1 files changed, 92 insertions, 0 deletions
diff --git a/src/core/Index/DocFieldProcessor.cs b/src/core/Index/DocFieldProcessor.cs
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+++ b/src/core/Index/DocFieldProcessor.cs
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+/* 
+ * 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;
+using System.Collections.Generic;
+using Lucene.Net.Support;
+
+namespace Lucene.Net.Index
+{
+	
+	/// <summary> This is a DocConsumer that gathers all fields under the
+	/// same name, and calls per-field consumers to process field
+	/// by field.  This class doesn't doesn't do any "real" work
+	/// of its own: it just forwards the fields to a
+	/// DocFieldConsumer.
+	/// </summary>
+	
+	sealed class DocFieldProcessor : DocConsumer
+	{
+		
+		internal DocumentsWriter docWriter;
+		internal FieldInfos fieldInfos = new FieldInfos();
+		internal DocFieldConsumer consumer;
+		internal StoredFieldsWriter fieldsWriter;
+		
+		public DocFieldProcessor(DocumentsWriter docWriter, DocFieldConsumer consumer)
+		{
+			this.docWriter = docWriter;
+			this.consumer = consumer;
+			consumer.SetFieldInfos(fieldInfos);
+			fieldsWriter = new StoredFieldsWriter(docWriter, fieldInfos);
+		}
+		
+		public override void  CloseDocStore(SegmentWriteState state)
+		{
+			consumer.CloseDocStore(state);
+			fieldsWriter.CloseDocStore(state);
+		}
+		
+		public override void Flush(ICollection<DocConsumerPerThread> threads, SegmentWriteState state)
+		{
+			var childThreadsAndFields = new HashMap<DocFieldConsumerPerThread, ICollection<DocFieldConsumerPerField>>();
+			foreach(DocConsumerPerThread thread in threads)
+			{
+                DocFieldProcessorPerThread perThread = (DocFieldProcessorPerThread)thread;
+				childThreadsAndFields[perThread.consumer] = perThread.Fields();
+				perThread.TrimFields(state);
+			}
+			fieldsWriter.Flush(state);
+			consumer.Flush(childThreadsAndFields, state);
+			
+			// Important to save after asking consumer to flush so
+			// consumer can alter the FieldInfo* if necessary.  EG,
+			// FreqProxTermsWriter does this with
+			// FieldInfo.storePayload.
+			System.String fileName = state.SegmentFileName(IndexFileNames.FIELD_INFOS_EXTENSION);
+			fieldInfos.Write(state.directory, fileName);
+            state.flushedFiles.Add(fileName);
+		}
+		
+		public override void  Abort()
+		{
+			fieldsWriter.Abort();
+			consumer.Abort();
+		}
+		
+		public override bool FreeRAM()
+		{
+			return consumer.FreeRAM();
+		}
+		
+		public override DocConsumerPerThread AddThread(DocumentsWriterThreadState threadState)
+		{
+			return new DocFieldProcessorPerThread(threadState, this);
+		}
+	}
+}
+\ No newline at end of file