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- Added onContentRead policy to help support planned samples

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git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@2284 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
This commit is contained in:
Roy Wetherall
2006-02-02 12:23:43 +00:00
parent 5d8d0e136c
commit a38de2aa2d
3 changed files with 58 additions and 1 deletions
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14
source/java/org/alfresco/repo/content/ContentServicePolicies.java
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@@ -30,6 +30,7 @@ public interface ContentServicePolicies
{
/** The QName's of the policies */
public static final QName ON_CONTENT_UPDATE = QName.createQName(NamespaceService.ALFRESCO_URI, "onContentUpdate");
public static final QName ON_CONTENT_READ = QName.createQName(NamespaceService.ALFRESCO_URI, "onContentRead");
/**
* On content update policy interface
@@ -41,4 +42,17 @@ public interface ContentServicePolicies
*/
public void onContentUpdate(NodeRef nodeRef, boolean newContent);
}
/**
* On content read policy interface.
*
* This policy is fired when a content reader is requested for a node that has content.
*/
public interface OnContentReadPolicy extends ClassPolicy
{
/**
* @param nodeRef the node reference
*/
public void onContentRead(NodeRef nodeRef);
}
}

15
source/java/org/alfresco/repo/content/RoutingContentService.java
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@@ -22,6 +22,7 @@ import java.util.Map;
import java.util.Set;
import org.alfresco.error.AlfrescoRuntimeException;
import org.alfresco.repo.content.ContentServicePolicies.OnContentReadPolicy;
import org.alfresco.repo.content.ContentServicePolicies.OnContentUpdatePolicy;
import org.alfresco.repo.content.filestore.FileContentStore;
import org.alfresco.repo.content.transform.ContentTransformer;
@@ -77,9 +78,10 @@ public class RoutingContentService implements ContentService
private PolicyComponent policyComponent;
/**
* The onContentService policy delegate
* Policies delegate
*/
ClassPolicyDelegate<ContentServicePolicies.OnContentUpdatePolicy> onContentUpdateDelegate;
ClassPolicyDelegate<ContentServicePolicies.OnContentReadPolicy> onContentReadDelegate;
/**
* Default constructor sets up a temporary store
@@ -132,6 +134,7 @@ public class RoutingContentService implements ContentService
// Register on content update policy
this.onContentUpdateDelegate = this.policyComponent.registerClassPolicy(OnContentUpdatePolicy.class);
this.onContentReadDelegate = this.policyComponent.registerClassPolicy(OnContentReadPolicy.class);
}
/**
@@ -259,6 +262,16 @@ public class RoutingContentService implements ContentService
reader.setMimetype(contentData.getMimetype());
reader.setEncoding(contentData.getEncoding());
// Fire the content read policy
if (reader != null)
{
// Fire the content update policy
Set<QName> types = new HashSet<QName>(this.nodeService.getAspects(nodeRef));
types.add(this.nodeService.getType(nodeRef));
OnContentReadPolicy policy = this.onContentReadDelegate.get(types);
policy.onContentRead(nodeRef);
}
// we don't listen for anything
// result may be null - but interface contract says we may return null
return reader;

30
source/java/org/alfresco/repo/content/RoutingContentServiceTest.java
View File

@@ -257,6 +257,7 @@ public class RoutingContentServiceTest extends BaseSpringTest
}
private boolean policyFired = false;
private boolean readPolicyFired = false;
private boolean newContent = true;
/**
@@ -298,6 +299,35 @@ public class RoutingContentServiceTest extends BaseSpringTest
this.policyFired = true;
}
public void testOnContentReadPolicy()
{
// Register interest in the content read event for a versionable node
this.policyComponent.bindClassBehaviour(
QName.createQName(NamespaceService.ALFRESCO_URI, "onContentRead"),
ContentModel.ASPECT_VERSIONABLE,
new JavaBehaviour(this, "onContentReadBehaviourTest"));
// First check that the policy is not fired when the versionable aspect is not present
this.contentService.getReader(contentNodeRef, ContentModel.PROP_CONTENT);
assertFalse(this.readPolicyFired);
// Write some content and check that the policy is still not fired
ContentWriter contentWriter2 = this.contentService.getWriter(contentNodeRef, ContentModel.PROP_CONTENT, true);
contentWriter2.putContent("content update two");
this.contentService.getReader(contentNodeRef, ContentModel.PROP_CONTENT);
assertFalse(this.readPolicyFired);
// Now check that the policy is fired when the versionable aspect is present
this.nodeService.addAspect(this.contentNodeRef, ContentModel.ASPECT_VERSIONABLE, null);
this.contentService.getReader(contentNodeRef, ContentModel.PROP_CONTENT);
assertTrue(this.readPolicyFired);
}
public void onContentReadBehaviourTest(NodeRef nodeRef)
{
this.readPolicyFired = true;
}
public void testTempWrite() throws Exception
{
// get a temporary writer