migratedb.v1.core.api.ClassProvider Maven / Gradle / Ivy
The newest version!
/*
* Copyright (C) Red Gate Software Ltd 2010-2021
* Copyright 2022-2024 The MigrateDB contributors
*
* 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 migratedb.v1.core.api;
import java.util.Collection;
import java.util.Collections;
/**
* A facility to obtain classes.
*/
public interface ClassProvider {
/**
* Retrieve all classes which implement the specified interface.
*
* @return The non-abstract classes that were found.
*/
Collection> getClasses();
/**
* @return Class provider that always returns an empty set of classes.
*/
static ClassProvider noClasses() {
return Collections::emptySet;
}
}