jasima.shopSim.core.Route Maven / Gradle / Ivy

Go to download
/*******************************************************************************
 * Copyright (c) 2010-2015 Torsten Hildebrandt and jasima contributors
 *
 * This file is part of jasima, v1.2.
 *
 * jasima is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * jasima is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with jasima.  If not, see .
 *******************************************************************************/
package jasima.shopSim.core;

import jasima.core.util.ValueStore;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Set;

/**
 * Simple container for Operations.
 * 
 * @version "$Id: Route.java 550 2015-01-23 15:07:23Z [email protected] $"
 */
public class Route implements ValueStore {

	private Operation[] operations;
	private HashMap valueStore;

	public Route() {
		super();
		operations = new Operation[0];
	}

	public Operation operation(int i) {
		return operations[i];
	}

	public void addSequentialOperation(Operation op) {
		ArrayList list = new ArrayList(
				Arrays.asList(operations));
		list.add(op);
		operations = list.toArray(new Operation[list.size()]);
	}

	public int numOperations() {
		return operations.length;
	}

	public List operations() {
		return Arrays.asList(operations);
	}

	public Operation[] ops() {
		return getOperations();
	}

	public Operation[] getOperations() {
		return operations;
	}

	public void setOperations(Operation[] ops) {
		if (ops == null)
			throw new IllegalArgumentException("'ops' mustn't be null.");
		operations = ops;
	}

	/**
	 * Offers a simple get/put-mechanism to store and retrieve information as a
	 * kind of global data store. This can be used as a simple extension
	 * mechanism.
	 * 
	 * @param key
	 *            The key name.
	 * @param value
	 *            value to assign to {@code key}.
	 * @see #valueStoreGet(Object)
	 */
	@Override
	public void valueStorePut(Object key, Object value) {
		if (valueStore == null)
			valueStore = new HashMap();
		valueStore.put(key, value);
	}

	/**
	 * Retrieves a value from the value store.
	 * 
	 * @param key
	 *            The entry to return, e.g., identified by a name.
	 * @return The value associated with {@code key}.
	 * @see #valueStorePut(Object, Object)
	 */
	@Override
	public Object valueStoreGet(Object key) {
		if (valueStore == null)
			return null;
		else
			return valueStore.get(key);
	}

	/**
	 * Returns the number of keys in the value store.
	 */
	@Override
	public int valueStoreGetNumKeys() {
		return (valueStore == null) ? 0 : valueStore.size();
	}

	/**
	 * Returns a list of all keys contained in the value store.
	 */
	@SuppressWarnings("unchecked")
	@Override
	public Set