src/main/java/com/irtimaled/bbor/common/BoundingBoxCache.java

   1 package com.irtimaled.bbor.common;
   2
   3 import com.irtimaled.bbor.common.models.AbstractBoundingBox;
   4
   5 import java.util.HashSet;
   6 import java.util.Map;
   7 import java.util.Set;
   8 import java.util.concurrent.ConcurrentHashMap;
   9
  10 public class BoundingBoxCache {
  11     private Map<AbstractBoundingBox, Set<AbstractBoundingBox>> cache = new ConcurrentHashMap<>();
  12
  13     public Map<AbstractBoundingBox, Set<AbstractBoundingBox>> getBoundingBoxes() {
  14         return cache;
  15     }
  16
  17     void clear() {
  18         cache.clear();
  19     }
  20
  21     public boolean isCached(AbstractBoundingBox key) {
  22         return cache.containsKey(key);
  23     }
  24
  25     public void addBoundingBoxes(AbstractBoundingBox key, Set<AbstractBoundingBox> boundingBoxes) {
  26         cache.put(key, boundingBoxes);
  27     }
  28
  29     public void addBoundingBox(AbstractBoundingBox key) {
  30         if(isCached(key)) return;
  31
  32         Set<AbstractBoundingBox> boundingBoxes = new HashSet<>();
  33         boundingBoxes.add(key);
  34         addBoundingBoxes(key, boundingBoxes);
  35     }
  36
  37     void removeBoundingBox(AbstractBoundingBox key) {
  38         cache.remove(key);
  39     }
  40 }