public bool IsSame(string name, Field.Index?index, Field.Store store, Field.TermVector termVector, List <int> multipleItemsSameField)
{
// We are thinking it is possible to have collisions. This may not be true ever!
if (_index != index || _store != store || _termVector != termVector || !string.Equals(_name, name))
{
return(false);
}
if (_multipleItemsSameField.Length != multipleItemsSameField.Count)
{
return(false);
}
int count = _multipleItemsSameField.Length;
bool result = true;
for (int i = 0; i < count; i++)
{
if (_multipleItemsSameField[i] != multipleItemsSameField[i])
{
result = false;
break;
}
}
return(result);
}
public static Field.Index GetIndex(this IndexDefinition self, string name, Field.Index? defaultIndex)
{
if (self.Indexes == null)
return defaultIndex ?? Field.Index.ANALYZED_NO_NORMS;
FieldIndexing value;
if (self.Indexes.TryGetValue(name, out value) == false)
{
if (self.Indexes.TryGetValue(Constants.AllFields, out value) == false)
{
string ignored;
if (self.Analyzers.TryGetValue(name, out ignored) ||
self.Analyzers.TryGetValue(Constants.AllFields, out ignored))
{
return Field.Index.ANALYZED; // if there is a custom analyzer, the value should be analyzed
}
return defaultIndex ?? Field.Index.ANALYZED_NO_NORMS;
}
}
switch (value)
{
case FieldIndexing.No:
return Field.Index.NO;
case FieldIndexing.Analyzed:
return Field.Index.ANALYZED_NO_NORMS;
case FieldIndexing.NotAnalyzed:
return Field.Index.NOT_ANALYZED_NO_NORMS;
case FieldIndexing.Default:
return defaultIndex ?? Field.Index.ANALYZED_NO_NORMS;
default:
throw new ArgumentOutOfRangeException();
}
}
public bool IsSame(string name, Field.Index?index, Field.Store store, Field.TermVector termVector, int[] multipleItemsSameField)
{
// We are thinking it is possible to have collisions. This may not be true ever!
if (_index != index || _store != store || _termVector != termVector || !string.Equals(_name, name))
{
return(false);
}
if (_multipleItemsSameField.Length != multipleItemsSameField.Length)
{
return(false);
}
// PERF: In this case we don't cache the length to allow the JIT to figure out it can evict the bound checks.
bool result = true;
for (int i = 0; i < _multipleItemsSameField.Length; i++)
{
if (_multipleItemsSameField[i] != multipleItemsSameField[i])
{
result = false;
break;
}
}
return(result);
}
public FieldCacheKey(string name, Field.Index?index, Field.Store store, int[] multipleItemsSameField)
{
this.name = name;
this.index = index;
this.store = store;
this.multipleItemsSameField = multipleItemsSameField;
}
public FieldCacheKey(string name, Field.Index?index, Field.Store store, Field.TermVector termVector, int[] multipleItemsSameField)
{
_name = name;
_index = index;
_store = store;
_termVector = termVector;
_multipleItemsSameField = multipleItemsSameField;
}
public FieldCacheKey(string name, Field.Index?index, Field.Store store, Field.TermVector termVector, int[] multipleItemsSameField)
{
this.name = name;
this.index = index;
this.store = store;
this.termVector = termVector;
this.multipleItemsSameField = multipleItemsSameField;
this.HashKey = new Lazy <int>(CalculateHashCode);
}
public static int CalculateHashCode(string name, Field.Index?index, Field.Store store, Field.TermVector termVector, int[] multipleItemsSameField)
{
ulong tmpHash = Hashing.Marvin32.CalculateInline(name) << 32;
int field = ((index != null ? (byte)index : 0xFF) << 16 | ((byte)store << 8) | (byte)termVector);
tmpHash = tmpHash | (uint)field;
uint hash = Hashing.Mix(tmpHash);
if (multipleItemsSameField.Length == 0)
{
return((int)hash);
}
return((int)Hashing.Combine(hash, Hashing.Marvin32.CalculateInline(multipleItemsSameField)));
}
public Field.Index GetIndex(string name, Field.Index?defaultIndex)
{
var self = this;
if (self.Indexes == null)
{
return(defaultIndex ?? Field.Index.ANALYZED_NO_NORMS);
}
FieldIndexing value;
if (self.Indexes.TryGetValue(name, out value) == false)
{
if (self.Indexes.TryGetValue("__all_fields", out value) == false)
{
string ignored;
if (self.Analyzers.TryGetValue(name, out ignored) ||
self.Analyzers.TryGetValue("__all_fields", out ignored))
{
return(Field.Index.ANALYZED); // if there is a custom analyzer, the value should be analyzed
}
return(defaultIndex ?? Field.Index.ANALYZED_NO_NORMS);
}
}
switch (value)
{
case FieldIndexing.No:
return(Field.Index.NO);
case FieldIndexing.Analyzed:
return(Field.Index.ANALYZED_NO_NORMS);
case FieldIndexing.NotAnalyzed:
return(Field.Index.NOT_ANALYZED_NO_NORMS);
case FieldIndexing.Default:
return(defaultIndex ?? Field.Index.ANALYZED_NO_NORMS);
default:
throw new ArgumentOutOfRangeException();
}
}
/// <summary>
/// This method generate the fields for indexing documents in lucene from the values.
/// Given a name and a value, it has the following behavior:
/// * If the value is enumerable, index all the items in the enumerable under the same field name
/// * If the value is null, create a single field with the supplied name with the unanalyzed value 'NULL_VALUE'
/// * If the value is string or was set to not analyzed, create a single field with the supplied name
/// * If the value is date, create a single field with millisecond precision with the supplied name
/// * If the value is numeric (int, long, double, decimal, or float) will create two fields:
/// 1. with the supplied name, containing the numeric value as an unanalyzed string - useful for direct queries
/// 2. with the name: name +'_Range', containing the numeric value in a form that allows range queries
/// </summary>
public IEnumerable <AbstractField> CreateFields(string name, object value, Field.Store defaultStorage, bool nestedArray = false, Field.TermVector defaultTermVector = Field.TermVector.NO, Field.Index?analyzed = null)
{
if (string.IsNullOrWhiteSpace(name))
{
throw new ArgumentException("Field must be not null, not empty and cannot contain whitespace", "name");
}
if (char.IsLetter(name[0]) == false && name[0] != '_')
{
name = "_" + name;
}
if (viewGenerator.IsSpatialField(name))
{
return(viewGenerator.GetSpatialField(name).CreateIndexableFields(value));
}
return(CreateRegularFields(name, value, defaultStorage, nestedArray, defaultTermVector, analyzed));
}
private IEnumerable <AbstractField> CreateRegularFields(string name, object value, Field.Store defaultStorage, bool nestedArray = false, Field.TermVector defaultTermVector = Field.TermVector.NO, Field.Index?analyzed = null)
{
var fieldIndexingOptions = analyzed ?? indexDefinition.GetIndex(name, null);
var storage = indexDefinition.GetStorage(name, defaultStorage);
var termVector = indexDefinition.GetTermVector(name, defaultTermVector);
if (fieldIndexingOptions == Field.Index.NO && storage == Field.Store.NO && termVector == Field.TermVector.NO)
{
yield break;
}
if (fieldIndexingOptions == Field.Index.NO && storage == Field.Store.NO)
{
fieldIndexingOptions = Field.Index.ANALYZED; // we have some sort of term vector, forcing index to be analyzed, then.
}
if (value == null)
{
yield return(CreateFieldWithCaching(name, Constants.NullValue, storage, Field.Index.NOT_ANALYZED_NO_NORMS, Field.TermVector.NO));
yield break;
}
CheckIfSortOptionsAndInputTypeMatch(name, value);
var attachmentFoIndexing = value as AttachmentForIndexing;
if (attachmentFoIndexing != null)
{
if (database == null)
{
throw new InvalidOperationException(
"Cannot use attachment for indexing if the database parameter is null. This is probably a RavenDB bug");
}
var attachment = database.Attachments.GetStatic(attachmentFoIndexing.Key);
if (attachment == null)
{
yield break;
}
var fieldWithCaching = CreateFieldWithCaching(name, string.Empty, Field.Store.NO, fieldIndexingOptions, termVector);
if (database.TransactionalStorage.IsAlreadyInBatch)
{
var streamReader = new StreamReader(attachment.Data());
fieldWithCaching.SetValue(streamReader);
}
else
{
// we are not in batch operation so we have to create it be able to read attachment's data
database.TransactionalStorage.Batch(accessor =>
{
var streamReader = new StreamReader(attachment.Data());
// we have to read it into memory because we after exiting the batch an attachment's data stream will be closed
fieldWithCaching.SetValue(streamReader.ReadToEnd());
});
}
yield return(fieldWithCaching);
yield break;
}
if (Equals(value, string.Empty))
{
yield return(CreateFieldWithCaching(name, Constants.EmptyString, storage,
Field.Index.NOT_ANALYZED_NO_NORMS, Field.TermVector.NO));
yield break;
}
var dynamicNullObject = value as DynamicNullObject;
if (ReferenceEquals(dynamicNullObject, null) == false)
{
if (dynamicNullObject.IsExplicitNull)
{
var sortOptions = indexDefinition.GetSortOption(name, query: null);
if (sortOptions == null ||
sortOptions.Value == SortOptions.String ||
sortOptions.Value == SortOptions.None ||
sortOptions.Value == SortOptions.StringVal ||
sortOptions.Value == SortOptions.Custom)
{
yield return(CreateFieldWithCaching(name, Constants.NullValue, storage,
Field.Index.NOT_ANALYZED_NO_NORMS, Field.TermVector.NO));
}
foreach (var field in CreateNumericFieldWithCaching(name, GetNullValueForSorting(sortOptions), storage, termVector))
{
yield return(field);
}
}
yield break;
}
var boostedValue = value as BoostedValue;
if (boostedValue != null)
{
foreach (var field in CreateFields(name, boostedValue.Value, storage, false, termVector))
{
field.Boost = boostedValue.Boost;
field.OmitNorms = false;
yield return(field);
}
yield break;
}
var abstractField = value as AbstractField;
if (abstractField != null)
{
yield return(abstractField);
yield break;
}
var bytes = value as byte[];
if (bytes != null)
{
yield return(CreateBinaryFieldWithCaching(name, bytes, storage, fieldIndexingOptions, termVector));
yield break;
}
var itemsToIndex = value as IEnumerable;
if (itemsToIndex != null && ShouldTreatAsEnumerable(itemsToIndex))
{
int count = 1;
if (nestedArray == false)
{
yield return(new Field(name + "_IsArray", "true", storage, Field.Index.NOT_ANALYZED_NO_NORMS, Field.TermVector.NO));
}
foreach (var itemToIndex in itemsToIndex)
{
if (!CanCreateFieldsForNestedArray(itemToIndex, fieldIndexingOptions))
{
continue;
}
multipleItemsSameFieldCount.Add(count++);
foreach (var field in CreateFields(name, itemToIndex, storage, nestedArray: true, defaultTermVector: defaultTermVector, analyzed: analyzed))
{
yield return(field);
}
multipleItemsSameFieldCount.RemoveAt(multipleItemsSameFieldCount.Count - 1);
}
yield break;
}
if (Equals(fieldIndexingOptions, Field.Index.NOT_ANALYZED) ||
Equals(fieldIndexingOptions, Field.Index.NOT_ANALYZED_NO_NORMS))// explicitly not analyzed
{
// date time, time span and date time offset have the same structure fo analyzed and not analyzed.
if (!(value is DateTime) && !(value is DateTimeOffset) && !(value is TimeSpan))
{
yield return(CreateFieldWithCaching(name, value.ToString(), storage,
indexDefinition.GetIndex(name, Field.Index.NOT_ANALYZED_NO_NORMS), termVector));
yield break;
}
}
if (value is string)
{
var index = indexDefinition.GetIndex(name, Field.Index.ANALYZED);
yield return(CreateFieldWithCaching(name, value.ToString(), storage, index, termVector));
yield break;
}
if (value is TimeSpan)
{
var val = (TimeSpan)value;
yield return(CreateFieldWithCaching(name, val.ToString("c", CultureInfo.InvariantCulture), storage,
indexDefinition.GetIndex(name, Field.Index.NOT_ANALYZED_NO_NORMS), termVector));
}
else if (value is DateTime)
{
var val = (DateTime)value;
var dateAsString = val.GetDefaultRavenFormat();
if (val.Kind == DateTimeKind.Utc)
{
dateAsString += "Z";
}
yield return(CreateFieldWithCaching(name, dateAsString, storage,
indexDefinition.GetIndex(name, Field.Index.NOT_ANALYZED_NO_NORMS), termVector));
}
else if (value is DateTimeOffset)
{
var val = (DateTimeOffset)value;
string dtoStr;
if (Equals(fieldIndexingOptions, Field.Index.NOT_ANALYZED) || Equals(fieldIndexingOptions, Field.Index.NOT_ANALYZED_NO_NORMS))
{
dtoStr = val.ToString(Default.DateTimeOffsetFormatsToWrite, CultureInfo.InvariantCulture);
}
else
{
dtoStr = val.UtcDateTime.GetDefaultRavenFormat(true);
}
yield return(CreateFieldWithCaching(name, dtoStr, storage,
indexDefinition.GetIndex(name, Field.Index.NOT_ANALYZED_NO_NORMS), termVector));
}
else if (value is bool)
{
yield return(new Field(name, ((bool)value) ? "true" : "false", storage,
indexDefinition.GetIndex(name, Field.Index.NOT_ANALYZED_NO_NORMS), termVector));
}
else if (value is double)
{
var d = (double)value;
yield return(CreateFieldWithCaching(name, d.ToString("r", CultureInfo.InvariantCulture), storage,
indexDefinition.GetIndex(name, Field.Index.NOT_ANALYZED_NO_NORMS), termVector));
}
else if (value is decimal)
{
var d = (decimal)value;
var s = d.ToString(CultureInfo.InvariantCulture);
if (s.Contains('.'))
{
s = s.TrimEnd('0');
if (s.EndsWith("."))
{
s = s.Substring(0, s.Length - 1);
}
}
yield return(CreateFieldWithCaching(name, s, storage,
indexDefinition.GetIndex(name, Field.Index.NOT_ANALYZED_NO_NORMS), termVector));
}
else if (value is Enum)
{
yield return(CreateFieldWithCaching(name, value.ToString(), storage,
indexDefinition.GetIndex(name, Field.Index.ANALYZED_NO_NORMS), termVector));
}
else if (value is IConvertible) // we need this to store numbers in invariant format, so JSON could read them
{
var convert = ((IConvertible)value);
yield return(CreateFieldWithCaching(name, convert.ToString(CultureInfo.InvariantCulture), storage,
indexDefinition.GetIndex(name, Field.Index.NOT_ANALYZED_NO_NORMS), termVector));
}
else if (value is IDynamicJsonObject)
{
var inner = ((IDynamicJsonObject)value).Inner;
yield return(CreateFieldWithCaching(name + "_ConvertToJson", "true", Field.Store.YES, Field.Index.NOT_ANALYZED_NO_NORMS, Field.TermVector.NO));
yield return(CreateFieldWithCaching(name, inner.ToString(Formatting.None), storage,
indexDefinition.GetIndex(name, Field.Index.NOT_ANALYZED_NO_NORMS), termVector));
}
else
{
var jsonVal = RavenJToken.FromObject(value).ToString(Formatting.None);
if (jsonVal.StartsWith("{") || jsonVal.StartsWith("["))
{
yield return(CreateFieldWithCaching(name + "_ConvertToJson", "true", Field.Store.YES, Field.Index.NOT_ANALYZED_NO_NORMS, Field.TermVector.NO));
}
else if (jsonVal.StartsWith("\"") && jsonVal.EndsWith("\"") && jsonVal.Length > 1)
{
jsonVal = jsonVal.Substring(1, jsonVal.Length - 2);
}
yield return(CreateFieldWithCaching(name, jsonVal, storage,
indexDefinition.GetIndex(name, Field.Index.NOT_ANALYZED_NO_NORMS), termVector));
}
foreach (var numericField in CreateNumericFieldWithCaching(name, value, storage, termVector))
{
yield return(numericField);
}
}
public FieldCacheKey(string name, Field.Index? index, Field.Store store, int[] multipleItemsSameField)
{
this.name = name;
this.index = index;
this.store = store;
this.multipleItemsSameField = multipleItemsSameField;
}