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/*
* Copyright 2014 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.yarn.fs;
import java.util.Map;
import org.apache.hadoop.yarn.api.records.LocalResource;
/**
* Extension of {@link ResourceLocalizer} adding functionality to
* use multiple {@link ResourceLocalizer}s.
*
* @author Janne Valkealahti
*
*/
public interface MultiResourceLocalizer extends ResourceLocalizer {
/**
* Gets a map of {@link LocalResource} instances identified by
* an arbitrary id. Passing null
or unknown id
* will fall back to base method {@link ResourceLocalizer#getResources()}.
*
* @param id identifier for local resources
* @return The map containing {@link LocalResource} instances
* @see ResourceLocalizer#getResources()
*/
Map getResources(String id);
}