io.vertx.sqlclient.impl.SingletonSupplier Maven / Gradle / Ivy
/*
* Copyright (c) 2011-2023 Contributors to the Eclipse Foundation
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0, or the Apache License, Version 2.0
* which is available at https://www.apache.org/licenses/LICENSE-2.0.
*
* SPDX-License-Identifier: EPL-2.0 OR Apache-2.0
*/
package io.vertx.sqlclient.impl;
import io.vertx.core.Future;
import java.util.function.Supplier;
public class SingletonSupplier implements Supplier> {
public static Supplier> wrap(C connectOptions) {
return new SingletonSupplier<>(connectOptions);
}
private final C instance;
private final Future fut;
private SingletonSupplier(C instance) {
this.instance = instance;
this.fut = Future.succeededFuture(instance);
}
public C unwrap() {
return instance;
}
@Override
public Future get() {
return fut;
}
}