content: /*
   * Copyright (C) 2020 The Android Open Source Project
   *
   * 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 androidx.constraintlayout.core.motion.utils;
  
  import java.util.Arrays;
  import java.util.HashMap;
  
  /**
   * Used by KeyTimeCycles (and any future time dependent behaviour) to cache its current parameters
   * to maintain consistency across requestLayout type rebuilds.
   */
  public class KeyCache {
  
      HashMap<Object, HashMap<String, float[]>> mMap = new HashMap<>();
  
      // @TODO: add description
      public void setFloatValue(Object view, String type, int element, float value) {
          if (!mMap.containsKey(view)) {
              HashMap<String, float[]> array = new HashMap<>();
              float[] vArray = new float[element + 1];
              vArray[element] = value;
              array.put(type, vArray);
              mMap.put(view, array);
          } else {
              HashMap<String, float[]> array = mMap.get(view);
              if (array == null) {
                  array = new HashMap<>();
              }
  
              if (!array.containsKey(type)) {
                  float[] vArray = new float[element + 1];
                  vArray[element] = value;
                  array.put(type, vArray);
                  mMap.put(view, array);
              } else {
                  float[] vArray = array.get(type);
                  if (vArray == null) {
                      vArray = new float[0];
                  }
                  if (vArray.length <= element) {
                      vArray = Arrays.copyOf(vArray, element + 1);
                  }
                  vArray[element] = value;
                  array.put(type, vArray);
              }
          }
      }
  
      // @TODO: add description
      public float getFloatValue(Object view, String type, int element) {
          if (!mMap.containsKey(view)) {
              return Float.NaN;
          } else {
              HashMap<String, float[]> array = mMap.get(view);
              if (array == null || !array.containsKey(type)) {
                  return Float.NaN;
              }
              float[] vArray = array.get(type);
              if (vArray == null) {
                  return Float.NaN;
              }
              if (vArray.length > element) {
                  return vArray[element];
              }
              return Float.NaN;
          }
      }
  }
  