content: /*
   *  Copyright (c) 2023-2025, Agents-Flex (fuhai999@gmail.com).
   *  <p>
   *  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
   *  <p>
   *  http://www.apache.org/licenses/LICENSE-2.0
   *  <p>
   *  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 com.agentsflex.core.util;
  
  import java.util.ArrayList;
  import java.util.List;
  
  public class VectorUtil {
  
      public static float[] toFloatArray(double[] vector) {
          if (vector == null) {
              return null;
          }
          float[] output = new float[vector.length];
          for (int i = 0; i < vector.length; i++) {
              output[i] = (float) vector[i];
          }
          return output;
      }
  
  
      public static List<Float> toFloatList(double[] vector) {
          if (vector == null) {
              return null;
          }
          List<Float> output = new ArrayList<>(vector.length);
          for (double v : vector) {
              output.add((float) v);
          }
          return output;
      }
  
      public static double[] convertToVector(List<Float> floats) {
          if (floats == null) {
              return null;
          }
          double[] output = new double[floats.size()];
          int index = 0;
          for (Float aFloat : floats) {
              output[index++] = aFloat;
          }
          return output;
      }
  }
  