/* * Licensed to ElasticSearch and Shay Banon under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. ElasticSearch 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.elasticsearch.search.facet.filter; import org.elasticsearch.common.io.stream.StreamInput; import org.elasticsearch.common.io.stream.StreamOutput; import org.elasticsearch.common.xcontent.XContentBuilder; import org.elasticsearch.common.xcontent.XContentBuilderString; import org.elasticsearch.search.facet.Facet; import org.elasticsearch.search.facet.InternalFacet; import java.io.IOException; /** * */ public class InternalFilterFacet implements FilterFacet, InternalFacet { private static final String STREAM_TYPE = "filter"; public static void registerStreams() { Streams.registerStream(STREAM, STREAM_TYPE); } static Stream STREAM = new Stream() { @Override public Facet readFacet(String type, StreamInput in) throws IOException { return readFilterFacet(in); } }; @Override public String streamType() { return STREAM_TYPE; } private String name; private long count; private InternalFilterFacet() { } public InternalFilterFacet(String name, long count) { this.name = name; this.count = count; } @Override public String type() { return TYPE; } @Override public String getType() { return TYPE; } /** * The "logical" name of the facet. */ public String name() { return name; } @Override public String getName() { return name(); } /** * The count of the facet. */ public long count() { return count; } /** * The count of the facet. */ public long getCount() { return count; } static final class Fields { static final XContentBuilderString _TYPE = new XContentBuilderString("_type"); static final XContentBuilderString COUNT = new XContentBuilderString("count"); } @Override public XContentBuilder toXContent(XContentBuilder builder, Params params) throws IOException { builder.startObject(name); builder.field(Fields._TYPE, FilterFacet.TYPE); builder.field(Fields.COUNT, count); builder.endObject(); return builder; } public static FilterFacet readFilterFacet(StreamInput in) throws IOException { InternalFilterFacet result = new InternalFilterFacet(); result.readFrom(in); return result; } @Override public void readFrom(StreamInput in) throws IOException { name = in.readUTF(); count = in.readVLong(); } @Override public void writeTo(StreamOutput out) throws IOException { out.writeUTF(name); out.writeVLong(count); } }