Esempio n. 1
0
            protected internal override string[] CreateValue(IndexReader reader, Entry entryKey, IState state)
            {
                System.String   field    = StringHelper.Intern(entryKey.field);
                System.String[] retArray = new System.String[reader.MaxDoc];
                TermDocs        termDocs = reader.TermDocs(state);
                TermEnum        termEnum = reader.Terms(new Term(field), state);

                try
                {
                    do
                    {
                        Term term = termEnum.Term;
                        if (term == null || (System.Object)term.Field != (System.Object)field)
                        {
                            break;
                        }
                        System.String termval = term.Text;
                        termDocs.Seek(termEnum, state);
                        while (termDocs.Next(state))
                        {
                            retArray[termDocs.Doc] = termval;
                        }
                    }while (termEnum.Next(state));
                }
                finally
                {
                    termDocs.Close();
                    termEnum.Close();
                }
                return(retArray);
            }
Esempio n. 2
0
            protected internal override float[] CreateValue(IndexReader reader, Entry entryKey, IState state)
            {
                Entry entry = entryKey;

                System.String field  = entry.field;
                FloatParser   parser = (FloatParser)entry.custom;

                if (parser == null)
                {
                    try
                    {
                        return(wrapper.GetFloats(reader, field, Lucene.Net.Search.FieldCache_Fields.DEFAULT_FLOAT_PARSER, state));
                    }
                    catch (System.FormatException)
                    {
                        return(wrapper.GetFloats(reader, field, Lucene.Net.Search.FieldCache_Fields.NUMERIC_UTILS_FLOAT_PARSER, state));
                    }
                }
                float[]  retArray = null;
                TermDocs termDocs = reader.TermDocs(state);
                TermEnum termEnum = reader.Terms(new Term(field), state);

                try
                {
                    do
                    {
                        Term term = termEnum.Term;
                        if (term == null || (System.Object)term.Field != (System.Object)field)
                        {
                            break;
                        }
                        float termval = parser.ParseFloat(term.Text);
                        if (retArray == null)
                        {
                            // late init
                            retArray = new float[reader.MaxDoc];
                        }
                        termDocs.Seek(termEnum, state);
                        while (termDocs.Next(state))
                        {
                            retArray[termDocs.Doc] = termval;
                        }
                    }while (termEnum.Next(state));
                }
                catch (StopFillCacheException)
                {
                }
                finally
                {
                    termDocs.Close();
                    termEnum.Close();
                }
                if (retArray == null)
                {
                    // no values
                    retArray = new float[reader.MaxDoc];
                }
                return(retArray);
            }
Esempio n. 3
0
            protected internal override short[] CreateValue(IndexReader reader, Entry entryKey, IState state)
            {
                Entry entry = entryKey;

                System.String field  = entry.field;
                ShortParser   parser = (ShortParser)entry.custom;

                if (parser == null)
                {
                    return(wrapper.GetShorts(reader, field, Lucene.Net.Search.FieldCache_Fields.DEFAULT_SHORT_PARSER, state));
                }
                short[]  retArray = new short[reader.MaxDoc];
                TermDocs termDocs = reader.TermDocs(state);
                TermEnum termEnum = reader.Terms(new Term(field), state);

                try
                {
                    do
                    {
                        Term term = termEnum.Term;
                        if (term == null || (System.Object)term.Field != (System.Object)field)
                        {
                            break;
                        }
                        short termval = parser.ParseShort(term.Text);
                        termDocs.Seek(termEnum, state);
                        while (termDocs.Next(state))
                        {
                            retArray[termDocs.Doc] = termval;
                        }
                    }while (termEnum.Next(state));
                }
                catch (StopFillCacheException)
                {
                }
                finally
                {
                    termDocs.Close();
                    termEnum.Close();
                }
                return(retArray);
            }
Esempio n. 4
0
            protected internal override StringIndex CreateValue(IndexReader reader, Entry entryKey, IState state)
            {
                System.String field           = StringHelper.Intern(entryKey.field);
                int[]         retArray        = new int[reader.MaxDoc];
                int[]         retArrayOrdered = new int[reader.MaxDoc];
                for (int i = 0; i < retArrayOrdered.Length; i++)
                {
                    retArrayOrdered[i] = -1;
                }

                var length = reader.MaxDoc + 1;
                UnmanagedStringArray mterms   = new UnmanagedStringArray(length);
                TermDocs             termDocs = reader.TermDocs(state);

                SegmentTermEnum termEnum = (SegmentTermEnum)reader.Terms(new Term(field), state);
                int             t        = 0; // current term number
                int             docIndex = 0;

                // an entry for documents that have no terms in this field
                // should a document with no terms be at top or bottom?
                // this puts them at the top - if it is changed, FieldDocSortedHitQueue
                // needs to change as well.
                t++;

                try
                {
                    do
                    {
                        if (termEnum.termBuffer.Field != field || t >= length)
                        {
                            break;
                        }

                        // store term text
                        mterms.Add(termEnum.termBuffer.TextAsSpan);

                        termDocs.Seek(termEnum, state);
                        while (termDocs.Next(state))
                        {
                            var pt = retArray[termDocs.Doc];
                            retArray[termDocs.Doc] = t;

                            if (pt == 0)
                            {
                                retArrayOrdered[docIndex++] = termDocs.Doc;
                            }
                        }

                        t++;
                    }while (termEnum.Next(state));
                }
                finally
                {
                    termDocs.Close();
                    termEnum.Close();
                }

                StringIndex value_Renamed = new StringIndex(retArray, retArrayOrdered, mterms);

                return(value_Renamed);
            }