kieker.model.repository.AllocationRepository Maven / Gradle / Ivy

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/***************************************************************************
 * Copyright 2022 Kieker Project (http://kieker-monitoring.net)
 *
 * 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 kieker.model.repository;

import java.util.Collection;
import java.util.Hashtable;
import java.util.Map;

import kieker.model.system.model.AllocationComponent;
import kieker.model.system.model.AssemblyComponent;
import kieker.model.system.model.ExecutionContainer;

/**
 *
 * @author Andre van Hoorn
 *
 * @since 1.1
 */
public class AllocationRepository extends AbstractRepository {
	public static final AllocationComponent ROOT_ALLOCATION_COMPONENT = new AllocationComponent(
			SystemModelRepository.ROOT_ELEMENT_ID, AssemblyRepository.ROOT_ASSEMBLY_COMPONENT,
			ExecutionEnvironmentRepository.ROOT_EXECUTION_CONTAINER);

	private final Map allocationComponentInstancesByName = new Hashtable<>(); // NOPMD
																											// (UseConcurrentHashMap)
	private final Map allocationComponentInstancesById = new Hashtable<>(); // NOPMD
																											// (UseConcurrentHashMap)

	/**
	 * Creates a new instance of this class using the given parameters.
	 *
	 * @param systemFactory
	 *            The system factory.
	 */
	public AllocationRepository(final SystemModelRepository systemFactory) {
		super(systemFactory);
	}

	/**
	 * Returns the instance for the passed factoryIdentifier; null if no instance
	 * with this factoryIdentifier.
	 *
	 * @param namedIdentifier
	 *            The identifier to search for.
	 *
	 * @return The corresponding instance if it exists.
	 */
	public final AllocationComponent lookupAllocationComponentInstanceByNamedIdentifier(final String namedIdentifier) {
		return this.allocationComponentInstancesByName.get(namedIdentifier);
	}

	public final AllocationComponent createAndRegisterAllocationComponentInstance(final String namedIdentifier,
			final AssemblyComponent assemblyComponentInstance, final ExecutionContainer executionContainer) {
		if (this.allocationComponentInstancesByName.containsKey(namedIdentifier)) {
			throw new IllegalArgumentException("Element with name " + namedIdentifier + "exists already");
		}
		final int id = this.getAndIncrementNextId();
		final AllocationComponent newInst = new AllocationComponent(id, assemblyComponentInstance, executionContainer);
		this.allocationComponentInstancesById.put(id, newInst);
		this.allocationComponentInstancesByName.put(namedIdentifier, newInst);
		return newInst;
	}

	public final Collection getAllocationComponentInstances() {
		return this.allocationComponentInstancesById.values();
	}
}