Author: cziegeler
Date: Thu Nov 4 20:55:54 2010
New Revision: 1031239
URL: http://svn.apache.org/viewvc?rev=1031239&view=rev
Log:
Use new jcr:mixin feature of persistable value map.
Modified:
sling/trunk/samples/slingshot/src/main/java/org/apache/sling/sample/slingshot/impl/AutomaticTaggingService.java
Modified:
sling/trunk/samples/slingshot/src/main/java/org/apache/sling/sample/slingshot/impl/AutomaticTaggingService.java
URL:
http://svn.apache.org/viewvc/sling/trunk/samples/slingshot/src/main/java/org/apache/sling/sample/slingshot/impl/AutomaticTaggingService.java?rev=1031239&r1=1031238&r2=1031239&view=diff
==============================================================================
---
sling/trunk/samples/slingshot/src/main/java/org/apache/sling/sample/slingshot/impl/AutomaticTaggingService.java
(original)
+++
sling/trunk/samples/slingshot/src/main/java/org/apache/sling/sample/slingshot/impl/AutomaticTaggingService.java
Thu Nov 4 20:55:54 2010
@@ -20,9 +20,6 @@ import java.util.ArrayList;
import java.util.List;
import java.util.Random;
-import javax.jcr.Node;
-import javax.jcr.RepositoryException;
-
import org.apache.felix.scr.annotations.Component;
import org.apache.felix.scr.annotations.Properties;
import org.apache.felix.scr.annotations.Property;
@@ -37,6 +34,7 @@ import org.apache.sling.api.resource.Res
import org.apache.sling.sample.slingshot.Constants;
import org.osgi.service.event.Event;
import org.osgi.service.event.EventHandler;
+import org.slf4j.LoggerFactory;
/**
* This is a samle for observation which adds tags to new resources.
@@ -56,6 +54,11 @@ public class AutomaticTaggingService
private final Random random = new Random(System.currentTimeMillis());
+ private final String MIXIN_TYPE_PROPERTY = "jcr:mixinTypes";
+
+ /**
+ * @see
org.osgi.service.event.EventHandler#handleEvent(org.osgi.service.event.Event)
+ */
public void handleEvent(final Event event) {
final String path =
(String)event.getProperty(org.apache.sling.api.SlingConstants.PROPERTY_PATH);
if ( path != null && path.startsWith(Constants.ALBUMS_ROOT) ) {
@@ -64,36 +67,38 @@ public class AutomaticTaggingService
resolver =
this.resourceResolverFactory.getAdministrativeResourceResolver(null);
final Resource r = resolver.getResource(path);
if ( r != null &&
r.isResourceType(Constants.RESOURCETYPE_PHOTO) ) {
- // to add the mixin node type, we have to adopt to a node
- final Node node = r.adaptTo(Node.class);
- if ( node != null && !node.isNodeType("slingshot:Photo")) {
- node.addMixin("slingshot:Photo");
- node.getSession().save();
- final PersistableValueMap pvm =
r.adaptTo(PersistableValueMap.class);
- if ( pvm != null ) {
- final int tagsValue = this.random.nextInt(8);
- final List<String> tags = new ArrayList<String>();
- if ( (tagsValue & 1) == 1 ) {
- tags.add("ApacheCon");
- }
- if ( (tagsValue & 2) == 2 ) {
- tags.add("Vacation");
- }
- if ( (tagsValue & 4) == 4 ) {
- tags.add("Cool");
- }
- pvm.put("slingshot:tags", tags.toArray(new
String[tags.size()]));
- try {
- pvm.save();
- } catch (PersistenceException e) {
- // we just ignore this for now
- }
+ final PersistableValueMap pvm =
r.adaptTo(PersistableValueMap.class);
+ if ( pvm != null ) {
+ String[] types = pvm.get(MIXIN_TYPE_PROPERTY,
String[].class);
+ if ( types == null ) {
+ pvm.put(MIXIN_TYPE_PROPERTY, "slingshot:Photo");
+ } else {
+ String[] newTypes = new String[types.length + 1];
+ System.arraycopy(types, 0, newTypes, 0,
types.length);
+ newTypes[types.length] = "slingshot:Photo";
+ pvm.put(MIXIN_TYPE_PROPERTY, newTypes);
+ }
+
+ final int tagsValue = this.random.nextInt(8);
+ final List<String> tags = new ArrayList<String>();
+ if ( (tagsValue & 1) == 1 ) {
+ tags.add("ApacheCon");
+ }
+ if ( (tagsValue & 2) == 2 ) {
+ tags.add("Vacation");
+ }
+ if ( (tagsValue & 4) == 4 ) {
+ tags.add("Cool");
+ }
+ pvm.put(Constants.PROPERTY_SLINGSHOT_TAGS,
tags.toArray(new String[tags.size()]));
+ try {
+ pvm.save();
+ } catch (PersistenceException e) {
+
LoggerFactory.getLogger(this.getClass()).info("Ups", e);
+ // we just ignore this for now
}
}
}
-
- } catch (final RepositoryException e) {
- // this should never happen, therefore we ignore
} catch (final LoginException e) {
// this should never happen, therefore we ignore
} finally {
