/// <exception cref="System.Exception"></exception>
public virtual void TestStringFragment()
{
string fragment = "01234567890";
ObjectWriter mapper = new ObjectWriter();
byte[] json = mapper.WriteValueAsBytes(fragment);
JsonDocument jsdoc = new JsonDocument(json);
NUnit.Framework.Assert.AreEqual(fragment, jsdoc.JsonObject());
}
/// <exception cref="System.Exception"></exception>
public virtual void TestJsonArray()
{
IList<object> array = new AList<object>();
array.AddItem("01234567890");
array.AddItem("bar");
array.AddItem(5);
array.AddItem(3.5);
array.AddItem(true);
array.AddItem(new DateTime().ToString());
ObjectWriter mapper = new ObjectWriter();
byte[] json = mapper.WriteValueAsBytes(array);
JsonDocument jsdoc = new JsonDocument(json);
NUnit.Framework.Assert.AreEqual(array, jsdoc.JsonObject());
}
/// <exception cref="System.Exception"></exception>
public virtual void TestJsonObject()
{
IDictionary<string, object> dict = new Dictionary<string, object>();
dict.Put("id", "01234567890");
dict.Put("foo", "bar");
dict.Put("int", 5);
dict.Put("double", 3.5);
dict.Put("bool", true);
dict.Put("date", new DateTime().ToString());
ObjectWriter mapper = new ObjectWriter();
byte[] json = mapper.WriteValueAsBytes(dict);
JsonDocument jsdoc = new JsonDocument(json);
NUnit.Framework.Assert.AreEqual(dict, jsdoc.JsonObject());
}
/// <exception cref="System.Exception"></exception>
public virtual void TestIntegerFragment()
{
int fragment = 5;
ObjectWriter mapper = new ObjectWriter();
byte[] json = mapper.WriteValueAsBytes(fragment);
JsonDocument jsdoc = new JsonDocument(json);
NUnit.Framework.Assert.AreEqual(fragment, jsdoc.JsonObject());
}
/// <exception cref="System.Exception"></exception>
public virtual void TestDateFragment()
{
DateTime fragment = new DateTime();
ObjectWriter mapper = new ObjectWriter();
byte[] json = mapper.WriteValueAsBytes(fragment);
JsonDocument jsdoc = new JsonDocument(json);
NUnit.Framework.Assert.AreEqual(fragment, Sharpen.Extensions.CreateDate((long)jsdoc
.JsonObject()));
}
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 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;
}
