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Implemented helper methods for retrieving translations

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git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@4768 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
This commit is contained in:
Derek Hulley
2007-01-09 17:53:02 +00:00
parent 4805337905
commit 16261c92e5
3 changed files with 118 additions and 7 deletions
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74
source/java/org/alfresco/repo/model/ml/MultilingualContentServiceImpl.java
View File

@@ -16,10 +16,14 @@
*/
package org.alfresco.repo.model.ml;
import java.util.HashMap;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.Set;
import org.alfresco.error.AlfrescoRuntimeException;
import org.alfresco.i18n.I18NUtil;
import org.alfresco.model.ContentModel;
import org.alfresco.service.cmr.ml.MultilingualContentService;
import org.alfresco.service.cmr.repository.ChildAssociationRef;
@@ -231,6 +235,7 @@ public class MultilingualContentServiceImpl implements MultilingualContentServic
return mlContainerNodeRef;
}
/** @inheritDoc */
public NodeRef makeTranslation(NodeRef contentNodeRef, Locale locale)
{
NodeRef mlContainerNodeRef = makeTranslationImpl(null, contentNodeRef, locale);
@@ -244,7 +249,8 @@ public class MultilingualContentServiceImpl implements MultilingualContentServic
}
return mlContainerNodeRef;
}
/** @inheritDoc */
public NodeRef addTranslation(NodeRef newTranslationNodeRef, NodeRef translationOfNodeRef, Locale locale)
{
NodeRef mlContainerNodeRef = null;
@@ -273,6 +279,7 @@ public class MultilingualContentServiceImpl implements MultilingualContentServic
return mlContainerNodeRef;
}
/** @inheritDoc */
public NodeRef getTranslationContainer(NodeRef translationNodeRef)
{
NodeRef mlContainerNodeRef = getOrCreateMLContainer(translationNodeRef, false);
@@ -280,6 +287,7 @@ public class MultilingualContentServiceImpl implements MultilingualContentServic
return mlContainerNodeRef;
}
/** @inheritDoc */
public void createEdition(NodeRef mlContainerNodeRef, NodeRef translationNodeRef)
{
// Ensure that the translation given is one of the children
@@ -326,4 +334,68 @@ public class MultilingualContentServiceImpl implements MultilingualContentServic
" Current Version: " + mlContainerVersionLabel);
}
}
/** @inheritDoc */
public Map<Locale, NodeRef> getTranslations(NodeRef translationOfNodeRef)
{
NodeRef mlContainerNodeRef = null;
// Were we given the translation or the container
QName typeQName = nodeService.getType(translationOfNodeRef);
if (typeQName.equals(ContentModel.TYPE_MULTILINGUAL_CONTAINER))
{
// We have the container
mlContainerNodeRef = translationOfNodeRef;
}
else
{
// Get the container
mlContainerNodeRef = getOrCreateMLContainer(translationOfNodeRef, false);
}
// Get all the children
List<ChildAssociationRef> assocRefs = nodeService.getChildAssocs(
mlContainerNodeRef,
ContentModel.ASSOC_MULTILINGUAL_CHILD,
RegexQNamePattern.MATCH_ALL);
// Iterate over them and build the map
Map<Locale, NodeRef> nodeRefsByLocale = new HashMap<Locale, NodeRef>(13);
for (ChildAssociationRef assocRef : assocRefs)
{
NodeRef nodeRef = assocRef.getChildRef();
// Get the locale
Locale locale = (Locale) nodeService.getProperty(nodeRef, ContentModel.PROP_LOCALE);
// Map it
nodeRefsByLocale.put(locale, nodeRef);
}
// Done
if (logger.isDebugEnabled())
{
logger.debug("Found all translations: \n" +
" Node: " + translationOfNodeRef + " (type " + typeQName + ")\n" +
" Map: " + nodeRefsByLocale);
}
return nodeRefsByLocale;
}
/** @inheritDoc */
public NodeRef getTranslationForLocale(NodeRef translationNodeRef, Locale locale)
{
// Get the container
getOrCreateMLContainer(translationNodeRef, false);
// Get all the translations
Map<Locale, NodeRef> nodeRefsByLocale = getTranslations(translationNodeRef);
// Get the closest matching locale
Set<Locale> locales = nodeRefsByLocale.keySet();
Locale nearestLocale = I18NUtil.getNearestLocale(locale, locales);
NodeRef nearestNodeRef = nodeRefsByLocale.get(nearestLocale);
// Done
if (logger.isDebugEnabled())
{
logger.debug("Found nearest locale: \n" +
" Given node: " + translationNodeRef + "\n" +
" Given locale: " + locale + "\n" +
" Found node: " + nearestNodeRef + "\n" +
" Found locale: " + nearestLocale);
}
return nearestNodeRef;
}
}

19
source/java/org/alfresco/repo/model/ml/MultilingualContentServiceImplTest.java
View File

@@ -17,8 +17,10 @@
package org.alfresco.repo.model.ml;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import junit.framework.TestCase;
@@ -212,11 +214,16 @@ public class MultilingualContentServiceImplTest extends TestCase
// Now be sure that we can get the required information using the version service
VersionHistory mlContainerVersionHistory = versionService.getVersionHistory(mlContainerNodeRef);
Version mlContainerRootVersion = mlContainerVersionHistory.getRootVersion();
NodeRef mlContainerRootVersionNodeRef = mlContainerRootVersion.getVersionedNodeRef();
// Get the root version's children
List<ChildAssociationRef> mlContainerRootVersionChildren = nodeService.getChildAssocs(mlContainerRootVersionNodeRef);
// Check them
// assertEquals("Incorrect number of child nodes for root version", 3, mlContainerRootVersionChildren.size());
Collection<Version> mlContainerVersions = mlContainerVersionHistory.getAllVersions();
// Loop through and get all the children of each version
for (Version mlContainerVersion : mlContainerVersions)
{
NodeRef versionedMLContainerNodeRef = mlContainerVersion.getFrozenStateNodeRef();
// Get all the children
Map<Locale, NodeRef> translationsByLocale = multilingualContentService.getTranslations(
versionedMLContainerNodeRef);
// Count the children
int count = translationsByLocale.size();
}
}
}

32
source/java/org/alfresco/service/cmr/ml/MultilingualContentService.java
View File

@@ -16,10 +16,15 @@
*/
package org.alfresco.service.cmr.ml;
import java.util.Collection;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.Set;
import org.alfresco.service.Auditable;
import org.alfresco.service.PublicService;
import org.alfresco.service.cmr.repository.ChildAssociationRef;
import org.alfresco.service.cmr.repository.NodeRef;
/**
@@ -79,4 +84,31 @@ public interface MultilingualContentService
*/
@Auditable(key = Auditable.Key.ARG_0, parameters = {"mlContainerNodeRef", "translationNodeRef"})
void createEdition(NodeRef mlContainerNodeRef, NodeRef translationNodeRef);
/**
* Gets the set of sibling translations associated with the given <b>cm:mlDocument</b> or
* <b>cm:mlContainer</b>.
*
* @param translationOfNodeRef An existing <b>cm:mlDocument</b> or <b>cm:mlContainer</b>
* @return Returns a map of translation nodes keyed by locale
*/
@Auditable(key = Auditable.Key.ARG_0, parameters = {"translationOfNodeRef"})
Map<Locale, NodeRef> getTranslations(NodeRef translationOfNodeRef);
/**
* Given a <b>cm:mlDocument</b>, this method attempts to find the best translation for the given
* locale. If there is not even a
* {@link org.alfresco.i18n.I18NUtil#getNearestLocale(Locale, Set) partial match}, then <tt>null</tt>
* is returned.
*
* @param translationNodeRef the <b>cm:mlDocument</b>
* @param locale the target locale
* @return Returns Returns the best match for the locale, or <tt>null</tt> if there
* is no near match.
*
* @see #getTranslations(NodeRef)
* @see org.alfresco.i18n.I18NUtil#getNearestLocale(Locale, Set)
*/
@Auditable(key = Auditable.Key.ARG_0, parameters = {"translationNodeRef", "locale"})
NodeRef getTranslationForLocale(NodeRef translationNodeRef, Locale locale);
}