| /* |
| * 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. |
| */ |
| package org.apache.solr.response.transform; |
| |
| |
| import java.util.Set; |
| |
| import org.apache.lucene.index.IndexableField; |
| import org.apache.lucene.util.BytesRef; |
| import org.apache.lucene.util.BytesRefBuilder; |
| import org.apache.solr.common.SolrDocument; |
| import org.apache.solr.schema.FieldType; |
| |
| /** |
| * |
| * |
| **/ |
| public abstract class BaseEditorialTransformer extends DocTransformer { |
| |
| final String name; |
| final String idFieldName; |
| final FieldType ft; |
| |
| public BaseEditorialTransformer(String name, String idFieldName, FieldType ft) { |
| this.name = name; |
| this.idFieldName = idFieldName; |
| this.ft = ft; |
| } |
| |
| @Override |
| public String getName() { |
| return name; |
| } |
| |
| @Override |
| public void transform(SolrDocument doc, int docid) { |
| //this only gets added if QueryElevationParams.MARK_EXCLUDED is true |
| Set<BytesRef> ids = getIdSet(); |
| if (ids != null && ids.isEmpty() == false) { |
| BytesRef key = getKey(doc); |
| doc.setField(name, ids.contains(key)); |
| } else { |
| //if we have no ids, that means we weren't marking, but the user still asked for the field to be added, so just mark everything as false |
| doc.setField(name, Boolean.FALSE); |
| } |
| } |
| |
| protected abstract Set<BytesRef> getIdSet(); |
| |
| protected BytesRef getKey(SolrDocument doc) { |
| Object obj = doc.get(idFieldName); |
| if (obj instanceof IndexableField) { |
| IndexableField f = (IndexableField) obj; |
| BytesRefBuilder bytesRefBuilder = new BytesRefBuilder(); |
| Number n = f.numericValue(); |
| if (n != null) { |
| ft.readableToIndexed(n.toString(), bytesRefBuilder); |
| } else { |
| ft.readableToIndexed(f.stringValue(), bytesRefBuilder); |
| } |
| return bytesRefBuilder.get(); |
| } else if (obj instanceof String) { // Allows the idField to be stored=false, docValues=true |
| return new BytesRef(((String)obj)); |
| } |
| throw new AssertionError("Expected an IndexableField but got: " + obj.getClass()); |
| } |
| } |