package org.apache.lucene.index;/** * 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. */import java.io.IOException;import org.apache.lucene.document.Fieldable;final class StoredFieldsWriterPerField extends DocFieldConsumerPerField {  final StoredFieldsWriterPerThread perThread;  final FieldInfo fieldInfo;  final DocumentsWriter.DocState docState;  public StoredFieldsWriterPerField(StoredFieldsWriterPerThread perThread, FieldInfo fieldInfo) {    this.perThread = perThread;    this.fieldInfo = fieldInfo;    docState = perThread.docState;  }  // Process all occurrences of a single field in one doc;  // count is 1 if a given field occurs only once in the  // Document, which is the "typical" case  public void processFields(Fieldable[] fields, int count) throws IOException {    final StoredFieldsWriter.PerDoc doc;    if (perThread.doc == null) {      doc = perThread.doc = perThread.storedFieldsWriter.getPerDoc();      doc.docID = docState.docID;      perThread.localFieldsWriter.setFieldsStream(doc.fdt);      assert doc.numStoredFields == 0: "doc.numStoredFields=" + doc.numStoredFields;      assert 0 == doc.fdt.length();      assert 0 == doc.fdt.getFilePointer();    } else {      doc = perThread.doc;      assert doc.docID == docState.docID: "doc.docID=" + doc.docID + " docState.docID=" + docState.docID;    }    for(int i=0;i<count;i++) {      final Fieldable field = fields[i];      if (field.isStored()) {        perThread.localFieldsWriter.writeField(fieldInfo, field);        assert docState.testPoint("StoredFieldsWriterPerField.processFields.writeField");        doc.numStoredFields++;      }    }  }  void abort() {  }}