private static extern bool _c4indexer_end(C4Indexer *indexer, [MarshalAs(UnmanagedType.U1)]bool commit, C4Error *outError);
/// <summary>
/// Finishes an indexing task and frees the indexer reference.
/// </summary>
/// <param name="indexer">The indexer to operate on</param>
/// <param name="commit">True to commit changes to the indexes, false to abort</param>
/// <param name="outError">The error that occurred if the operation doesn't succeed</param>
/// <returns>true on success, false otherwise</returns>
public static bool c4indexer_end(C4Indexer *indexer, bool commit, C4Error *outError)
{
#if DEBUG
var ptr = (IntPtr)indexer;
#if ENABLE_LOGGING
if(ptr != IntPtr.Zero && !_AllocatedObjects.ContainsKey(ptr)) {
Console.WriteLine("WARNING: [c4indexer_end] freeing object 0x{0} that was not found in allocated list", ptr.ToString("X"));
} else {
#endif
_AllocatedObjects.Remove(ptr);
#if ENABLE_LOGGING
}
#endif
#endif
return _c4indexer_end(indexer, commit, outError);
}
public static bool c4indexer_emit(C4Indexer *indexer, C4Document *document, uint viewNumber,
C4Key*[] emittedKeys, string[] emittedValues, C4Error *outError)
{
var c4StringArr = emittedValues.Select(x => new C4String(x)).ToArray();
var sliceArr = c4StringArr.Select(x => x.AsC4Slice()).ToArray();
var retVal = c4indexer_emit(indexer, document, viewNumber, emittedKeys, sliceArr, outError);
foreach(var c4str in c4StringArr) {
c4str.Dispose();
}
return retVal;
}
/// <summary>
/// Emits new keys/values derived from one document, for one view.
/// This function needs to be called once for each(document, view) pair.Even if the view's map
/// function didn't emit anything, the old keys/values need to be cleaned up.
///
/// Values are uninterpreted by CBForest, but by convention are JSON. A special value "*"
/// (a single asterisk) is used as a placeholder for the entire document.
///
/// </summary>
/// <param name="indexer">The indexer to operate on</param>
/// <param name="document">The document being indexed</param>
/// <param name="viewNumber">The position of the view in the indexer's views[] array</param>
/// <param name="emittedKeys">Array of keys being emitted</param>
/// <param name="emittedValues">Array of values being emitted. (JSON by convention.)</param>
/// <param name="outError">The error that occurred if the operation doesn't succeed</param>
/// <returns>true on success, false otherwise</returns>
public static bool c4indexer_emit(C4Indexer *indexer, C4Document *document, uint viewNumber,
C4Key*[] emittedKeys, C4Slice[] emittedValues, C4Error *outError)
{
fixed(C4Key** keysPtr = emittedKeys)
fixed(C4Slice* valuesPtr = emittedValues)
{
return c4indexer_emit(indexer, document, viewNumber, (uint)emittedKeys.Length, keysPtr, valuesPtr, outError);
}
}
public static extern bool c4indexer_emit(C4Indexer *indexer, C4Document *document, uint viewNumber, uint emitCount,
C4Key** emittedKeys, C4Slice* emittedValues, C4Error *outError);
public static C4DocEnumerator *c4indexer_enumerateDocuments(C4Indexer *indexer, C4Error *outError)
{
#if DEBUG
var retVal = _c4indexer_enumerateDocuments(indexer, outError);
if(retVal != null) {
_AllocatedObjects[(IntPtr)retVal] = "C4DocEnumerator";
#if ENABLE_LOGGING
Console.WriteLine("[c4indexer_enumerateDocuments] Allocated 0x{0}", ((IntPtr)retVal).ToString("X"));
#endif
}
return retVal;
#else
return _c4indexer_enumerateDocuments(indexer, outError);
#endif
}
private static extern C4DocEnumerator* _c4indexer_enumerateDocuments(C4Indexer *indexer, C4Error *outError);