// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.prelude.query;

import com.yahoo.prelude.Location;
import java.nio.ByteBuffer;


/**
 * This represents a geo-location for matching.
 * Note that this won't produce summary fields.
 *
 * @author  arnej
 */
public class GeoLocationItem extends TermItem {

    private Location location;

    /**
     */
    public GeoLocationItem(Location location) {
        this(location, location.getAttribute());
        if (! location.hasAttribute()) {
            throw new IllegalArgumentException("missing attribute on location: "+location);
        }
    }

    /**
     */
    public GeoLocationItem(Location location, String indexName) {
        super(indexName, false);
        if (location.hasAttribute() && ! location.getAttribute().equals(indexName)) {
            throw new IllegalArgumentException("inconsistent attribute on location: "+location.getAttribute()+" versus indexName: "+indexName);
        }
        if (! location.isGeoCircle()) {
            throw new IllegalArgumentException("GeoLocationItem only supports Geo Circles, got: "+location);
        }
        if (location.hasBoundingBox()) {
            throw new IllegalArgumentException("GeoLocationItem does not support bounding box yet, got: "+location);
        }
        this.location = new Location(location.toString());
        this.location.setAttribute(null); // keep this in indexName only
        setNormalizable(false);
    }

    public Location getLocation() {
        return location;
    }

    @Override
    public String getRawWord() {
        return stringValue();
    }

    @Override
    public ItemType getItemType() {
        return ItemType.GEO_LOCATION_TERM;
    }

    @Override
    public String getName() {
        return "GEO_LOCATION";
    }

    @Override
    public String stringValue() {
        return location.toString();
    }

    @Override
    public void setValue(String value) {
        throw new UnsupportedOperationException("Cannot setValue("+value+") on "+getName());
    }

    @Override
    public int hashCode() {
        return super.hashCode() + 199 * location.hashCode();
    }

    @Override
    public boolean equals(Object object) {
        if ( ! super.equals(object)) return false;
        GeoLocationItem other = (GeoLocationItem) object; // Ensured by superclass
        if ( ! location.equals(other.location)) return false;
        return true;
    }

    @Override
    public String getIndexedString() {
        return location.toString();
    }

    @Override
    protected void encodeThis(ByteBuffer buffer) {
        super.encodeThis(buffer); // takes care of index bytes
        putString(location.backendString(), buffer);
    }

    @Override
    public int getNumWords() {
        return 1;
    }

    @Override
    public boolean isStemmed() {
        return true;
    }

    @Override
    public boolean isWords() {
        return false;
    }

}

@@ -146,16 +146,59 @@
 query;%0A%0A
+import com.google.common.annotations.Beta;%0A
 import c
@@ -253,17 +253,16 @@
 uffer;%0A%0A
-%0A
 /**%0A * T
@@ -378,16 +378,22 @@
 nej%0A */%0A
+@Beta%0A
 public c

mark new Item as Beta