code: /**
   * Copyright 2018 Alexey Ragozin
   *
   * 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 org.gridkit.jvmtool.hflame;
  
  import java.io.File;
  import java.io.FileWriter;
  import java.io.IOException;
  import java.net.URI;
  
  public class HtmlTestHelper {
  
      public static void openBrowser(String content) throws IOException {
          File file = new File("target/html_out/" + System.currentTimeMillis() + ".html");
          file.getParentFile().mkdirs();
          FileWriter fw = new FileWriter(file);
          fw.append(content);
          fw.close();
          try {
              Class<?> desktopClass = Class.forName("java.awt.Desktop");
              // Desktop.isDesktopSupported()
              Boolean supported = (Boolean) desktopClass.
                  getMethod("isDesktopSupported").
                  invoke(null, new Object[0]);
              URI uri = file.toURI();
              if (supported) {
                  // Desktop.getDesktop();
                  Object desktop = desktopClass.getMethod("getDesktop").
                      invoke(null, new Object[0]);
                  // desktop.browse(uri);
                  desktopClass.getMethod("browse", URI.class).
                      invoke(desktop, uri);
                  return;
              }
          } catch (Exception e) {
              // ignore
          }
  
      }
  }
  