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org.springframework.data.redis.connection.lettuce.LettuceGeoCommands Maven / Gradle / Ivy
/*
* Copyright 2017-2018 the original author or authors.
*
* Licensed 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.springframework.data.redis.connection.lettuce;
import io.lettuce.core.GeoArgs;
import io.lettuce.core.GeoCoordinates;
import io.lettuce.core.GeoWithin;
import io.lettuce.core.cluster.api.async.RedisClusterAsyncCommands;
import io.lettuce.core.cluster.api.sync.RedisClusterCommands;
import lombok.NonNull;
import lombok.RequiredArgsConstructor;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import java.util.stream.Collectors;
import org.springframework.core.convert.converter.Converter;
import org.springframework.dao.DataAccessException;
import org.springframework.data.geo.Circle;
import org.springframework.data.geo.Distance;
import org.springframework.data.geo.GeoResults;
import org.springframework.data.geo.Metric;
import org.springframework.data.geo.Point;
import org.springframework.data.redis.connection.RedisGeoCommands;
import org.springframework.data.redis.connection.convert.ListConverter;
import org.springframework.lang.Nullable;
import org.springframework.util.Assert;
/**
* @author Christoph Strobl
* @author Mark Paluch
* @since 2.0
*/
@RequiredArgsConstructor
class LettuceGeoCommands implements RedisGeoCommands {
private final @NonNull LettuceConnection connection;
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisGeoCommands#geoAdd(byte[], org.springframework.data.geo.Point, byte[])
*/
@Override
public Long geoAdd(byte[] key, Point point, byte[] member) {
Assert.notNull(key, "Key must not be null!");
Assert.notNull(point, "Point must not be null!");
Assert.notNull(member, "Member must not be null!");
try {
if (isPipelined()) {
pipeline(connection.newLettuceResult(getAsyncConnection().geoadd(key, point.getX(), point.getY(), member)));
return null;
}
if (isQueueing()) {
transaction(connection.newLettuceResult(getAsyncConnection().geoadd(key, point.getX(), point.getY(), member)));
return null;
}
return getConnection().geoadd(key, point.getX(), point.getY(), member);
} catch (Exception ex) {
throw convertLettuceAccessException(ex);
}
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisGeoCommands#geoAdd(byte[], java.util.Map)
*/
@Override
public Long geoAdd(byte[] key, Map memberCoordinateMap) {
Assert.notNull(key, "Key must not be null!");
Assert.notNull(memberCoordinateMap, "MemberCoordinateMap must not be null!");
List values = new ArrayList<>();
for (Entry entry : memberCoordinateMap.entrySet()) {
values.add(entry.getValue().getX());
values.add(entry.getValue().getY());
values.add(entry.getKey());
}
return geoAdd(key, values);
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisGeoCommands#geoAdd(byte[], java.lang.Iterable)
*/
@Override
public Long geoAdd(byte[] key, Iterable> locations) {
Assert.notNull(key, "Key must not be null!");
Assert.notNull(locations, "Locations must not be null!");
List values = new ArrayList<>();
for (GeoLocation location : locations) {
values.add(location.getPoint().getX());
values.add(location.getPoint().getY());
values.add(location.getName());
}
return geoAdd(key, values);
}
@Nullable
private Long geoAdd(byte[] key, Collection values) {
try {
if (isPipelined()) {
pipeline(connection.newLettuceResult(getAsyncConnection().geoadd(key, values.toArray())));
return null;
}
if (isQueueing()) {
transaction(connection.newLettuceResult(getAsyncConnection().geoadd(key, values.toArray())));
return null;
}
return getConnection().geoadd(key, values.toArray());
} catch (Exception ex) {
throw convertLettuceAccessException(ex);
}
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisGeoCommands#geoDist(byte[], byte[], byte[])
*/
@Override
public Distance geoDist(byte[] key, byte[] member1, byte[] member2) {
return geoDist(key, member1, member2, DistanceUnit.METERS);
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisGeoCommands#geoDist(byte[], byte[], byte[], org.springframework.data.geo.Metric)
*/
@Override
public Distance geoDist(byte[] key, byte[] member1, byte[] member2, Metric metric) {
Assert.notNull(key, "Key must not be null!");
Assert.notNull(member1, "Member1 must not be null!");
Assert.notNull(member2, "Member2 must not be null!");
Assert.notNull(metric, "Metric must not be null!");
GeoArgs.Unit geoUnit = LettuceConverters.toGeoArgsUnit(metric);
Converter distanceConverter = LettuceConverters.distanceConverterForMetric(metric);
try {
if (isPipelined()) {
pipeline(connection.newLettuceResult(getAsyncConnection().geodist(key, member1, member2, geoUnit),
distanceConverter));
return null;
}
if (isQueueing()) {
transaction(connection.newLettuceResult(getAsyncConnection().geodist(key, member1, member2, geoUnit),
distanceConverter));
return null;
}
return distanceConverter.convert(getConnection().geodist(key, member1, member2, geoUnit));
} catch (Exception ex) {
throw convertLettuceAccessException(ex);
}
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisGeoCommands#geoHash(byte[], byte[][])
*/
@Override
public List geoHash(byte[] key, byte[]... members) {
Assert.notNull(key, "Key must not be null!");
Assert.notNull(members, "Members must not be null!");
Assert.noNullElements(members, "Members must not contain null!");
try {
if (isPipelined()) {
pipeline(connection.newLettuceResult(getAsyncConnection().geohash(key, members)));
return null;
}
if (isQueueing()) {
transaction(connection.newLettuceResult(getAsyncConnection().geohash(key, members)));
return null;
}
return getConnection().geohash(key, members).stream().map(value -> value.getValueOrElse(null))
.collect(Collectors.toList());
} catch (Exception ex) {
throw convertLettuceAccessException(ex);
}
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisGeoCommands#geoPos(byte[], byte[][])
*/
@Override
public List geoPos(byte[] key, byte[]... members) {
Assert.notNull(key, "Key must not be null!");
Assert.notNull(members, "Members must not be null!");
Assert.noNullElements(members, "Members must not contain null!");
ListConverter converter = LettuceConverters.geoCoordinatesToPointConverter();
try {
if (isPipelined()) {
pipeline(connection.newLettuceResult(getAsyncConnection().geopos(key, members), converter));
return null;
}
if (isQueueing()) {
transaction(connection.newLettuceResult(getAsyncConnection().geopos(key, members), converter));
return null;
}
return converter.convert(getConnection().geopos(key, members));
} catch (Exception ex) {
throw convertLettuceAccessException(ex);
}
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisGeoCommands#geoRadius(byte[], org.springframework.data.geo.Circle)
*/
@Override
public GeoResults> geoRadius(byte[] key, Circle within) {
Assert.notNull(key, "Key must not be null!");
Assert.notNull(within, "Within must not be null!");
Converter, GeoResults>> geoResultsConverter = LettuceConverters
.bytesSetToGeoResultsConverter();
try {
if (isPipelined()) {
pipeline(connection.newLettuceResult(
getAsyncConnection().georadius(key, within.getCenter().getX(), within.getCenter().getY(),
within.getRadius().getValue(), LettuceConverters.toGeoArgsUnit(within.getRadius().getMetric())),
geoResultsConverter));
return null;
}
if (isQueueing()) {
transaction(connection.newLettuceResult(
getAsyncConnection().georadius(key, within.getCenter().getX(), within.getCenter().getY(),
within.getRadius().getValue(), LettuceConverters.toGeoArgsUnit(within.getRadius().getMetric())),
geoResultsConverter));
return null;
}
return geoResultsConverter
.convert(getConnection().georadius(key, within.getCenter().getX(), within.getCenter().getY(),
within.getRadius().getValue(), LettuceConverters.toGeoArgsUnit(within.getRadius().getMetric())));
} catch (Exception ex) {
throw convertLettuceAccessException(ex);
}
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisGeoCommands#geoRadius(byte[], org.springframework.data.geo.Circle, org.springframework.data.redis.core.GeoRadiusCommandArgs)
*/
@Override
public GeoResults> geoRadius(byte[] key, Circle within, GeoRadiusCommandArgs args) {
Assert.notNull(key, "Key must not be null!");
Assert.notNull(within, "Within must not be null!");
Assert.notNull(args, "Args must not be null!");
GeoArgs geoArgs = LettuceConverters.toGeoArgs(args);
Converter>, GeoResults>> geoResultsConverter = LettuceConverters
.geoRadiusResponseToGeoResultsConverter(within.getRadius().getMetric());
try {
if (isPipelined()) {
pipeline(connection.newLettuceResult(getAsyncConnection().georadius(key, within.getCenter().getX(),
within.getCenter().getY(), within.getRadius().getValue(),
LettuceConverters.toGeoArgsUnit(within.getRadius().getMetric()), geoArgs), geoResultsConverter));
return null;
}
if (isQueueing()) {
transaction(connection.newLettuceResult(getAsyncConnection().georadius(key, within.getCenter().getX(),
within.getCenter().getY(), within.getRadius().getValue(),
LettuceConverters.toGeoArgsUnit(within.getRadius().getMetric()), geoArgs), geoResultsConverter));
return null;
}
return geoResultsConverter
.convert(getConnection().georadius(key, within.getCenter().getX(), within.getCenter().getY(),
within.getRadius().getValue(), LettuceConverters.toGeoArgsUnit(within.getRadius().getMetric()), geoArgs));
} catch (Exception ex) {
throw convertLettuceAccessException(ex);
}
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisGeoCommands#geoRadiusByMember(byte[], byte[], double)
*/
@Override
public GeoResults> geoRadiusByMember(byte[] key, byte[] member, double radius) {
return geoRadiusByMember(key, member, new Distance(radius, DistanceUnit.METERS));
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisGeoCommands#geoRadiusByMember(byte[], byte[], double, org.springframework.data.geo.Metric)
*/
@Override
public GeoResults> geoRadiusByMember(byte[] key, byte[] member, Distance radius) {
Assert.notNull(key, "Key must not be null!");
Assert.notNull(member, "Member must not be null!");
Assert.notNull(radius, "Radius must not be null!");
GeoArgs.Unit geoUnit = LettuceConverters.toGeoArgsUnit(radius.getMetric());
Converter, GeoResults>> converter = LettuceConverters
.bytesSetToGeoResultsConverter();
try {
if (isPipelined()) {
pipeline(connection.newLettuceResult(
getAsyncConnection().georadiusbymember(key, member, radius.getValue(), geoUnit), converter));
return null;
}
if (isQueueing()) {
transaction(connection.newLettuceResult(
getAsyncConnection().georadiusbymember(key, member, radius.getValue(), geoUnit), converter));
return null;
}
return converter.convert(getConnection().georadiusbymember(key, member, radius.getValue(), geoUnit));
} catch (Exception ex) {
throw convertLettuceAccessException(ex);
}
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisGeoCommands#geoRadiusByMember(byte[], byte[], org.springframework.data.geo.Distance, org.springframework.data.redis.core.GeoRadiusCommandArgs)
*/
@Override
public GeoResults> geoRadiusByMember(byte[] key, byte[] member, Distance radius,
GeoRadiusCommandArgs args) {
Assert.notNull(key, "Key must not be null!");
Assert.notNull(member, "Member must not be null!");
Assert.notNull(radius, "Radius must not be null!");
Assert.notNull(args, "Args must not be null!");
GeoArgs.Unit geoUnit = LettuceConverters.toGeoArgsUnit(radius.getMetric());
GeoArgs geoArgs = LettuceConverters.toGeoArgs(args);
Converter>, GeoResults>> geoResultsConverter = LettuceConverters
.geoRadiusResponseToGeoResultsConverter(radius.getMetric());
try {
if (isPipelined()) {
pipeline(connection.newLettuceResult(
getAsyncConnection().georadiusbymember(key, member, radius.getValue(), geoUnit, geoArgs),
geoResultsConverter));
return null;
}
if (isQueueing()) {
transaction(connection.newLettuceResult(
getAsyncConnection().georadiusbymember(key, member, radius.getValue(), geoUnit, geoArgs),
geoResultsConverter));
return null;
}
return geoResultsConverter
.convert(getConnection().georadiusbymember(key, member, radius.getValue(), geoUnit, geoArgs));
} catch (Exception ex) {
throw convertLettuceAccessException(ex);
}
}
/*
* (non-Javadoc)
* @see org.springframework.data.redis.connection.RedisGeoCommands#geoRemove(byte[], byte[][])
*/
@Override
public Long geoRemove(byte[] key, byte[]... values) {
return connection.zSetCommands().zRem(key, values);
}
private boolean isPipelined() {
return connection.isPipelined();
}
private boolean isQueueing() {
return connection.isQueueing();
}
private void pipeline(LettuceResult result) {
connection.pipeline(result);
}
private void transaction(LettuceResult result) {
connection.transaction(result);
}
private RedisClusterAsyncCommands getAsyncConnection() {
return connection.getAsyncConnection();
}
public RedisClusterCommands getConnection() {
return connection.getConnection();
}
private DataAccessException convertLettuceAccessException(Exception ex) {
return connection.convertLettuceAccessException(ex);
}
}
