content: /*
   * This library is part of OpenCms -
   * the Open Source Content Management System
   *
   * Copyright (c) Alkacon Software GmbH & Co. KG (https://www.alkacon.com)
   *
   * This library is free software; you can redistribute it and/or
   * modify it under the terms of the GNU Lesser General Public
   * License as published by the Free Software Foundation; either
   * version 2.1 of the License, or (at your option) any later version.
   *
   * This library is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
   * Lesser General Public License for more details.
   *
   * For further information about Alkacon Software, please see the
   * company website: https://www.alkacon.com
   *
   * For further information about OpenCms, please see the
   * project website: https://www.opencms.org
   *
   * You should have received a copy of the GNU Lesser General Public
   * License along with this library; if not, write to the Free Software
   * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   */
  
  package org.opencms.ui.apps.shell;
  
  import org.opencms.file.CmsObject;
  import org.opencms.main.CmsShell;
  import org.opencms.module.Messages;
  import org.opencms.report.A_CmsReportThread;
  
  import java.io.ByteArrayOutputStream;
  import java.io.PrintStream;
  
  /**
   * Thread for run shell script
   */
  public class CmsShellScriptThread extends A_CmsReportThread {
  
      /** Object used as lock to prevent multiple shell script threads from running at the same time. */
      private static final Object LOCK = new Object();
  
      /**Script to run.*/
      private String m_script;
  
      /**
       * public constructor.<p>
       *
       * @param cms CmsObject
       * @param script Script to run
       */
      public CmsShellScriptThread(CmsObject cms, String script) {
  
          super(cms, "shellscript");
          initHtmlReport(cms.getRequestContext().getLocale());
          m_script = script;
      }
  
      /**
       * @see org.opencms.report.A_CmsReportThread#getReportUpdate()
       */
      @Override
      public String getReportUpdate() {
  
          return getReport().getReportUpdate();
      }
  
      /**
       * @see java.lang.Thread#run()
       */
      @Override
      public void run() {
  
          synchronized (LOCK) {
              String script = "echo on\n" + m_script;
              ByteArrayOutputStream buffer = new ByteArrayOutputStream();
              PrintStream out = new PrintStream(buffer);
              final CmsShell shell = new CmsShell(getCms(), "${user}@${project}:${siteroot}|${uri}>", null, out, out);
  
              String[] subscripts = script.split("\n");
              int stringPos = 0;
              for (String subscript : subscripts) {
                  shell.execute(subscript);
                  out.flush();
                  String res = buffer.toString();
                  getReport().println(
                      Messages.get().container(Messages.RPT_IMPORT_SCRIPT_OUTPUT_1, res.substring(stringPos)));
                  stringPos = res.length();
              }
          }
      }
  
  }
  