org.apache.flink.runtime.externalresource.StaticExternalResourceInfoProvider Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.flink.runtime.externalresource;
import org.apache.flink.annotation.VisibleForTesting;
import org.apache.flink.api.common.externalresource.ExternalResourceInfo;
import java.util.Collections;
import java.util.Map;
import java.util.Set;
/**
* Static implementation of {@link ExternalResourceInfoProvider} which return fixed collection of
* {@link ExternalResourceInfo}.
*/
public class StaticExternalResourceInfoProvider implements ExternalResourceInfoProvider {
private final Map> externalResources;
public StaticExternalResourceInfoProvider(
Map> externalResources) {
this.externalResources = externalResources;
}
@Override
public Set getExternalResourceInfos(String resourceName) {
if (!externalResources.containsKey(resourceName)) {
return Collections.emptySet();
}
return Collections.unmodifiableSet(externalResources.get(resourceName));
}
@VisibleForTesting
Map> getExternalResources() {
return externalResources;
}
}