org.elasticsearch.index.query.xcontent.GeoBoundingBoxFilterBuilder Maven / Gradle / Ivy
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/*
* Licensed to Elastic Search and Shay Banon under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. Elastic Search 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.index.query.xcontent;
import org.elasticsearch.common.xcontent.XContentBuilder;
import org.elasticsearch.index.query.QueryBuilderException;
import org.elasticsearch.index.search.geo.GeoBoundingBoxFilter;
import java.io.IOException;
/**
* @author kimchy (shay.banon)
*/
public class GeoBoundingBoxFilterBuilder extends BaseFilterBuilder {
private final String name;
private GeoBoundingBoxFilter.Point topLeft;
private String topLeftGeohash;
private GeoBoundingBoxFilter.Point bottomRight;
private String bottomRightGeohash;
private Boolean cache;
private String filterName;
public GeoBoundingBoxFilterBuilder(String name) {
this.name = name;
}
public GeoBoundingBoxFilterBuilder topLeft(double lat, double lon) {
topLeft = new GeoBoundingBoxFilter.Point();
topLeft.lat = lat;
topLeft.lon = lon;
return this;
}
public GeoBoundingBoxFilterBuilder bottomRight(double lat, double lon) {
bottomRight = new GeoBoundingBoxFilter.Point();
bottomRight.lat = lat;
bottomRight.lon = lon;
return this;
}
public GeoBoundingBoxFilterBuilder topLeft(String geohash) {
this.topLeftGeohash = geohash;
return this;
}
public GeoBoundingBoxFilterBuilder bottomRight(String geohash) {
this.bottomRightGeohash = geohash;
return this;
}
/**
* Sets the filter name for the filter that can be used when searching for matched_filters per hit.
*/
public GeoBoundingBoxFilterBuilder filterName(String filterName) {
this.filterName = filterName;
return this;
}
/**
* Should the filter be cached or not. Defaults to false.
*/
public GeoBoundingBoxFilterBuilder cache(boolean cache) {
this.cache = cache;
return this;
}
@Override protected void doXContent(XContentBuilder builder, Params params) throws IOException {
builder.startObject(GeoBoundingBoxFilterParser.NAME);
builder.startObject(name);
if (topLeftGeohash != null) {
builder.field("top_left", topLeftGeohash);
} else if (topLeft != null) {
builder.startArray("top_left").value(topLeft.lat).value(topLeft.lon).endArray();
} else {
throw new QueryBuilderException("geo_bounding_box requires 'top_left' to be set");
}
if (bottomRightGeohash != null) {
builder.field("bottom_right", bottomRightGeohash);
} else if (bottomRight != null) {
builder.startArray("bottom_right").value(bottomRight.lat).value(bottomRight.lon).endArray();
} else {
throw new QueryBuilderException("geo_bounding_box requires 'bottom_right' to be set");
}
builder.endObject();
if (filterName != null) {
builder.field("_name", filterName);
}
if (cache != null) {
builder.field("_cache", cache);
}
builder.endObject();
}
}