/// <exception cref="Couchbase.Lite.CouchbaseLiteException"></exception>
public virtual void TestDeleteDocument()
{
Document document = database.CreateDocument();
IDictionary <string, object> properties = new Dictionary <string, object>();
properties.Put("foo", "foo");
properties.Put("bar", false);
document.PutProperties(properties);
NUnit.Framework.Assert.IsNotNull(document.GetCurrentRevision());
string docId = document.GetId();
document.Delete();
NUnit.Framework.Assert.IsTrue(document.IsDeleted());
Document fetchedDoc = database.GetExistingDocument(docId);
NUnit.Framework.Assert.IsNull(fetchedDoc);
// query all docs and make sure we don't see that document
database.GetAllDocs(new QueryOptions());
Query queryAllDocs = database.CreateAllDocumentsQuery();
QueryEnumerator queryEnumerator = queryAllDocs.Run();
for (IEnumerator <QueryRow> it = queryEnumerator; it.HasNext();)
{
QueryRow row = it.Next();
NUnit.Framework.Assert.IsFalse(row.GetDocument().GetId().Equals(docId));
}
}
public void TestDeleteDocument()
{
var document = database.CreateDocument();
var properties = new Dictionary <string, object>();
properties["foo"] = "foo";
properties["bar"] = false;
document.PutProperties(properties);
Assert.IsNotNull(document.CurrentRevision);
var docId = document.Id;
document.Delete();
Assert.IsTrue(document.Deleted);
Document fetchedDoc = database.GetExistingDocument(docId);
Assert.IsNull(fetchedDoc);
// query all docs and make sure we don't see that document
database.GetAllDocs(new QueryOptions());
Query queryAllDocs = database.CreateAllDocumentsQuery();
QueryEnumerator queryEnumerator = queryAllDocs.Run();
for (IEnumerator <QueryRow> it = queryEnumerator; it.MoveNext();)
{
QueryRow row = it.Current;
Assert.IsFalse(row.Document.Id.Equals(docId));
}
}
public override bool Equals(object @object)
{
if (@object == this)
{
return(true);
}
if (!(@object is Couchbase.Lite.QueryRow))
{
return(false);
}
Couchbase.Lite.QueryRow other = (Couchbase.Lite.QueryRow)@object;
bool documentPropertiesEqual = Utils.IsEqual(documentProperties, other.GetDocumentProperties
());
if (database == other.database && Utils.IsEqual(key, other.GetKey()) && Utils.IsEqual
(sourceDocumentId, other.GetSourceDocumentId()) && documentPropertiesEqual)
{
// If values were emitted, compare them. Otherwise we have nothing to go on so check
// if _anything_ about the doc has changed (i.e. the sequences are different.)
if (value != null || other.GetValue() != null)
{
return(value.Equals(other.GetValue()));
}
else
{
return(sequence == other.sequence);
}
}
return(false);
}
/// <exception cref="Couchbase.Lite.CouchbaseLiteException"></exception>
internal IList <QueryRow> ReducedQuery(Cursor cursor, Boolean group, Int32 groupLevel)
{
IList <object> keysToReduce = null;
IList <object> valuesToReduce = null;
object lastKey = null;
var reduce = Reduce;
// FIXME: If reduce is null, then so are keysToReduce and ValuesToReduce, which can throw an NRE below.
if (reduce != null)
{
keysToReduce = new AList <Object>(ReduceBatchSize);
valuesToReduce = new AList <Object>(ReduceBatchSize);
}
var rows = new AList <QueryRow>();
cursor.MoveToNext();
while (!cursor.IsAfterLast())
{
var keyData = FromJSON(cursor.GetBlob(0));
var value = FromJSON(cursor.GetBlob(1));
System.Diagnostics.Debug.Assert((keyData != null));
if (group && !GroupTogether(keyData, lastKey, groupLevel))
{
if (lastKey != null)
{
// This pair starts a new group, so reduce & record the last one:
var reduced = (reduce != null) ? reduce(keysToReduce, valuesToReduce, false) : null;
var key = GroupKey(lastKey, groupLevel);
var row = new QueryRow(null, 0, key, reduced, null);
row.Database = Database;
rows.AddItem(row); // NOTE.ZJG: Change to `yield return row` to convert to a generator.
keysToReduce.Clear();
valuesToReduce.Clear();
}
lastKey = keyData;
}
keysToReduce.AddItem(keyData);
valuesToReduce.AddItem(value);
cursor.MoveToNext();
}
// NOTE.ZJG: Need to handle grouping differently if switching this to a generator.
if (keysToReduce.Count > 0)
{
// Finish the last group (or the entire list, if no grouping):
var key = group ? GroupKey(lastKey, groupLevel) : null;
var reduced = (reduce != null) ? reduce(keysToReduce, valuesToReduce, false) : null;
var row = new QueryRow(null, 0, key, reduced, null);
row.Database = Database;
rows.AddItem(row);
}
return(rows);
}
/// <summary>https://github.com/couchbase/couchbase-lite-android/issues/134</summary>
/// <exception cref="Couchbase.Lite.CouchbaseLiteException"></exception>
/// <exception cref="System.IO.IOException"></exception>
public virtual void TestGetAttachmentBodyUsingPrefetch()
{
// add a doc with an attachment
Document doc = database.CreateDocument();
UnsavedRevision rev = doc.CreateRevision();
IDictionary <string, object> properties = new Dictionary <string, object>();
properties["foo"] = "bar";
rev.SetUserProperties(properties);
byte[] attachBodyBytes = Sharpen.Runtime.GetBytesForString("attach body");
Attachment attachment = new Attachment(new ByteArrayInputStream(attachBodyBytes),
"text/plain");
string attachmentName = "test_attachment.txt";
rev.AddAttachment(attachment, attachmentName);
rev.Save();
// do query that finds that doc with prefetch
View view = database.GetView("aview");
view.SetMapReduce((IDictionary <string, object> document, EmitDelegate emitter) =>
{
string id = (string)document["_id"];
emitter.Emit(id, null);
}, null, "1");
// try to get the attachment
Query query = view.CreateQuery();
query.Prefetch = true;
QueryEnumerator results = query.Run();
while (results.MoveNext())
{
QueryRow row = results.Current;
// This returns the revision just fine, but the sequence number
// is set to 0.
SavedRevision revision = row.Document.CurrentRevision;
IList <string> attachments = revision.AttachmentNames;
// This returns an Attachment object which looks ok, except again
// its sequence number is 0. The metadata property knows about
// the length and mime type of the attachment. It also says
// "stub" -> "true".
Attachment attachmentRetrieved = revision.GetAttachment(attachmentName);
// This throws a CouchbaseLiteException with StatusCode.NOT_FOUND.
InputStream @is = attachmentRetrieved.GetContent();
NUnit.Framework.Assert.IsNotNull(@is);
byte[] attachmentDataRetrieved = TextUtils.Read(@is);
string attachmentDataRetrievedString = Sharpen.Runtime.GetStringForBytes(attachmentDataRetrieved
);
string attachBodyString = Sharpen.Runtime.GetStringForBytes(attachBodyBytes);
NUnit.Framework.Assert.AreEqual(attachBodyString, attachmentDataRetrievedString);
}
}
internal IList <QueryRow> ReducedQuery(Cursor cursor, bool group, int groupLevel)
{
IList <object> keysToReduce = null;
IList <object> valuesToReduce = null;
object lastKey = null;
if (GetReduce() != null)
{
keysToReduce = new AList <object>(ReduceBatchSize);
valuesToReduce = new AList <object>(ReduceBatchSize);
}
IList <QueryRow> rows = new AList <QueryRow>();
cursor.MoveToNext();
while (!cursor.IsAfterLast())
{
JsonDocument keyDoc = new JsonDocument(cursor.GetBlob(0));
JsonDocument valueDoc = new JsonDocument(cursor.GetBlob(1));
System.Diagnostics.Debug.Assert((keyDoc != null));
object keyObject = keyDoc.JsonObject();
if (group && !GroupTogether(keyObject, lastKey, groupLevel))
{
if (lastKey != null)
{
// This pair starts a new group, so reduce & record the last one:
object reduced = (reduceBlock != null) ? reduceBlock.Reduce(keysToReduce, valuesToReduce
, false) : null;
object key = GroupKey(lastKey, groupLevel);
QueryRow row = new QueryRow(null, 0, key, reduced, null);
row.SetDatabase(database);
rows.AddItem(row);
keysToReduce.Clear();
valuesToReduce.Clear();
}
lastKey = keyObject;
}
keysToReduce.AddItem(keyObject);
valuesToReduce.AddItem(valueDoc.JsonObject());
cursor.MoveToNext();
}
if (keysToReduce.Count > 0)
{
// Finish the last group (or the entire list, if no grouping):
object key = group ? GroupKey(lastKey, groupLevel) : null;
object reduced = (reduceBlock != null) ? reduceBlock.Reduce(keysToReduce, valuesToReduce
, false) : null;
QueryRow row = new QueryRow(null, 0, key, reduced, null);
row.SetDatabase(database);
rows.AddItem(row);
}
return(rows);
}
internal void LoadCurrentRevisionFrom(QueryRow row)
{
if (row.GetDocumentRevisionId() == null)
{
return;
}
string revId = row.GetDocumentRevisionId();
if (currentRevision == null || RevIdGreaterThanCurrent(revId))
{
IDictionary <string, object> properties = row.GetDocumentProperties();
if (properties != null)
{
RevisionInternal rev = new RevisionInternal(properties, row.GetDatabase());
currentRevision = new SavedRevision(this, rev);
}
}
}
internal void LoadCurrentRevisionFrom(QueryRow row)
{
if (row.DocumentRevisionId == null)
{
return;
}
var revId = row.DocumentRevisionId;
if (currentRevision == null || RevIdGreaterThanCurrent(revId))
{
var properties = row.DocumentProperties;
if (properties != null)
{
var rev = new RevisionInternal(properties, row.Database);
currentRevision = new SavedRevision(this, rev);
}
}
}
/// <exception cref="Couchbase.Lite.CouchbaseLiteException"></exception>
public virtual void TestViewLinkedDocs()
{
PutLinkedDocs(database);
View view = database.GetView("linked");
view.SetMapReduce(new _Mapper_1079(), null, "1");
view.UpdateIndex();
QueryOptions options = new QueryOptions();
options.SetIncludeDocs(true);
// required for linked documents
IList <QueryRow> rows = view.QueryWithOptions(options);
NUnit.Framework.Assert.IsNotNull(rows);
NUnit.Framework.Assert.AreEqual(5, rows.Count);
object[][] expected = new object[][] { new object[] { "22222", "hello", 0, null,
"22222" }, new object[] { "22222", "hello", 1, "11111", "11111" }, new object[]
{ "33333", "world", 0, null, "33333" }, new object[] { "33333", "world", 1, "22222"
, "22222" }, new object[] { "33333", "world", 2, "11111", "11111" } };
for (int i = 0; i < rows.Count; i++)
{
QueryRow row = rows[i];
IDictionary <string, object> rowAsJson = row.AsJSONDictionary();
Log.D(Tag, string.Empty + rowAsJson);
IList <object> key = (IList <object>)rowAsJson["key"];
IDictionary <string, object> doc = (IDictionary <string, object>)rowAsJson.Get("doc"
);
string id = (string)rowAsJson["id"];
NUnit.Framework.Assert.AreEqual(expected[i][0], id);
NUnit.Framework.Assert.AreEqual(2, key.Count);
NUnit.Framework.Assert.AreEqual(expected[i][1], key[0]);
NUnit.Framework.Assert.AreEqual(expected[i][2], key[1]);
if (expected[i][3] == null)
{
NUnit.Framework.Assert.IsNull(row.GetValue());
}
else
{
NUnit.Framework.Assert.AreEqual(expected[i][3], ((IDictionary <string, object>)row
.GetValue())["_id"]);
}
NUnit.Framework.Assert.AreEqual(expected[i][4], doc["_id"]);
}
}
internal void LoadCurrentRevisionFrom(QueryRow row)
{
if (row.DocRevID == null)
{
return;
}
var revId = row.DocRevID;
if (currentRevision == null || revId.CompareTo(CurrentRevisionId.AsRevID()) > 0)
{
ForgetCurrentRevision();
var rev = row.DocumentRevision;
if (rev != null)
{
currentRevision = new SavedRevision(this, rev);
_currentRevisionKnown = true;
}
}
}
public IList <QueryRow> QueryWithOptions(QueryOptions options)
{
if (options == null)
{
options = new QueryOptions();
}
Cursor cursor = null;
IList <QueryRow> rows = new AList <QueryRow>();
try
{
cursor = ResultSetWithOptions(options);
int groupLevel = options.GetGroupLevel();
bool group = options.IsGroup() || (groupLevel > 0);
bool reduce = options.IsReduce() || group;
if (reduce && (reduceBlock == null) && !group)
{
Log.W(Log.TagView, "Cannot use reduce option in view %s which has no reduce block defined"
, name);
throw new CouchbaseLiteException(new Status(Status.BadRequest));
}
if (reduce || group)
{
// Reduced or grouped query:
rows = ReducedQuery(cursor, group, groupLevel);
}
else
{
// regular query
cursor.MoveToNext();
while (!cursor.IsAfterLast())
{
JsonDocument keyDoc = new JsonDocument(cursor.GetBlob(0));
JsonDocument valueDoc = new JsonDocument(cursor.GetBlob(1));
string docId = cursor.GetString(2);
int sequence = Sharpen.Extensions.ValueOf(cursor.GetString(3));
IDictionary <string, object> docContents = null;
if (options.IsIncludeDocs())
{
object valueObject = valueDoc.JsonObject();
// http://wiki.apache.org/couchdb/Introduction_to_CouchDB_views#Linked_documents
if (valueObject is IDictionary && ((IDictionary)valueObject).ContainsKey("_id"))
{
string linkedDocId = (string)((IDictionary)valueObject).Get("_id");
RevisionInternal linkedDoc = database.GetDocumentWithIDAndRev(linkedDocId, null,
EnumSet.NoneOf <Database.TDContentOptions>());
docContents = linkedDoc.GetProperties();
}
else
{
docContents = database.DocumentPropertiesFromJSON(cursor.GetBlob(5), docId, cursor
.GetString(4), false, cursor.GetLong(3), options.GetContentOptions());
}
}
QueryRow row = new QueryRow(docId, sequence, keyDoc.JsonObject(), valueDoc.JsonObject
(), docContents);
row.SetDatabase(database);
rows.AddItem(row);
cursor.MoveToNext();
}
}
}
catch (SQLException e)
{
string errMsg = string.Format("Error querying view: %s", this);
Log.E(Log.TagView, errMsg, e);
throw new CouchbaseLiteException(errMsg, e, new Status(Status.DbError));
}
finally
{
if (cursor != null)
{
cursor.Close();
}
}
return(rows);
}
public IDictionary<string, object> GetAllDocs(QueryOptions options)
{
IDictionary<string, object> result = new Dictionary<string, object>();
IList<QueryRow> rows = new AList<QueryRow>();
if (options == null)
{
options = new QueryOptions();
}
bool includeDeletedDocs = (options.GetAllDocsMode() == Query.AllDocsMode.IncludeDeleted
);
long updateSeq = 0;
if (options.IsUpdateSeq())
{
updateSeq = GetLastSequenceNumber();
}
// TODO: needs to be atomic with the following SELECT
StringBuilder sql = new StringBuilder("SELECT revs.doc_id, docid, revid, sequence"
);
if (options.IsIncludeDocs())
{
sql.Append(", json");
}
if (includeDeletedDocs)
{
sql.Append(", deleted");
}
sql.Append(" FROM revs, docs WHERE");
if (options.GetKeys() != null)
{
if (options.GetKeys().Count == 0)
{
return result;
}
string commaSeperatedIds = JoinQuotedObjects(options.GetKeys());
sql.Append(string.Format(" revs.doc_id IN (SELECT doc_id FROM docs WHERE docid IN (%s)) AND"
, commaSeperatedIds));
}
sql.Append(" docs.doc_id = revs.doc_id AND current=1");
if (!includeDeletedDocs)
{
sql.Append(" AND deleted=0");
}
IList<string> args = new AList<string>();
object minKey = options.GetStartKey();
object maxKey = options.GetEndKey();
bool inclusiveMin = true;
bool inclusiveMax = options.IsInclusiveEnd();
if (options.IsDescending())
{
minKey = maxKey;
maxKey = options.GetStartKey();
inclusiveMin = inclusiveMax;
inclusiveMax = true;
}
if (minKey != null)
{
System.Diagnostics.Debug.Assert((minKey is string));
sql.Append((inclusiveMin ? " AND docid >= ?" : " AND docid > ?"));
args.AddItem((string)minKey);
}
if (maxKey != null)
{
System.Diagnostics.Debug.Assert((maxKey is string));
sql.Append((inclusiveMax ? " AND docid <= ?" : " AND docid < ?"));
args.AddItem((string)maxKey);
}
sql.Append(string.Format(" ORDER BY docid %s, %s revid DESC LIMIT ? OFFSET ?", (options
.IsDescending() ? "DESC" : "ASC"), (includeDeletedDocs ? "deleted ASC," : string.Empty
)));
args.AddItem(Sharpen.Extensions.ToString(options.GetLimit()));
args.AddItem(Sharpen.Extensions.ToString(options.GetSkip()));
Cursor cursor = null;
IDictionary<string, QueryRow> docs = new Dictionary<string, QueryRow>();
try
{
cursor = database.RawQuery(sql.ToString(), Sharpen.Collections.ToArray(args, new
string[args.Count]));
bool keepGoing = cursor.MoveToNext();
while (keepGoing)
{
long docNumericID = cursor.GetLong(0);
string docId = cursor.GetString(1);
string revId = cursor.GetString(2);
long sequenceNumber = cursor.GetLong(3);
bool deleted = includeDeletedDocs && cursor.GetInt(GetDeletedColumnIndex(options)
) > 0;
IDictionary<string, object> docContents = null;
if (options.IsIncludeDocs())
{
byte[] json = cursor.GetBlob(4);
docContents = DocumentPropertiesFromJSON(json, docId, revId, deleted, sequenceNumber
, options.GetContentOptions());
}
// Iterate over following rows with the same doc_id -- these are conflicts.
// Skip them, but collect their revIDs if the 'conflicts' option is set:
IList<string> conflicts = new AList<string>();
while (((keepGoing = cursor.MoveToNext()) == true) && cursor.GetLong(0) == docNumericID
)
{
if (options.GetAllDocsMode() == Query.AllDocsMode.ShowConflicts || options.GetAllDocsMode
() == Query.AllDocsMode.OnlyConflicts)
{
if (conflicts.IsEmpty())
{
conflicts.AddItem(revId);
}
conflicts.AddItem(cursor.GetString(2));
}
}
if (options.GetAllDocsMode() == Query.AllDocsMode.OnlyConflicts && conflicts.IsEmpty
())
{
continue;
}
IDictionary<string, object> value = new Dictionary<string, object>();
value.Put("rev", revId);
value.Put("_conflicts", conflicts);
if (includeDeletedDocs)
{
value.Put("deleted", (deleted ? true : null));
}
QueryRow change = new QueryRow(docId, sequenceNumber, docId, value, docContents);
change.SetDatabase(this);
if (options.GetKeys() != null)
{
docs.Put(docId, change);
}
else
{
rows.AddItem(change);
}
}
if (options.GetKeys() != null)
{
foreach (object docIdObject in options.GetKeys())
{
if (docIdObject is string)
{
string docId = (string)docIdObject;
QueryRow change = docs.Get(docId);
if (change == null)
{
IDictionary<string, object> value = new Dictionary<string, object>();
long docNumericID = GetDocNumericID(docId);
if (docNumericID > 0)
{
bool deleted;
IList<bool> outIsDeleted = new AList<bool>();
IList<bool> outIsConflict = new AList<bool>();
string revId = WinningRevIDOfDoc(docNumericID, outIsDeleted, outIsConflict);
if (outIsDeleted.Count > 0)
{
deleted = true;
}
if (revId != null)
{
value.Put("rev", revId);
value.Put("deleted", true);
}
}
change = new QueryRow((value != null ? docId : null), 0, docId, value, null);
change.SetDatabase(this);
}
rows.AddItem(change);
}
}
}
}
catch (SQLException e)
{
Log.E(Database.Tag, "Error getting all docs", e);
throw new CouchbaseLiteException("Error getting all docs", e, new Status(Status.InternalServerError
));
}
finally
{
if (cursor != null)
{
cursor.Close();
}
}
result.Put("rows", rows);
result.Put("total_rows", rows.Count);
result.Put("offset", options.GetSkip());
if (updateSeq != 0)
{
result.Put("update_seq", updateSeq);
}
return result;
}
internal IList<QueryRow> ReducedQuery(Cursor cursor, bool group, int groupLevel)
{
IList<object> keysToReduce = null;
IList<object> valuesToReduce = null;
object lastKey = null;
if (GetReduce() != null)
{
keysToReduce = new AList<object>(ReduceBatchSize);
valuesToReduce = new AList<object>(ReduceBatchSize);
}
IList<QueryRow> rows = new AList<QueryRow>();
cursor.MoveToNext();
while (!cursor.IsAfterLast())
{
JsonDocument keyDoc = new JsonDocument(cursor.GetBlob(0));
JsonDocument valueDoc = new JsonDocument(cursor.GetBlob(1));
System.Diagnostics.Debug.Assert((keyDoc != null));
object keyObject = keyDoc.JsonObject();
if (group && !GroupTogether(keyObject, lastKey, groupLevel))
{
if (lastKey != null)
{
// This pair starts a new group, so reduce & record the last one:
object reduced = (reduceBlock != null) ? reduceBlock.Reduce(keysToReduce, valuesToReduce
, false) : null;
object key = GroupKey(lastKey, groupLevel);
QueryRow row = new QueryRow(null, 0, key, reduced, null);
row.SetDatabase(database);
rows.AddItem(row);
keysToReduce.Clear();
valuesToReduce.Clear();
}
lastKey = keyObject;
}
keysToReduce.AddItem(keyObject);
valuesToReduce.AddItem(valueDoc.JsonObject());
cursor.MoveToNext();
}
if (keysToReduce.Count > 0)
{
// Finish the last group (or the entire list, if no grouping):
object key = group ? GroupKey(lastKey, groupLevel) : null;
object reduced = (reduceBlock != null) ? reduceBlock.Reduce(keysToReduce, valuesToReduce
, false) : null;
QueryRow row = new QueryRow(null, 0, key, reduced, null);
row.SetDatabase(database);
rows.AddItem(row);
}
return rows;
}
public void TestAllDocsQuery()
{
var docs = PutDocs(database);
var expectedRow = new AList<QueryRow>();
foreach (RevisionInternal rev in docs)
{
var value = new Dictionary<string, object>();
value.Put("rev", rev.GetRevId());
value.Put("_conflicts", new AList<string>());
var queryRow = new QueryRow(rev.GetDocId(), 0, rev.GetDocId(), value, null);
queryRow.Database = database;
expectedRow.AddItem(queryRow);
}
var options = new QueryOptions();
var allDocs = database.GetAllDocs(options);
var expectedRows = new AList<QueryRow>();
expectedRows.AddItem(expectedRow[2]);
expectedRows.AddItem(expectedRow[0]);
expectedRows.AddItem(expectedRow[3]);
expectedRows.AddItem(expectedRow[1]);
expectedRows.AddItem(expectedRow[4]);
var expectedQueryResult = CreateExpectedQueryResult(expectedRows, 0);
//CollectionAssert.AreEqual(expectedQueryResult, allDocs);
AssertPropertiesAreEqual(expectedQueryResult, allDocs);
// Start/end key query:
options = new QueryOptions();
options.SetStartKey("2");
options.SetEndKey("44444");
allDocs = database.GetAllDocs(options);
expectedRows = new AList<QueryRow>();
expectedRows.AddItem(expectedRow[0]);
expectedRows.AddItem(expectedRow[3]);
expectedRows.AddItem(expectedRow[1]);
expectedQueryResult = CreateExpectedQueryResult(expectedRows, 0);
Assert.AreEqual(expectedQueryResult.Select(kvp => kvp.Key).OrderBy(k => k), allDocs.Select(kvp => kvp.Key).OrderBy(k => k));
// Start/end query without inclusive end:
options.SetInclusiveEnd(false);
allDocs = database.GetAllDocs(options);
expectedRows = new AList<QueryRow>();
expectedRows.AddItem(expectedRow[0]);
expectedRows.AddItem(expectedRow[3]);
expectedQueryResult = CreateExpectedQueryResult(expectedRows, 0);
Assert.AreEqual(expectedQueryResult.Select(kvp => kvp.Key).OrderBy(k => k), allDocs.Select(kvp => kvp.Key).OrderBy(k => k));
// Get all documents: with default QueryOptions
options = new QueryOptions();
allDocs = database.GetAllDocs(options);
expectedRows = new AList<QueryRow>();
expectedRows.AddItem(expectedRow[2]);
expectedRows.AddItem(expectedRow[0]);
expectedRows.AddItem(expectedRow[3]);
expectedRows.AddItem(expectedRow[1]);
expectedRows.AddItem(expectedRow[4]);
expectedQueryResult = CreateExpectedQueryResult(expectedRows, 0);
Assert.AreEqual(expectedQueryResult.Select(kvp => kvp.Key).OrderBy(k => k), allDocs.Select(kvp => kvp.Key).OrderBy(k => k));
// Get specific documents:
options = new QueryOptions();
IList<object> docIds = new AList<object>();
QueryRow expected2 = expectedRow[2];
docIds.AddItem(expected2.Document.Id);
options.SetKeys(docIds);
allDocs = database.GetAllDocs(options);
expectedRows = new AList<QueryRow>();
expectedRows.AddItem(expected2);
expectedQueryResult = CreateExpectedQueryResult(expectedRows, 0);
Assert.AreEqual(expectedQueryResult.Select(kvp => kvp.Key).OrderBy(k => k), allDocs.Select(kvp => kvp.Key).OrderBy(k => k));
}
public void TestAllDocsQuery()
{
var docs = PutDocs(database);
var expectedRow = new List <QueryRow>();
foreach (RevisionInternal rev in docs)
{
var value = new Dictionary <string, object>();
value.Put("rev", rev.GetRevId());
value.Put("_conflicts", new List <string>());
var queryRow = new QueryRow(rev.GetDocId(), 0, rev.GetDocId(), value, null);
queryRow.Database = database;
expectedRow.AddItem(queryRow);
}
var options = new QueryOptions();
var allDocs = database.GetAllDocs(options);
var expectedRows = new List <QueryRow>();
expectedRows.AddItem(expectedRow[2]);
expectedRows.AddItem(expectedRow[0]);
expectedRows.AddItem(expectedRow[3]);
expectedRows.AddItem(expectedRow[1]);
expectedRows.AddItem(expectedRow[4]);
var expectedQueryResult = CreateExpectedQueryResult(expectedRows, 0);
//CollectionAssert.AreEqual(expectedQueryResult, allDocs);
AssertPropertiesAreEqual(expectedQueryResult, allDocs);
// Start/end key query:
options = new QueryOptions();
options.SetStartKey("2");
options.SetEndKey("44444");
allDocs = database.GetAllDocs(options);
expectedRows = new List <QueryRow>();
expectedRows.AddItem(expectedRow[0]);
expectedRows.AddItem(expectedRow[3]);
expectedRows.AddItem(expectedRow[1]);
expectedQueryResult = CreateExpectedQueryResult(expectedRows, 0);
Assert.AreEqual(expectedQueryResult.Select(kvp => kvp.Key).OrderBy(k => k), allDocs.Select(kvp => kvp.Key).OrderBy(k => k));
// Start/end query without inclusive end:
options.SetInclusiveEnd(false);
allDocs = database.GetAllDocs(options);
expectedRows = new List <QueryRow>();
expectedRows.AddItem(expectedRow[0]);
expectedRows.AddItem(expectedRow[3]);
expectedQueryResult = CreateExpectedQueryResult(expectedRows, 0);
Assert.AreEqual(expectedQueryResult.Select(kvp => kvp.Key).OrderBy(k => k), allDocs.Select(kvp => kvp.Key).OrderBy(k => k));
// Get all documents: with default QueryOptions
options = new QueryOptions();
allDocs = database.GetAllDocs(options);
expectedRows = new List <QueryRow>();
expectedRows.AddItem(expectedRow[2]);
expectedRows.AddItem(expectedRow[0]);
expectedRows.AddItem(expectedRow[3]);
expectedRows.AddItem(expectedRow[1]);
expectedRows.AddItem(expectedRow[4]);
expectedQueryResult = CreateExpectedQueryResult(expectedRows, 0);
Assert.AreEqual(expectedQueryResult.Select(kvp => kvp.Key).OrderBy(k => k), allDocs.Select(kvp => kvp.Key).OrderBy(k => k));
// Get specific documents:
options = new QueryOptions();
IList <object> docIds = new List <object>();
QueryRow expected2 = expectedRow[2];
docIds.AddItem(expected2.Document.Id);
options.SetKeys(docIds);
allDocs = database.GetAllDocs(options);
expectedRows = new List <QueryRow>();
expectedRows.AddItem(expected2);
expectedQueryResult = CreateExpectedQueryResult(expectedRows, 0);
Assert.AreEqual(expectedQueryResult.Select(kvp => kvp.Key).OrderBy(k => k), allDocs.Select(kvp => kvp.Key).OrderBy(k => k));
}
/// <exception cref="Couchbase.Lite.CouchbaseLiteException"></exception>
public virtual void TestAllDocsQuery()
{
IList<RevisionInternal> docs = PutDocs(database);
IList<QueryRow> expectedRow = new AList<QueryRow>();
foreach (RevisionInternal rev in docs)
{
IDictionary<string, object> value = new Dictionary<string, object>();
value.Put("rev", rev.GetRevId());
value.Put("_conflicts", new AList<string>());
QueryRow queryRow = new QueryRow(rev.GetDocId(), 0, rev.GetDocId(), value, null);
queryRow.SetDatabase(database);
expectedRow.AddItem(queryRow);
}
QueryOptions options = new QueryOptions();
IDictionary<string, object> allDocs = database.GetAllDocs(options);
IList<QueryRow> expectedRows = new AList<QueryRow>();
expectedRows.AddItem(expectedRow[2]);
expectedRows.AddItem(expectedRow[0]);
expectedRows.AddItem(expectedRow[3]);
expectedRows.AddItem(expectedRow[1]);
expectedRows.AddItem(expectedRow[4]);
IDictionary<string, object> expectedQueryResult = CreateExpectedQueryResult(expectedRows
, 0);
NUnit.Framework.Assert.AreEqual(expectedQueryResult, allDocs);
// Start/end key query:
options = new QueryOptions();
options.SetStartKey("2");
options.SetEndKey("44444");
allDocs = database.GetAllDocs(options);
expectedRows = new AList<QueryRow>();
expectedRows.AddItem(expectedRow[0]);
expectedRows.AddItem(expectedRow[3]);
expectedRows.AddItem(expectedRow[1]);
expectedQueryResult = CreateExpectedQueryResult(expectedRows, 0);
NUnit.Framework.Assert.AreEqual(expectedQueryResult, allDocs);
// Start/end query without inclusive end:
options.SetInclusiveEnd(false);
allDocs = database.GetAllDocs(options);
expectedRows = new AList<QueryRow>();
expectedRows.AddItem(expectedRow[0]);
expectedRows.AddItem(expectedRow[3]);
expectedQueryResult = CreateExpectedQueryResult(expectedRows, 0);
NUnit.Framework.Assert.AreEqual(expectedQueryResult, allDocs);
// Get all documents: with default QueryOptions
options = new QueryOptions();
allDocs = database.GetAllDocs(options);
expectedRows = new AList<QueryRow>();
expectedRows.AddItem(expectedRow[2]);
expectedRows.AddItem(expectedRow[0]);
expectedRows.AddItem(expectedRow[3]);
expectedRows.AddItem(expectedRow[1]);
expectedRows.AddItem(expectedRow[4]);
expectedQueryResult = CreateExpectedQueryResult(expectedRows, 0);
NUnit.Framework.Assert.AreEqual(expectedQueryResult, allDocs);
// Get specific documents:
options = new QueryOptions();
IList<object> docIds = new AList<object>();
QueryRow expected2 = expectedRow[2];
docIds.AddItem(expected2.GetDocument().GetId());
options.SetKeys(docIds);
allDocs = database.GetAllDocs(options);
expectedRows = new AList<QueryRow>();
expectedRows.AddItem(expected2);
expectedQueryResult = CreateExpectedQueryResult(expectedRows, 0);
NUnit.Framework.Assert.AreEqual(expectedQueryResult, allDocs);
}
public override void WillUseCell (CouchbaseTableSource source, UITableViewCell cell, QueryRow row)
{
if (backgroundColor == null) {
var image = UIImage.FromBundle ("item_background");
backgroundColor = UIColor.FromPatternImage (image);
}
cell.BackgroundColor = backgroundColor;
cell.SelectionStyle = UITableViewCellSelectionStyle.Gray;
cell.TextLabel.Font = UIFont.FromName ("Helvetica", 18f);
cell.TextLabel.BackgroundColor = UIColor.Clear;
var props = (IDictionary<string, object>)row.Value;
var isChecked = (bool)props[RootViewController.CheckboxPropertyName];
// props.TryGetValue (RootViewController.CheckboxPropertyName, out isChecked);
cell.TextLabel.TextColor = (bool)isChecked ? UIColor.Gray : UIColor.Black;
cell.ImageView.Image = UIImage.FromBundle ((bool)isChecked
? "list_area___checkbox___checked"
: "list_area___checkbox___unchecked");
}
/// <exception cref="Couchbase.Lite.CouchbaseLiteException"></exception>
public virtual void TestViewLinkedDocs()
{
PutLinkedDocs(database);
View view = database.GetView("linked");
view.SetMapReduce((document, emitter) =>
{
if (document.ContainsKey("value"))
{
emitter(new object[] { document["value"], 0 }, null);
}
if (document.ContainsKey("ancestors"))
{
IList <object> ancestors = (IList <object>)document["ancestors"];
for (int i = 0; i < ancestors.Count; i++)
{
IDictionary <string, object> value = new Dictionary <string, object>();
value["_id"] = ancestors[i];
emitter(new object[] { document["value"], i + 1 }, value);
}
}
}, null, "1.0");
view.UpdateIndex();
QueryOptions options = new QueryOptions();
options.SetIncludeDocs(true);
// required for linked documents
IList <QueryRow> rows = view.QueryWithOptions(options).ToList();
Assert.IsNotNull(rows);
Assert.AreEqual(5, rows.Count);
object[][] expected = new object[][] {
new object[] { "22222", "hello", 0, null, "22222" },
new object[] { "22222", "hello", 1, "11111", "11111" },
new object[] { "33333", "world", 0, null, "33333" },
new object[] { "33333", "world", 1, "22222", "22222" },
new object[] { "33333", "world", 2, "11111", "11111" }
};
for (int i = 0; i < rows.Count; i++)
{
QueryRow row = rows[i];
IDictionary <string, object> rowAsJson = row.AsJSONDictionary();
Log.D(Tag, string.Empty + rowAsJson);
IList <object> key = (IList <object>)rowAsJson["key"];
IDictionary <string, object> doc = (IDictionary <string, object>)rowAsJson.Get("doc"
);
string id = (string)rowAsJson["id"];
Assert.AreEqual(expected[i][0], id);
Assert.AreEqual(2, key.Count);
Assert.AreEqual(expected[i][1], key[0]);
Assert.AreEqual(expected[i][2], key[1]);
if (expected[i][3] == null)
{
Assert.IsNull(row.Value);
}
else
{
Assert.AreEqual(expected[i][3], ((IDictionary <string, object>)row.Value)["_id"]);
}
Assert.AreEqual(expected[i][4], doc["_id"]);
}
}
/// <summary>
/// Constructor.
/// </summary>
/// <param name="row">The wrapped row.</param>
internal EntityQueryRow(QueryRow row)
{
Covenant.Requires <ArgumentNullException>(row != null);
Base = row;
}
/// <summary>Queries the view.</summary>
/// <remarks>Queries the view. Does NOT first update the index.</remarks>
/// <param name="options">The options to use.</param>
/// <returns>An array of QueryRow objects.</returns>
/// <exception cref="Couchbase.Lite.CouchbaseLiteException"></exception>
internal IEnumerable<QueryRow> QueryWithOptions(QueryOptions options)
{
if (options == null)
options = new QueryOptions();
Cursor cursor = null;
IList<QueryRow> rows = new AList<QueryRow>();
try
{
cursor = ResultSetWithOptions(options);
int groupLevel = options.GetGroupLevel();
var group = options.IsGroup() || (groupLevel > 0);
var reduce = options.IsReduce() || group;
var reduceBlock = Reduce;
if (reduce && (reduceBlock == null) && !group)
{
var msg = "Cannot use reduce option in view " + Name + " which has no reduce block defined";
Log.W(Database.Tag, msg);
throw new CouchbaseLiteException(StatusCode.BadRequest);
}
if (reduce || group)
{
// Reduced or grouped query:
rows = ReducedQuery(cursor, group, groupLevel);
}
else
{
// regular query
cursor.MoveToNext();
while (!cursor.IsAfterLast())
{
var keyData = FromJSON(cursor.GetBlob(0));
// TODO: delay parsing this for increased efficiency
var value = FromJSON(cursor.GetBlob(1));
// TODO: ditto
var docId = cursor.GetString(2);
var sequenceLong = cursor.GetLong(3);
var sequence = Convert.ToInt32(sequenceLong);
IDictionary<string, object> docContents = null;
if (options.IsIncludeDocs())
{
// http://wiki.apache.org/couchdb/Introduction_to_CouchDB_views#Linked_documents
if (value is IDictionary<string,object> && ((IDictionary<string,object>)value).ContainsKey("_id"))
{
string linkedDocId = (string)((IDictionary<string,object>)value).Get("_id");
RevisionInternal linkedDoc = Database.GetDocumentWithIDAndRev(linkedDocId, null,
EnumSet.NoneOf<TDContentOptions>());
docContents = linkedDoc.GetProperties();
}
else
{
var revId = cursor.GetString(4);
docContents = Database.DocumentPropertiesFromJSON(cursor.GetBlob(5), docId, revId, false, sequenceLong, options.GetContentOptions());
}
}
var row = new QueryRow(docId, sequence, keyData, value, docContents);
row.Database = Database;
rows.AddItem<QueryRow>(row); // NOTE.ZJG: Change to `yield return row` to convert to a generator.
cursor.MoveToNext();
}
}
}
catch (SQLException e)
{
var errMsg = string.Format("Error querying view: {0}", this);
Log.E(Database.Tag, errMsg, e);
throw new CouchbaseLiteException(errMsg, e, new Status(StatusCode.DbError));
}
finally
{
if (cursor != null)
{
cursor.Close();
}
}
return rows;
}
/// <summary>Queries the view.</summary>
/// <remarks>Queries the view. Does NOT first update the index.</remarks>
/// <param name="options">The options to use.</param>
/// <returns>An array of QueryRow objects.</returns>
/// <exception cref="Couchbase.Lite.CouchbaseLiteException"></exception>
internal IEnumerable <QueryRow> QueryWithOptions(QueryOptions options)
{
if (options == null)
{
options = new QueryOptions();
}
Cursor cursor = null;
IList <QueryRow> rows = new List <QueryRow>();
try
{
cursor = ResultSetWithOptions(options);
int groupLevel = options.GetGroupLevel();
var group = options.IsGroup() || (groupLevel > 0);
var reduceBlock = Reduce;
var reduce = GroupOrReduce(options);
if (reduce && (reduceBlock == null) && !group)
{
var msg = "Cannot use reduce option in view " + Name + " which has no reduce block defined";
Log.W(Database.Tag, msg);
throw new CouchbaseLiteException(StatusCode.BadRequest);
}
if (reduce || group)
{
// Reduced or grouped query:
rows = ReducedQuery(cursor, group, groupLevel);
}
else
{
// regular query
cursor.MoveToNext();
while (!cursor.IsAfterLast())
{
var key = FromJSON(cursor.GetBlob(0));
var value = FromJSON(cursor.GetBlob(1));
var docId = cursor.GetString(2);
var sequenceLong = cursor.GetLong(3);
var sequence = Convert.ToInt32(sequenceLong);
IDictionary <string, object> docContents = null;
if (options.IsIncludeDocs())
{
// http://wiki.apache.org/couchdb/Introduction_to_CouchDB_views#Linked_documents
if (value is IDictionary <string, object> && ((IDictionary <string, object>)value).ContainsKey("_id"))
{
var linkedDocId = (string)((IDictionary <string, object>)value).Get("_id");
var linkedDoc = Database.GetDocumentWithIDAndRev(linkedDocId, null, DocumentContentOptions.None);
docContents = linkedDoc.GetProperties();
}
else
{
var revId = cursor.GetString(4);
docContents = Database.DocumentPropertiesFromJSON(cursor.GetBlob(5), docId, revId, false, sequenceLong, options.GetContentOptions());
}
}
var row = new QueryRow(docId, sequence, key, value, docContents);
row.Database = Database;
rows.AddItem <QueryRow>(row); // NOTE.ZJG: Change to `yield return row` to convert to a generator.
cursor.MoveToNext();
}
}
}
catch (SQLException e)
{
var errMsg = string.Format("Error querying view: {0}", this);
Log.E(Database.Tag, errMsg, e);
throw new CouchbaseLiteException(errMsg, e, new Status(StatusCode.DbError));
}
finally
{
if (cursor != null)
{
cursor.Close();
}
}
return(rows);
}
public IList<QueryRow> QueryWithOptions(QueryOptions options)
{
if (options == null)
{
options = new QueryOptions();
}
Cursor cursor = null;
IList<QueryRow> rows = new AList<QueryRow>();
try
{
cursor = ResultSetWithOptions(options);
int groupLevel = options.GetGroupLevel();
bool group = options.IsGroup() || (groupLevel > 0);
bool reduce = options.IsReduce() || group;
if (reduce && (reduceBlock == null) && !group)
{
Log.W(Log.TagView, "Cannot use reduce option in view %s which has no reduce block defined"
, name);
throw new CouchbaseLiteException(new Status(Status.BadRequest));
}
if (reduce || group)
{
// Reduced or grouped query:
rows = ReducedQuery(cursor, group, groupLevel);
}
else
{
// regular query
cursor.MoveToNext();
while (!cursor.IsAfterLast())
{
JsonDocument keyDoc = new JsonDocument(cursor.GetBlob(0));
JsonDocument valueDoc = new JsonDocument(cursor.GetBlob(1));
string docId = cursor.GetString(2);
int sequence = Sharpen.Extensions.ValueOf(cursor.GetString(3));
IDictionary<string, object> docContents = null;
if (options.IsIncludeDocs())
{
object valueObject = valueDoc.JsonObject();
// http://wiki.apache.org/couchdb/Introduction_to_CouchDB_views#Linked_documents
if (valueObject is IDictionary && ((IDictionary)valueObject).ContainsKey("_id"))
{
string linkedDocId = (string)((IDictionary)valueObject).Get("_id");
RevisionInternal linkedDoc = database.GetDocumentWithIDAndRev(linkedDocId, null,
EnumSet.NoneOf<Database.TDContentOptions>());
docContents = linkedDoc.GetProperties();
}
else
{
docContents = database.DocumentPropertiesFromJSON(cursor.GetBlob(5), docId, cursor
.GetString(4), false, cursor.GetLong(3), options.GetContentOptions());
}
}
QueryRow row = new QueryRow(docId, sequence, keyDoc.JsonObject(), valueDoc.JsonObject
(), docContents);
row.SetDatabase(database);
rows.AddItem(row);
cursor.MoveToNext();
}
}
}
catch (SQLException e)
{
string errMsg = string.Format("Error querying view: %s", this);
Log.E(Log.TagView, errMsg, e);
throw new CouchbaseLiteException(errMsg, e, new Status(Status.DbError));
}
finally
{
if (cursor != null)
{
cursor.Close();
}
}
return rows;
}
internal void LoadCurrentRevisionFrom(QueryRow row)
{
if (row.GetDocumentRevisionId() == null)
{
return;
}
string revId = row.GetDocumentRevisionId();
if (currentRevision == null || RevIdGreaterThanCurrent(revId))
{
IDictionary<string, object> properties = row.GetDocumentProperties();
if (properties != null)
{
RevisionInternal rev = new RevisionInternal(properties, row.GetDatabase());
currentRevision = new SavedRevision(this, rev);
}
}
}
/// <exception cref="Couchbase.Lite.CouchbaseLiteException"></exception>
public virtual void TestAllDocsQuery()
{
IList <RevisionInternal> docs = PutDocs(database);
IList <QueryRow> expectedRow = new AList <QueryRow>();
foreach (RevisionInternal rev in docs)
{
IDictionary <string, object> value = new Dictionary <string, object>();
value.Put("rev", rev.GetRevId());
value.Put("_conflicts", new AList <string>());
QueryRow queryRow = new QueryRow(rev.GetDocId(), 0, rev.GetDocId(), value, null);
queryRow.SetDatabase(database);
expectedRow.AddItem(queryRow);
}
QueryOptions options = new QueryOptions();
IDictionary <string, object> allDocs = database.GetAllDocs(options);
IList <QueryRow> expectedRows = new AList <QueryRow>();
expectedRows.AddItem(expectedRow[2]);
expectedRows.AddItem(expectedRow[0]);
expectedRows.AddItem(expectedRow[3]);
expectedRows.AddItem(expectedRow[1]);
expectedRows.AddItem(expectedRow[4]);
IDictionary <string, object> expectedQueryResult = CreateExpectedQueryResult(expectedRows
, 0);
NUnit.Framework.Assert.AreEqual(expectedQueryResult, allDocs);
// Start/end key query:
options = new QueryOptions();
options.StartKey = "2";
options.EndKey = "44444";
allDocs = database.GetAllDocs(options);
expectedRows = new AList <QueryRow>();
expectedRows.AddItem(expectedRow[0]);
expectedRows.AddItem(expectedRow[3]);
expectedRows.AddItem(expectedRow[1]);
expectedQueryResult = CreateExpectedQueryResult(expectedRows, 0);
NUnit.Framework.Assert.AreEqual(expectedQueryResult, allDocs);
// Start/end query without inclusive end:
options.SetInclusiveEnd(false);
allDocs = database.GetAllDocs(options);
expectedRows = new AList <QueryRow>();
expectedRows.AddItem(expectedRow[0]);
expectedRows.AddItem(expectedRow[3]);
expectedQueryResult = CreateExpectedQueryResult(expectedRows, 0);
NUnit.Framework.Assert.AreEqual(expectedQueryResult, allDocs);
// Get all documents: with default QueryOptions
options = new QueryOptions();
allDocs = database.GetAllDocs(options);
expectedRows = new AList <QueryRow>();
expectedRows.AddItem(expectedRow[2]);
expectedRows.AddItem(expectedRow[0]);
expectedRows.AddItem(expectedRow[3]);
expectedRows.AddItem(expectedRow[1]);
expectedRows.AddItem(expectedRow[4]);
expectedQueryResult = CreateExpectedQueryResult(expectedRows, 0);
NUnit.Framework.Assert.AreEqual(expectedQueryResult, allDocs);
// Get specific documents:
options = new QueryOptions();
IList <object> docIds = new AList <object>();
QueryRow expected2 = expectedRow[2];
docIds.AddItem(expected2.Document.Id);
options.SetKeys(docIds);
allDocs = database.GetAllDocs(options);
expectedRows = new AList <QueryRow>();
expectedRows.AddItem(expected2);
expectedQueryResult = CreateExpectedQueryResult(expectedRows, 0);
NUnit.Framework.Assert.AreEqual(expectedQueryResult, allDocs);
}
public override void UpdateFromQuery(CouchbaseTableSource source, LiveQuery query, QueryRow[] previousRows)
{
return;
}
/// <exception cref="Couchbase.Lite.CouchbaseLiteException"></exception>
internal IDictionary<String, Object> GetAllDocs(QueryOptions options)
{
var result = new Dictionary<String, Object>();
var rows = new AList<QueryRow>();
if (options == null)
options = new QueryOptions();
var includeDeletedDocs = (options.GetAllDocsMode() == AllDocsMode.IncludeDeleted);
var updateSeq = 0L;
if (options.IsUpdateSeq())
{
updateSeq = GetLastSequenceNumber();
}
// TODO: needs to be atomic with the following SELECT
var sql = new StringBuilder("SELECT revs.doc_id, docid, revid, sequence");
if (options.IsIncludeDocs())
{
sql.Append(", json");
}
if (includeDeletedDocs)
{
sql.Append(", deleted");
}
sql.Append(" FROM revs, docs WHERE");
if (options.GetKeys() != null)
{
if (options.GetKeys().Count() == 0)
{
return result;
}
var commaSeperatedIds = JoinQuotedObjects(options.GetKeys());
sql.Append(String.Format(" revs.doc_id IN (SELECT doc_id FROM docs WHERE docid IN ({0})) AND", commaSeperatedIds));
}
sql.Append(" docs.doc_id = revs.doc_id AND current=1");
if (!includeDeletedDocs)
{
sql.Append(" AND deleted=0");
}
var args = new AList<String>();
var minKey = options.GetStartKey();
var maxKey = options.GetEndKey();
var inclusiveMin = true;
var inclusiveMax = options.IsInclusiveEnd();
if (options.IsDescending())
{
minKey = maxKey;
maxKey = options.GetStartKey();
inclusiveMin = inclusiveMax;
inclusiveMax = true;
}
if (minKey != null)
{
Debug.Assert((minKey is String));
sql.Append((inclusiveMin ? " AND docid >= ?" : " AND docid > ?"));
args.AddItem((string)minKey);
}
if (maxKey != null)
{
Debug.Assert((maxKey is string));
sql.Append((inclusiveMax ? " AND docid <= ?" : " AND docid < ?"));
args.AddItem((string)maxKey);
}
sql.Append(
String.Format(" ORDER BY docid {0}, {1} revid DESC LIMIT ? OFFSET ?",
options.IsDescending() ? "DESC" : "ASC",
includeDeletedDocs ? "deleted ASC," : String.Empty
)
);
args.AddItem(options.GetLimit().ToString());
args.AddItem(options.GetSkip().ToString());
Cursor cursor = null;
var docs = new Dictionary<String, QueryRow>();
try
{
cursor = StorageEngine.RawQuery(
sql.ToString(),
CommandBehavior.SequentialAccess,
args.ToArray()
);
// cursor.MoveToNext();
var keepGoing = cursor.MoveToNext();
while (keepGoing)
{
var docNumericID = cursor.GetLong(0);
var includeDocs = options.IsIncludeDocs();
var docId = cursor.GetString(1);
var revId = cursor.GetString(2);
var sequenceNumber = cursor.GetLong(3);
byte[] json = null;
if (includeDocs)
{
json = cursor.GetBlob(4);
}
var deleted = includeDeletedDocs && cursor.GetInt(GetDeletedColumnIndex(options)) > 0;
IDictionary<String, Object> docContents = null;
if (includeDocs)
{
docContents = DocumentPropertiesFromJSON(json, docId, revId, deleted, sequenceNumber, options.GetContentOptions());
}
// Iterate over following rows with the same doc_id -- these are conflicts.
// Skip them, but collect their revIDs if the 'conflicts' option is set:
var conflicts = new List<string>();
while (((keepGoing = cursor.MoveToNext())) && cursor.GetLong(0) == docNumericID)
{
if (options.GetAllDocsMode() == AllDocsMode.ShowConflicts || options.GetAllDocsMode() == AllDocsMode.OnlyConflicts)
{
if (conflicts.IsEmpty())
{
conflicts.AddItem(revId);
}
conflicts.AddItem(cursor.GetString(2));
}
}
if (options.GetAllDocsMode() == AllDocsMode.OnlyConflicts && conflicts.IsEmpty())
{
continue;
}
var value = new Dictionary<string, object>();
value["rev"] = revId;
value["_conflicts"] = conflicts;
if (includeDeletedDocs)
{
value["deleted"] = deleted;
}
var change = new QueryRow(docId, sequenceNumber, docId, value, docContents);
change.Database = this;
if (options.GetKeys() != null)
{
docs[docId] = change;
}
else
{
rows.AddItem(change);
}
}
if (options.GetKeys() != null)
{
foreach (var docIdObject in options.GetKeys())
{
if (docIdObject is string)
{
var docId = (string)docIdObject;
var change = docs.Get(docId);
if (change == null)
{
var value = new Dictionary<string, object>();
var docNumericID = GetDocNumericID(docId);
if (docNumericID > 0)
{
bool deleted;
var outIsDeleted = new AList<bool>();
var outIsConflict = new AList<bool>();
var revId = WinningRevIDOfDoc(docNumericID, outIsDeleted, outIsConflict);
if (outIsDeleted.Count > 0)
{
deleted = true;
}
if (revId != null)
{
value["rev"] = revId;
value["deleted"] = true; // FIXME: SHould this be set the value of `deleted`?
}
}
change = new QueryRow((value != null ? docId : null), 0, docId, value, null);
change.Database = this;
}
rows.AddItem(change);
}
}
}
}
catch (SQLException e)
{
Log.E(Tag, "Error getting all docs", e);
throw new CouchbaseLiteException("Error getting all docs", e, new Status(StatusCode.InternalServerError));
}
finally
{
if (cursor != null)
cursor.Close();
}
result["rows"] = rows;
result["total_rows"] = rows.Count;
result.Put("offset", options.GetSkip());
if (updateSeq != 0)
{
result["update_seq"] = updateSeq;
}
return result;
}
public override bool DeleteRow(CouchbaseTableSource source, QueryRow row)
{
return false;
}
/// <exception cref="Couchbase.Lite.CouchbaseLiteException"></exception>
internal IList<QueryRow> ReducedQuery(Cursor cursor, Boolean group, Int32 groupLevel)
{
IList<object> keysToReduce = null;
IList<object> valuesToReduce = null;
object lastKey = null;
var reduce = Reduce;
// FIXME: If reduce is null, then so are keysToReduce and ValuesToReduce, which can throw an NRE below.
if (reduce != null)
{
keysToReduce = new AList<Object>(ReduceBatchSize);
valuesToReduce = new AList<Object>(ReduceBatchSize);
}
var rows = new AList<QueryRow>();
cursor.MoveToNext();
while (!cursor.IsAfterLast())
{
var keyData = FromJSON(cursor.GetBlob(0));
var value = FromJSON(cursor.GetBlob(1));
System.Diagnostics.Debug.Assert((keyData != null));
if (group && !GroupTogether(keyData, lastKey, groupLevel))
{
if (lastKey != null)
{
// This pair starts a new group, so reduce & record the last one:
var reduced = (reduce != null) ? reduce(keysToReduce, valuesToReduce, false) : null;
var key = GroupKey(lastKey, groupLevel);
var row = new QueryRow(null, 0, key, reduced, null);
row.Database = Database;
rows.AddItem(row); // NOTE.ZJG: Change to `yield return row` to convert to a generator.
keysToReduce.Clear();
valuesToReduce.Clear();
}
lastKey = keyData;
}
keysToReduce.AddItem(keyData);
valuesToReduce.AddItem(value);
cursor.MoveToNext();
}
// NOTE.ZJG: Need to handle grouping differently if switching this to a generator.
if (keysToReduce.Count > 0)
{
// Finish the last group (or the entire list, if no grouping):
var key = group ? GroupKey(lastKey, groupLevel) : null;
var reduced = (reduce != null) ? reduce(keysToReduce, valuesToReduce, false) : null;
var row = new QueryRow(null, 0, key, reduced, null);
row.Database = Database;
rows.AddItem(row);
}
return rows;
}
internal void LoadCurrentRevisionFrom(QueryRow row)
{
if (row.DocumentRevisionId == null)
{
return;
}
var revId = row.DocumentRevisionId;
if (currentRevision == null || RevIdGreaterThanCurrent(revId))
{
var properties = row.DocumentProperties;
if (properties != null)
{
var rev = new RevisionInternal(properties, row.Database);
currentRevision = new SavedRevision(this, rev);
}
}
}
