001/*
002 * (C) Copyright 2016 Nuxeo SA (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 * Contributors:
017 *     Funsho David
018 */
019
020package org.nuxeo.elasticsearch.io;
021
022import static org.nuxeo.ecm.core.io.registry.reflect.Instantiations.SINGLETON;
023import static org.nuxeo.ecm.core.io.registry.reflect.Priorities.REFERENCE;
024
025import java.io.IOException;
026import java.util.List;
027import java.util.Map;
028
029import org.nuxeo.ecm.core.api.DocumentModel;
030import org.nuxeo.ecm.core.io.marshallers.json.enrichers.AbstractJsonEnricher;
031import org.nuxeo.ecm.core.io.registry.reflect.Setup;
032import org.nuxeo.ecm.platform.query.api.PageProvider;
033
034import com.fasterxml.jackson.core.JsonGenerator;
035
036/**
037 * @since 9.1
038 */
039@Setup(mode = SINGLETON, priority = REFERENCE)
040public class HighlightJsonEnricher extends AbstractJsonEnricher<DocumentModel> {
041
042    public HighlightJsonEnricher() {
043        super(PageProvider.HIGHLIGHT_CTX_DATA);
044    }
045
046    @Override
047    public void write(JsonGenerator jg, DocumentModel document) throws IOException {
048        jg.writeArrayFieldStart(PageProvider.HIGHLIGHT_CTX_DATA);
049        Map<String, List<String>> h = (Map<String, List<String>>) document.getContextData(
050                PageProvider.HIGHLIGHT_CTX_DATA);
051        if (h != null) {
052            for (String field : h.keySet()) {
053                jg.writeStartObject();
054                jg.writeStringField("field", field);
055                jg.writeObjectField("segments", h.get(field));
056                jg.writeEndObject();
057            }
058        }
059        jg.writeEndArray();
060    }
061}