
// First output the node path
log.debug(node.getPath());
@@ -583,13 +603,60 @@ public class JcrUtils implements ArgeoJcrConstants {
}
/**
- * Normalize a name so taht it can be stores in contexts not supporting
+ * Normalizes a name so that it can be stored in contexts not supporting
* names with ':' (typically databases). Replaces ':' by '_'.
*/
public static String normalize(String name) {
return name.replace(':', '_');
}
+ /**
+ * Replaces characters which are invalid in a JCR name by '_'. Currently not
+ * exhaustive.
+ *
+ * @see JcrUtils#INVALID_NAME_CHARACTERS
+ */
+ public static String replaceInvalidChars(String name) {
+ return replaceInvalidChars(name, '_');
+ }
+
+ /**
+ * Replaces characters which are invalid in a JCR name. Currently not
+ * exhaustive.
+ *
+ * @see JcrUtils#INVALID_NAME_CHARACTERS
+ */
+ public static String replaceInvalidChars(String name, char replacement) {
+ boolean modified = false;
+ char[] arr = name.toCharArray();
+ for (int i = 0; i < arr.length; i++) {
+ char c = arr[i];
+ invalid: for (char invalid : INVALID_NAME_CHARACTERS) {
+ if (c == invalid) {
+ arr[i] = replacement;
+ modified = true;
+ break invalid;
+ }
+ }
+ }
+ if (modified)
+ return new String(arr);
+ else
+ // do not create new object if unnecessary
+ return name;
+ }
+
+ /**
+ * Removes forbidden characters from a path, replacing them with '_'
+ *
+ * @deprecated use {@link #replaceInvalidChars(String)} instead
+ */
+ public static String removeForbiddenCharacters(String str) {
+ return str.replace('[', '_').replace(']', '_').replace('/', '_')
+ .replace('*', '_');
+
+ }
+
/** Cleanly disposes a {@link Binary} even if it is null. */
public static void closeQuietly(Binary binary) {
if (binary == null)
@@ -597,6 +664,43 @@ public class JcrUtils implements ArgeoJcrConstants {
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
@@ -652,6 +756,21 @@ public class JcrUtils implements ArgeoJcrConstants {
}
}
+ /**
+ * Discards the current changes in the session attached to this node. To be
+ * used typically in a catch block.
+ *
+ * @see #discardQuietly(Session)
+ */
+ public static void discardUnderlyingSessionQuietly(Node node) {
+ try {
+ discardQuietly(node.getSession());
+ } catch (RepositoryException e) {
+ log.warn("Cannot quietly discard session of node " + node + ": "
+ + e.getMessage());
+ }
+ }
+
/**
* Discards the current changes in a session by calling
* {@link Session#refresh(boolean)} with false
, only logging
@@ -669,8 +788,13 @@ public class JcrUtils implements ArgeoJcrConstants {
/** Logs out the session, not throwing any exception, even if it is null. */
public static void logoutQuietly(Session session) {
- if (session != null)
- session.logout();
+ try {
+ if (session != null)
+ if (session.isLive())
+ session.logout();
+ } catch (Exception e) {
+ // silent
+ }
}
/** Returns the home node of the session user or null if none was found. */
@@ -765,15 +889,35 @@ public class JcrUtils implements ArgeoJcrConstants {
if (session.hasPendingChanges())
throw new ArgeoException(
"Session has pending changes, save them first");
+
String homePath = homeBasePath + '/'
+ firstCharsToPath(username, 2) + '/' + username;
- Node userHome = JcrUtils.mkdirs(session, homePath);
- Node userProfile = userHome.addNode(ArgeoNames.ARGEO_PROFILE);
- userProfile.addMixin(ArgeoTypes.ARGEO_USER_PROFILE);
- userProfile.setProperty(ArgeoNames.ARGEO_USER_ID, username);
- session.save();
- // we need to save the profile before adding the user home type
+ if (session.itemExists(homePath)) {
+ try {
+ throw new ArgeoException(
+ "Trying to create a user home that already exists");
+ } catch (Exception e) {
+ // we use this workaround to be sure to get the stack trace
+ // to identify the sink of the bug.
+ log.warn("trying to create an already existing userHome at path:"
+ + homePath + ". Stack trace : ");
+ e.printStackTrace();
+ }
+ }
+
+ Node userHome = JcrUtils.mkdirs(session, homePath);
+ Node userProfile;
+ if (userHome.hasNode(ArgeoNames.ARGEO_PROFILE)) {
+ log.warn("userProfile node already exists for userHome path: "
+ + homePath + ". We do not add a new one");
+ } else {
+ userProfile = userHome.addNode(ArgeoNames.ARGEO_PROFILE);
+ userProfile.addMixin(ArgeoTypes.ARGEO_USER_PROFILE);
+ userProfile.setProperty(ArgeoNames.ARGEO_USER_ID, username);
+ session.save();
+ // we need to save the profile before adding the user home type
+ }
userHome.addMixin(ArgeoTypes.ARGEO_USER_HOME);
// see
// http://jackrabbit.510166.n4.nabble.com/Jackrabbit-2-0-beta-6-Problem-adding-a-Mixin-type-with-mandatory-properties-after-setting-propertiesn-td1290332.html
@@ -839,4 +983,65 @@ public class JcrUtils implements ArgeoJcrConstants {
throw new ArgeoException("Cannot update last modified", e);
}
}
+
+ /**
+ * Returns a String representing the short version (see Node type
+ * Notation attributes grammar) of the main business attributes of this
+ * property definition
+ *
+ * @param prop
+ */
+ public static String getPropertyDefinitionAsString(Property prop) {
+ StringBuffer sbuf = new StringBuffer();
+ try {
+ if (prop.getDefinition().isAutoCreated())
+ sbuf.append("a");
+ if (prop.getDefinition().isMandatory())
+ sbuf.append("m");
+ if (prop.getDefinition().isProtected())
+ sbuf.append("p");
+ if (prop.getDefinition().isMultiple())
+ sbuf.append("*");
+ } catch (RepositoryException re) {
+ throw new ArgeoException(
+ "unexpected error while getting property definition as String",
+ re);
+ }
+ return sbuf.toString();
+ }
+
+ /**
+ * Estimate the sub tree size from current node. Computation is based on the
+ * Jcr {@link Property.getLength()} method. Note : it is not the exact size
+ * used on the disk by the current part of the JCR Tree.
+ */
+
+ public static long getNodeApproxSize(Node node) {
+ long curNodeSize = 0;
+ try {
+ PropertyIterator pi = node.getProperties();
+ while (pi.hasNext()) {
+ Property prop = pi.nextProperty();
+ if (prop.isMultiple()) {
+ int nb = prop.getLengths().length;
+ for (int i = 0; i < nb; i++) {
+ curNodeSize += (prop.getLengths()[i] > 0 ? prop
+ .getLengths()[i] : 0);
+ }
+ } else
+ curNodeSize += (prop.getLength() > 0 ? prop.getLength() : 0);
+ }
+
+ NodeIterator ni = node.getNodes();
+ while (ni.hasNext())
+ curNodeSize += getNodeApproxSize(ni.nextNode());
+ log.debug(node + ": " + curNodeSize);
+ return curNodeSize;
+ } catch (RepositoryException re) {
+ throw new ArgeoException(
+ "Unexpected error while recursively determining node size.",
+ re);
+ }
+ }
}