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Main ACS AEM Commons OSGi Bundle. Includes commons utilities.

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/*
 * ACS AEM Commons
 *
 * Copyright (C) 2013 - 2023 Adobe
 *
 * 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 com.adobe.acs.commons.reports.internal;

import java.io.IOException;

import javax.servlet.Servlet;
import javax.servlet.ServletException;

import org.apache.sling.api.SlingHttpServletRequest;
import org.apache.sling.api.SlingHttpServletResponse;
import org.apache.sling.api.servlets.SlingSafeMethodsServlet;
import org.jetbrains.annotations.NotNull;
import org.osgi.service.component.annotations.Component;

import com.adobe.granite.ui.components.rendercondition.RenderCondition;
import com.github.jknack.handlebars.Handlebars;

@Component(service = { Servlet.class }, property = {
    "sling.servlet.resourceTypes=acs-commons/components/report-builder/rendercondition" })
public class ReportsRenderCondition extends SlingSafeMethodsServlet {

  private static final long serialVersionUID = 8821022395219226632L;

  @Override
  protected void doGet(@NotNull SlingHttpServletRequest request, @NotNull SlingHttpServletResponse response)
      throws ServletException, IOException {
    request.setAttribute(RenderCondition.class.getName(), INSTANCE);
  }

  private static final RenderCondition INSTANCE = new RenderCondition() {
    @Override
    public boolean check() {
      try {
        new Handlebars();
        return true;
      } catch (NoClassDefFoundError e) {
        return false;
      }
    }
  };
}