# AppserversReportsBuilder.java

    /*
    ** Module   : AppserversReportsBuilder.java
    ** Abstract : AppserversReportsBuilder is a PDF report builder to produce Appservers reports.
    **
    ** Copyright (c) 2024, Golden Code Development Corporation.
    **
    ** -#- -I- --Date-- ----------------Description----------------------
    ** 001 GBB 20241009 Created initial version.
    */
    /*
    ** This program is free software: you can redistribute it and/or modify
    ** it under the terms of the GNU Affero General Public License as
    ** published by the Free Software Foundation, either version 3 of the
    ** License, or (at your option) any later version.
    **
    ** This program 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 Affero General Public License for more details.
    **
    ** You may find a copy of the GNU Affero GPL version 3 at the following
    ** location: https://www.gnu.org/licenses/agpl-3.0.en.html
    **
    ** Additional terms under GNU Affero GPL version 3 section 7:
    **
    **   Under Section 7 of the GNU Affero GPL version 3, the following additional
    **   terms apply to the works covered under the License.  These additional terms
    **   are non-permissive additional terms allowed under Section 7 of the GNU
    **   Affero GPL version 3 and may not be removed by you.
    **
    **   0. Attribution Requirement.
    **
    **     You must preserve all legal notices or author attributions in the covered
    **     work or Appropriate Legal Notices displayed by works containing the covered
    **     work.  You may not remove from the covered work any author or developer
    **     credit already included within the covered work.
    **
    **   1. No License To Use Trademarks.
    **
    **     This license does not grant any license or rights to use the trademarks
    **     Golden Code, FWD, any Golden Code or FWD logo, or any other trademarks
    **     of Golden Code Development Corporation. You are not authorized to use the
    **     name Golden Code, FWD, or the names of any author or contributor, for
    **     publicity purposes without written authorization.
    **
    **   2. No Misrepresentation of Affiliation.
    **
    **     You may not represent yourself as Golden Code Development Corporation or FWD.
    **
    **     You may not represent yourself for publicity purposes as associated with
    **     Golden Code Development Corporation, FWD, or any author or contributor to
    **     the covered work, without written authorization.
    **
    **   3. No Misrepresentation of Source or Origin.
    **
    **     You may not represent the covered work as solely your work.  All modified
    **     versions of the covered work must be marked in a reasonable way to make it
    **     clear that the modified work is not originating from Golden Code Development
    **     Corporation or FWD.  All modified versions must contain the notices of
    **     attribution required in this license.
    */

    package com.goldencode.p2j.admin.server.reports;

    import com.goldencode.p2j.admin.*;
    import com.goldencode.p2j.admin.shared.*;

    import java.text.*;
    import java.util.*;
    import java.util.stream.Stream;

    /**
     * AppserversReportsBuilder is a PDF report builder to produce appservers reports.
     */
    class AppserversReportsBuilder
    extends AbstractReportBuilder<AbstractReportBuilder.SimpleHeader,
       AppserverInfo.AgentInfo,
       AbstractReportBuilder.SimpleFooter>
    {
       /** The data and time format, same as in ClassicAppserverView. */
       private static final String RFC_2822_FORMAT = "EEE, d MMM yyyy HH:mm:ss Z";

       /** The data and time formatter, same as in ClassicAppserverView. */
       private static final SimpleDateFormat DATE_FORMATTER = new SimpleDateFormat(RFC_2822_FORMAT);

       /** The report header */
       private final SimpleHeader header;

       /** The report footer */
       private final SimpleFooter footer;

       /**
        * Creates the users reports builder.
        *
        * @param    request
        *           The report request
        */
       AppserversReportsBuilder(ReportRequest request)
       {
          super(Reports.APPSERVERS.name());

          Map<String, String> reportParameters = request.getReportParameters();
          String title = reportParameters.getOrDefault(ReportParameters.TITLE.getParameter(), "");

          header = new SimpleHeader();
          header.setHeader(title);

          footer = new SimpleFooter();

          int pageToPreview = getPreviewPageNumber(reportParameters);
          if (pageToPreview > 0)
          {
             setPreviewPage(pageToPreview);
          }

          String action = reportParameters.getOrDefault(ReportParameters.ACTION.getParameter(), "");

          setSelfPrintedDocument(!action.isEmpty());
       }

       /**
        * Returns the stream of {@link UserAccountData} objects.
        *
        * @return  see above
        */
       @Override
       protected Stream<AppserverInfo.AgentInfo> getDataStream()
       {
          List<AppserverInfo.AgentInfo> agentInfoList = new ArrayList<>();
          for (AppserverInfo appserverInfo : AdminServerImpl.getAppserverList())
          {
             if (appserverInfo.agentInfos != null && appserverInfo.agentInfos.length > 0)
             {
                agentInfoList.addAll(Arrays.asList(appserverInfo.agentInfos));
             }
          }

          agentInfoList.sort(Comparator.comparing((AppserverInfo.AgentInfo a) -> a.appserverName)
                                       .thenComparingInt(a -> a.agentId));

          return agentInfoList.stream();
       }

       /**
        * Returns report columns.
        *
        * @return  see above
        */
       @Override
       protected List<ColumnInfo<AppserverInfo.AgentInfo>> getColumns()
       {
          ArrayList<ColumnInfo<AppserverInfo.AgentInfo>> columns = new ArrayList<>();
          columns.add(new ColumnInfo<>("Appserver", agentInfo -> agentInfo.appserverName));
          columns.add(new ColumnInfo<>("Agent ID", agentInfo -> String.valueOf(agentInfo.agentId)));
          columns.add(new ColumnInfo<>("Agent PID", agentInfo -> String.valueOf(agentInfo.pid)));
          columns.add(new ColumnInfo<>("Agent Start Time",
                                       agentInfo -> formatDate(agentInfo.agentStartTime)));
          columns.add(new ColumnInfo<>("State", agentInfo -> agentInfo.state));
          columns.add(new ColumnInfo<>("Bound", agentInfo -> String.valueOf(agentInfo.bound)));
          columns.add(new ColumnInfo<>("Session Start Time",
                                       agentInfo -> formatDate(agentInfo.sessionStartTime)));
          columns.add(new ColumnInfo<>("Session Procedure", agentInfo -> agentInfo.sessionProcedure));
          columns.add(new ColumnInfo<>("Client", agentInfo -> agentInfo.clientType));
          return columns;
       }

       /**
        * Returns the header data. The concrete implementation must provide the header data.
        *
        * @return   The header data
        */
       @Override
       protected SimpleHeader getReportHeader()
       {
          return header;
       }

       /**
        * Returns the footer data. The concrete implementation must provide the footer data.
        *
        * @return   The footer data
        */
       @Override
       protected SimpleFooter getReportFooter()
       {
          return footer;
       }

       /**
        * Formats the date using {@link #DATE_FORMATTER}.
        *
        * @param    date
        *           The date to be formatted.
        *
        * @return   The formatted date.
        */
       private String formatDate(Date date)
       {
          return date == null ? "" : DATE_FORMATTER.format(date);
       }
    }