com.arangodb.shaded.vertx.ext.web.client.impl.cache.SharedDataCacheStore Maven / Gradle / Ivy
/*
* Copyright 2021 Red Hat, Inc.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* and Apache License v2.0 which accompanies this distribution.
*
* The Eclipse Public License is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* The Apache License v2.0 is available at
* http://www.opensource.org/licenses/apache2.0.php
*
* You may elect to redistribute this code under either of these licenses.
*/
package com.arangodb.shaded.vertx.ext.web.client.impl.cache;
import com.arangodb.shaded.vertx.core.Future;
import com.arangodb.shaded.vertx.core.Vertx;
import com.arangodb.shaded.vertx.core.shareddata.AsyncMap;
import com.arangodb.shaded.vertx.core.shareddata.SharedData;
import com.arangodb.shaded.vertx.ext.web.client.spi.CacheStore;
/**
* A basic implementation of a {@link CacheStore} using an {@link AsyncMap} from {@link SharedData}.
*
* @author Craig Day
*/
public class SharedDataCacheStore implements CacheStore {
private static final String ASYNC_MAP_NAME = "HttpCacheStore";
private final SharedData sharedData;
public SharedDataCacheStore(Vertx vertx) {
this.sharedData = vertx.sharedData();
}
@Override
public Future get(CacheKey key) {
return asyncMap().compose(map -> map.get(key));
}
@Override
public Future set(CacheKey key, CachedHttpResponse response) {
return asyncMap()
.compose(map -> map.put(key, response))
.map(response);
}
@Override
public Future delete(CacheKey key) {
return asyncMap().compose(map -> map.remove(key)).mapEmpty();
}
@Override
public Future flush() {
return asyncMap().compose(AsyncMap::clear);
}
private Future> asyncMap() {
return sharedData.getAsyncMap(ASYNC_MAP_NAME);
}
}