android/sdk/src/main/java/com/taobao/weex/ui/action/GraphicActionUpdateAttr.java

/**
 * 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 com.taobao.weex.ui.action;

import com.taobao.weex.WXSDKManager;
import com.taobao.weex.ui.component.WXComponent;

import java.util.Map;

public class GraphicActionUpdateAttr extends BasicGraphicAction {

  private Map<String, String> mAttrs;
  private WXComponent component;

  public GraphicActionUpdateAttr(String pageId, String ref,
                                 Map<String, String> attrs) {
    super(pageId, ref);
    this.mAttrs = attrs;

    component = WXSDKManager.getInstance().getWXRenderManager().getWXComponent(getPageId(), getRef());
    if (component == null) {
      return;
    }
    if (mAttrs != null) {
      component.addAttr(mAttrs);
    }
  }

  @Override
  public void executeAction() {
    if (component == null) {
      return;
    }
    component.getAttrs().mergeAttr();
    component.updateAttrs(mAttrs);
  }
}