org.powertac.factoredcustomer.ParserFunctions Maven / Gradle / Ivy

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/* Copyright 2011 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.powertac.factoredcustomer;

import java.util.HashMap;
import java.util.Map;


/**
 * Utility class with functions used to build the various structure objects.
 *
 * @author Prashant Reddy
 */
final class ParserFunctions
{
  static double[] parseDoubleArray (String input)
  {
    String[] items = input.split(",");
    double[] ret = new double[items.length];
    for (int i = 0; i < items.length; ++i) {
      ret[i] = Double.parseDouble(items[i]);
    }
    return ret;
  }

  static double[][] parseMapToDoubleArray (String input)
  {
    String[] pairs = input.split(",");
    double[][] ret = new double[pairs.length][2];
    for (int i = 0; i < pairs.length; ++i) {
      String[] vals = pairs[i].split(":");
      ret[i][0] = Double.parseDouble(vals[0]);
      ret[i][1] = Double.parseDouble(vals[1]);
    }
    return ret;
  }

  static Map parseRangeMap (String input)
  {
    Map map = new HashMap<>();
    String[] pairs = input.split(",");
    for (String pair : pairs) {
      String[] parts = pair.split(":");
      Double value = Double.parseDouble(parts[1]);
      String[] range = parts[0].split("~");
      Integer start = Integer.parseInt(range[0].trim());
      Integer end = Integer.parseInt(range[1].trim());
      for (Integer key = start; key <= end; ++key) {
        map.put(key, value);
      }
    }
    return map;
  }
}