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Diffstat (limited to 'src/core/Search/SpanFilterResult.cs')
| -rw-r--r-- | src/core/Search/SpanFilterResult.cs | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/src/core/Search/SpanFilterResult.cs b/src/core/Search/SpanFilterResult.cs new file mode 100644 index 0000000..9cafe0c --- /dev/null +++ b/src/core/Search/SpanFilterResult.cs @@ -0,0 +1,116 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +using System; +using System.Collections.Generic; + +namespace Lucene.Net.Search +{ + /// <summary> The results of a SpanQueryFilter. Wraps the BitSet and the position information from the SpanQuery + /// + /// <p/> + /// NOTE: This API is still experimental and subject to change. + /// </summary> + public class SpanFilterResult + { + private DocIdSet docIdSet; + private IList<PositionInfo> positions; //Spans spans; + + /// <summary> </summary> + /// <param name="docIdSet">The DocIdSet for the Filter + /// </param> + /// <param name="positions">A List of <see cref="Lucene.Net.Search.SpanFilterResult.PositionInfo" /> objects + /// </param> + public SpanFilterResult(DocIdSet docIdSet, IList<PositionInfo> positions) + { + this.docIdSet = docIdSet; + this.positions = positions; + } + + /// <summary> The first entry in the array corresponds to the first "on" bit. + /// Entries are increasing by document order + /// </summary> + /// <value> A List of PositionInfo objects </value> + public virtual IList<PositionInfo> Positions + { + get { return positions; } + } + + /// <summary>Returns the docIdSet </summary> + public virtual DocIdSet DocIdSet + { + get { return docIdSet; } + } + + public class PositionInfo + { + private int doc; + private IList<StartEnd> positions; + + + public PositionInfo(int doc) + { + this.doc = doc; + positions = new List<StartEnd>(); + } + + public virtual void AddPosition(int start, int end) + { + positions.Add(new StartEnd(start, end)); + } + + public virtual int Doc + { + get { return doc; } + } + + /// <summary> </summary> + /// <value> A List of <see cref="Lucene.Net.Search.SpanFilterResult.StartEnd" /> objects </value> + public virtual IList<StartEnd> Positions + { + get { return positions; } + } + } + + public class StartEnd + { + private int start; + private int end; + + + public StartEnd(int start, int end) + { + this.start = start; + this.end = end; + } + + /// <summary> </summary> + /// <value> The end position of this match </value> + public virtual int End + { + get { return end; } + } + + /// <summary> The Start position</summary> + /// <value> The start position of this match </value> + public virtual int Start + { + get { return start; } + } + } + } +}
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