public void testImmediateRemoval() throws Exception {
eagerCleaner.setEagerOrphanCleanup(false);
final StoreRef storeRef = nodeService.createStore("test", getName() + "-" + GUID.generate());
RetryingTransactionCallback<ContentData> testCallback =
new RetryingTransactionCallback<ContentData>() {
public ContentData execute() throws Throwable {
// Create some content
NodeRef rootNodeRef = nodeService.getRootNode(storeRef);
Map<QName, Serializable> properties = new HashMap<QName, Serializable>(13);
properties.put(ContentModel.PROP_NAME, (Serializable) "test.txt");
NodeRef contentNodeRef =
nodeService
.createNode(
rootNodeRef,
ContentModel.ASSOC_CHILDREN,
ContentModel.ASSOC_CHILDREN,
ContentModel.TYPE_CONTENT,
properties)
.getChildRef();
ContentWriter writer =
contentService.getWriter(contentNodeRef, ContentModel.PROP_CONTENT, true);
writer.setMimetype(MimetypeMap.MIMETYPE_TEXT_PLAIN);
writer.putContent("INITIAL CONTENT");
ContentData contentData = writer.getContentData();
// Delete the first node
nodeService.deleteNode(contentNodeRef);
// Done
return contentData;
}
};
ContentData contentData =
transactionService.getRetryingTransactionHelper().doInTransaction(testCallback);
// Make sure that the content URL still exists
ContentReader reader = contentService.getRawReader(contentData.getContentUrl());
assertNotNull(reader);
assertTrue("Content should not have been eagerly deleted.", reader.exists());
// fire the cleaner
cleaner.setProtectDays(0);
cleaner.execute();
reader = contentService.getRawReader(contentData.getContentUrl());
// the content should have disappeared as it is not in the database
assertFalse("Unprotected content was not deleted", reader.exists());
assertTrue("Content listener was not called", deletedUrls.contains(reader.getContentUrl()));
}
/**
* Create ContentData set it on a Node, delete the Node, then set the ContentData on a new node
* and check that the content is preserved during eager cleanup.
*/
public void testEagerCleanupDereferencing() throws Exception {
eagerCleaner.setEagerOrphanCleanup(true);
final StoreRef storeRef = nodeService.createStore("test", getName() + "-" + GUID.generate());
RetryingTransactionCallback<ContentData> testCallback =
new RetryingTransactionCallback<ContentData>() {
public ContentData execute() throws Throwable {
// Create some content
NodeRef rootNodeRef = nodeService.getRootNode(storeRef);
Map<QName, Serializable> properties = new HashMap<QName, Serializable>(13);
properties.put(ContentModel.PROP_NAME, (Serializable) "test.txt");
NodeRef contentNodeRef =
nodeService
.createNode(
rootNodeRef,
ContentModel.ASSOC_CHILDREN,
ContentModel.ASSOC_CHILDREN,
ContentModel.TYPE_CONTENT,
properties)
.getChildRef();
ContentWriter writer =
contentService.getWriter(contentNodeRef, ContentModel.PROP_CONTENT, true);
writer.setMimetype(MimetypeMap.MIMETYPE_TEXT_PLAIN);
writer.putContent("INITIAL CONTENT");
ContentData contentData = writer.getContentData();
// Delete the first node
nodeService.deleteNode(contentNodeRef);
ContentReader reader = contentService.getRawReader(contentData.getContentUrl());
assertNotNull(reader);
assertTrue("Content was cleaned before end of transaction", reader.exists());
// Make a new copy using the same ContentData
properties.put(ContentModel.PROP_NAME, (Serializable) "test2.txt");
properties.put(ContentModel.PROP_CONTENT, contentData);
contentNodeRef =
nodeService
.createNode(
rootNodeRef,
ContentModel.ASSOC_CHILDREN,
ContentModel.ASSOC_CHILDREN,
ContentModel.TYPE_CONTENT,
properties)
.getChildRef();
reader = contentService.getRawReader(contentData.getContentUrl());
assertNotNull(reader);
assertTrue("Content was cleaned before end of transaction", reader.exists());
// Done
return contentData;
}
};
ContentData contentData =
transactionService.getRetryingTransactionHelper().doInTransaction(testCallback);
// Make sure that the content URL still exists
ContentReader reader = contentService.getRawReader(contentData.getContentUrl());
assertNotNull(reader);
assertTrue(
"Content was cleaned despite being re-referenced in the transaction", reader.exists());
}
public void testEagerCleanupOnCommit() throws Exception {
eagerCleaner.setEagerOrphanCleanup(true);
// Create a new file
RetryingTransactionCallback<NodeRef> makeContentCallback =
new RetryingTransactionCallback<NodeRef>() {
public NodeRef execute() throws Throwable {
// Create some content
StoreRef storeRef =
nodeService.createStore("test", "testEagerCleanupOnCommit-" + GUID.generate());
NodeRef rootNodeRef = nodeService.getRootNode(storeRef);
Map<QName, Serializable> properties =
Collections.singletonMap(ContentModel.PROP_NAME, (Serializable) "test.txt");
NodeRef contentNodeRef =
nodeService
.createNode(
rootNodeRef,
ContentModel.ASSOC_CHILDREN,
ContentModel.ASSOC_CHILDREN,
ContentModel.TYPE_CONTENT,
properties)
.getChildRef();
ContentWriter writer =
contentService.getWriter(contentNodeRef, ContentModel.PROP_CONTENT, true);
writer.setMimetype(MimetypeMap.MIMETYPE_TEXT_PLAIN);
writer.putContent("INITIAL CONTENT");
// Done
return contentNodeRef;
}
};
final NodeRef contentNodeRef =
transactionService.getRetryingTransactionHelper().doInTransaction(makeContentCallback);
ContentReader contentReader =
contentService.getReader(contentNodeRef, ContentModel.PROP_CONTENT);
assertTrue("Expect content to exist", contentReader.exists());
// Now update the node, but force a failure i.e. txn rollback
final List<String> newContentUrls = new ArrayList<String>();
RetryingTransactionCallback<String> failUpdateCallback =
new RetryingTransactionCallback<String>() {
public String execute() throws Throwable {
ContentWriter writer =
contentService.getWriter(contentNodeRef, ContentModel.PROP_CONTENT, true);
writer.setMimetype(MimetypeMap.MIMETYPE_TEXT_PLAIN);
writer.putContent("CONTENT FOR FAIL");
// This will have updated the metadata, so we can fail now
newContentUrls.add(writer.getContentUrl());
// Done
throw new RuntimeException("FAIL");
}
};
try {
transactionService.getRetryingTransactionHelper().doInTransaction(failUpdateCallback);
fail("Transaction was meant to fail");
} catch (RuntimeException e) {
if (e.getMessage().equals("FAIL")) {
// Expected
} else {
// Ooops
throw e;
}
}
// Make sure that the new content is not there
// The original content must still be there
assertEquals("Expected one content URL to play with", 1, newContentUrls.size());
ContentReader readerMissing = contentService.getRawReader(newContentUrls.get(0));
assertFalse("Newly created content should have been removed.", readerMissing.exists());
assertTrue("Original content should still be there.", contentReader.exists());
// Now update the node successfully
RetryingTransactionCallback<String> successUpdateCallback =
new RetryingTransactionCallback<String>() {
public String execute() throws Throwable {
ContentWriter writer =
contentService.getWriter(contentNodeRef, ContentModel.PROP_CONTENT, true);
writer.setMimetype(MimetypeMap.MIMETYPE_TEXT_PLAIN);
writer.putContent("CONTENT FOR SUCCESS");
// Done
return writer.getContentUrl();
}
};
String newContentUrl =
transactionService.getRetryingTransactionHelper().doInTransaction(successUpdateCallback);
// Make sure that the new content is there
// The original content was disposed of
ContentReader contentReaderNew = contentService.getRawReader(newContentUrl);
assertTrue("Newly created content should be present.", contentReaderNew.exists());
assertFalse("Original content should have been removed.", contentReader.exists());
// Now delete the node
RetryingTransactionCallback<Object> deleteNodeCallback =
new RetryingTransactionCallback<Object>() {
public Object execute() throws Throwable {
nodeService.deleteNode(contentNodeRef);
// Done
return null;
}
};
transactionService.getRetryingTransactionHelper().doInTransaction(deleteNodeCallback);
// The new content must have disappeared
assertFalse("Newly created content should be removed.", contentReaderNew.exists());
}