content: /**
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you 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.apache.weex.utils.cache;
  
  import org.apache.weex.bridge.ModuleFactory;
  import org.apache.weex.bridge.WXModuleManager;
  import org.apache.weex.ui.IFComponentHolder;
  import org.apache.weex.ui.WXComponentRegistry;
  import org.apache.weex.ui.config.AutoScanConfigRegister;
  import org.apache.weex.utils.WXLogUtils;
  
  import java.util.Map;
  import java.util.concurrent.ConcurrentHashMap;
  
  public class RegisterCache {
      private static Map<String, ModuleCache> moduleCacheMap = new ConcurrentHashMap<>();
      private static Map<String, ComponentCache> componentCacheMap = new ConcurrentHashMap<>();
      private static RegisterCache registerCache;
  
      private boolean enable = false;
  
      private boolean enableAutoScan = true;
  
      public static RegisterCache getInstance() {
          if (registerCache == null) {
              synchronized (RegisterCache.class) {
                  if (registerCache == null) {
                      registerCache = new RegisterCache();
                  }
              }
          }
          return registerCache;
      }
  
      private RegisterCache() {
  
      }
  
      private volatile boolean finished = false;
  
      private volatile int doNotCacheSize = Integer.MAX_VALUE;
  
      public void setEnable(boolean enable) {
          this.enable = enable;
      }
  
      private boolean enableCache() {
          return enable;
      }
  
      private boolean canCache() {
          return enableCache()
                  && !finished
                  && getDoNotCacheSize() < 1;
      }
  
      public boolean enableAutoScan() {
          return enableAutoScan;
      }
  
      public void setEnableAutoScan(boolean enableAutoScan) {
          if(this.enableAutoScan != enableAutoScan) {
              if(enableAutoScan) {
                  AutoScanConfigRegister.doScanConfig();
              }
              this.enableAutoScan = enableAutoScan;
          }
  
      }
  
      private int getDoNotCacheSize() {
          return doNotCacheSize--;
      }
  
      public void setDoNotCacheSize(int doNotCacheSize) {
          this.doNotCacheSize = doNotCacheSize;
      }
  
      public boolean idle(boolean atCreateInstance) {
          if (finished)
              return true;
  
          String message;
          if(atCreateInstance) {
              message = "idle from create instance";
          } else {
              message = "idle from external";
          }
  
          WXLogUtils.e(message + " cache size is " + (moduleCacheMap.size() + componentCacheMap.size()));
  
          finished = true;
          CacheComponentRegister();
          CacheModuleRegister();
          return true;
      }
  
      public boolean cacheModule(final String moduleName, final ModuleFactory factory, final boolean global) {
          if (!canCache()) {
              return false;
          }
          try {
              moduleCacheMap.put(moduleName, new ModuleCache(moduleName, factory, global));
          } catch (Exception e) {
              return false;
          }
          return true;
      }
  
  
      public boolean cacheComponent(final String type, final IFComponentHolder holder, final Map<String, Object> componentInfo) {
          if (!canCache()) {
              return false;
          }
          try {
              componentCacheMap.put(type, new ComponentCache(type, holder, componentInfo));
          } catch (Exception e) {
              return false;
          }
          return true;
      }
  
  
      private void CacheComponentRegister() {
          if (componentCacheMap.isEmpty())
              return;
          WXComponentRegistry.registerComponent(componentCacheMap);
      }
  
  
      private void CacheModuleRegister() {
          if (moduleCacheMap.isEmpty())
              return;
  
          WXModuleManager.registerModule(moduleCacheMap);
      }
  
      public class ModuleCache {
          public final String name;
          public final ModuleFactory factory;
          public final boolean global;
  
          ModuleCache(String moduleName, ModuleFactory factory, boolean global) {
              this.name = moduleName;
              this.factory = factory;
              this.global = global;
          }
      }
  
  
      public class ComponentCache {
          public final String type;
          public final IFComponentHolder holder;
          public final Map<String, Object> componentInfo;
  
          ComponentCache(String type, IFComponentHolder holder, Map<String, Object> componentInfo) {
              this.type = type;
              this.componentInfo = componentInfo;
              this.holder = holder;
          }
      }
  
  
  
  }
  