internal Result(QueryResultSet rs, C4QueryEnumerator *e, MContext context)
{
_rs = rs;
_context = context;
_columns = e->columns;
_missingColumns = new BitArray(BitConverter.GetBytes(e->missingColumns));
_columnNames = new Dictionary <string, int>(_rs.ColumnNames);
foreach (var pair in _rs.ColumnNames)
{
if (pair.Value < _missingColumns.Length && _missingColumns.Get(pair.Value))
{
_columnNames.Remove(pair.Key);
}
}
_deserialized = new object[_rs.ColumnNames.Count];
for (int i = 0; i < _rs.ColumnNames.Count; i++)
{
if (!_missingColumns.Get(i))
{
_deserialized[i] = FleeceValueToObject(i);
}
}
}
public static extern C4SliceResult c4queryenum_customColumns(C4QueryEnumerator *e);
public static long c4queryenum_getRowCount(C4QueryEnumerator *e, C4Error *outError) => Impl.c4queryenum_getRowCount(e, outError);
public static extern void c4queryenum_free(C4QueryEnumerator *e);
public static extern bool c4queryenum_seek(C4QueryEnumerator *e, ulong rowIndex, C4Error *outError);
public QueryResultContext(Database db, C4QueryEnumerator *enumerator)
: base(db, null)
{
_enumerator = enumerator;
}
internal QueryResultSet(QueryBase query, [NotNull] ThreadSafety threadSafety, C4QueryEnumerator *e,
IDictionary <string, int> columnNames)
{
_query = query;
_c4Enum = e;
ColumnNames = columnNames;
_threadSafety = threadSafety;
_context = new QueryResultContext(query?.Database, e);
}
public static string c4queryenum_fullTextMatched(C4QueryEnumerator *e, C4Error *outError)
{
using (var retVal = NativeRaw.c4queryenum_fullTextMatched(e, outError)) {
return(((C4Slice)retVal).CreateString());
}
}
public static void c4queryenum_free(C4QueryEnumerator *e) => Impl.c4queryenum_free(e);
public static C4QueryEnumerator *c4queryenum_refresh(C4QueryEnumerator *e, C4Error *outError) => Impl.c4queryenum_refresh(e, outError);
public static bool c4queryenum_next(C4QueryEnumerator *e, C4Error *outError) => Impl.c4queryenum_next(e, outError);
public static extern void c4queryenum_release(C4QueryEnumerator *r);
public static extern C4QueryEnumerator *c4queryenum_retain(C4QueryEnumerator *r);
public static extern C4SliceResult c4queryenum_fullTextMatched(C4QueryEnumerator *e, C4Error *outError);
public bool c4queryenum_next(C4QueryEnumerator *e, C4Error *outError) => Native.c4queryenum_next(e, outError);
public static byte[] c4queryenum_customColumns(C4QueryEnumerator *e)
{
using (var retVal = NativeRaw.c4queryenum_customColumns(e)) {
return(((C4Slice)retVal).ToArrayFast());
}
}
public long c4queryenum_getRowCount(C4QueryEnumerator *e, C4Error *outError) => Native.c4queryenum_getRowCount(e, outError);
public Enumerator([NotNull] QueryResultSet parent)
{
_parent = parent;
_enum = _parent._c4Enum;
WriteLog.To.Query.I(Tag, $"Beginning query enumeration ({(long) _enum:x})");
}
public bool c4queryenum_seek(C4QueryEnumerator *e, ulong rowIndex, C4Error *outError) => Native.c4queryenum_seek(e, rowIndex, outError);
public static extern long c4queryenum_getRowCount(C4QueryEnumerator *e, C4Error *outError);
public C4QueryEnumerator *c4queryenum_refresh(C4QueryEnumerator *e, C4Error *outError) => Native.c4queryenum_refresh(e, outError);
public static extern bool c4queryenum_next(C4QueryEnumerator *e, C4Error *outError);
public void c4queryenum_free(C4QueryEnumerator *e) => Native.c4queryenum_free(e);
public static extern C4QueryEnumerator *c4queryenum_refresh(C4QueryEnumerator *e, C4Error *outError);
public void TestQueryFullTextIndex()
{
CreateFullTextIndex(3);
// Search for "somewhere":
C4Error error;
C4QueryEnumerator *e = Native.c4view_fullTextQuery(_view, "somewhere", C4Language.Default, null, &error);
Assert.IsTrue(e != null);
Assert.IsTrue(Native.c4queryenum_next(e, &error));
Assert.IsTrue(e->docID.Equals("doc-001"));
Assert.AreEqual(1UL, e->docSequence);
Assert.AreEqual(1U, e->fullTextTermCount);
Assert.AreEqual(0U, e->fullTextTerms[0].termIndex);
Assert.AreEqual(8U, e->fullTextTerms[0].start);
Assert.AreEqual(9U, e->fullTextTerms[0].length);
Assert.IsFalse(Native.c4queryenum_next(e, &error));
Assert.AreEqual(0, error.code);
Native.c4queryenum_free(e);
// Search for "cat":
e = Native.c4view_fullTextQuery(_view, "cat", C4Language.Default, null, &error);
Assert.IsTrue(e != null);
int i = 0;
foreach (var doc in new CBForestQueryEnumerator(e))
{
++i;
Assert.AreEqual(1U, doc.FullTextTermCount);
Assert.AreEqual(0U, doc.GetFullTextTerm(0).termIndex);
if (doc.DocSequence == 1)
{
Assert.AreEqual(20U, doc.GetFullTextTerm(0).start);
Assert.AreEqual(4U, doc.GetFullTextTerm(0).length);
}
else
{
Assert.AreEqual(3L, doc.DocSequence);
Assert.AreEqual(4U, doc.GetFullTextTerm(0).start);
Assert.AreEqual(3U, doc.GetFullTextTerm(0).length);
}
}
Assert.AreEqual(0, error.code);
Assert.AreEqual(2, i);
// Search for "cat bark":
e = Native.c4view_fullTextQuery(_view, "cat bark", C4Language.Default, null, &error);
Assert.IsTrue(e != null);
Assert.IsTrue(Native.c4queryenum_next(e, &error));
Assert.IsTrue(e->docID.Equals("doc-001"));
Assert.AreEqual(1UL, e->docSequence);
Assert.AreEqual(2U, e->fullTextTermCount);
Assert.AreEqual(0U, e->fullTextTerms[0].termIndex);
Assert.AreEqual(20U, e->fullTextTerms[0].start);
Assert.AreEqual(4U, e->fullTextTerms[0].length);
Assert.AreEqual(1U, e->fullTextTerms[1].termIndex);
Assert.AreEqual(29U, e->fullTextTerms[1].start);
Assert.AreEqual(7U, e->fullTextTerms[1].length);
Assert.IsFalse(Native.c4queryenum_next(e, &error));
Assert.AreEqual(0, error.code);
Native.c4queryenum_free(e);
}
public CBForestQueryEnumerator(C4QueryEnumerator *e)
{
_e = e;
}
public static extern void c4queryenum_close(C4QueryEnumerator *x);
