content: /*
   * Copyright 2010-2025 Hyland Software, Inc. and its affiliates.
   *
   * 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.activiti.engine.impl.cmd;
  
  import java.util.List;
  import org.activiti.engine.event.EventLogEntry;
  import org.activiti.engine.impl.interceptor.Command;
  import org.activiti.engine.impl.interceptor.CommandContext;
  
  /**
  
   */
  public class GetEventLogEntriesCmd implements Command<List<EventLogEntry>> {
  
      protected String processInstanceId;
      protected Long startLogNr;
      protected Long pageSize;
  
      public GetEventLogEntriesCmd() {}
  
      public GetEventLogEntriesCmd(String processInstanceId) {
          this.processInstanceId = processInstanceId;
      }
  
      public GetEventLogEntriesCmd(Long startLogNr, Long pageSize) {
          this.startLogNr = startLogNr;
          this.pageSize = pageSize;
      }
  
      @Override
      public List<EventLogEntry> execute(CommandContext commandContext) {
          if (processInstanceId != null) {
              return commandContext
                  .getEventLogEntryEntityManager()
                  .findEventLogEntriesByProcessInstanceId(processInstanceId);
          } else if (startLogNr != null) {
              return commandContext
                  .getEventLogEntryEntityManager()
                  .findEventLogEntries(startLogNr, pageSize != null ? pageSize : -1);
          } else {
              return commandContext.getEventLogEntryEntityManager().findAllEventLogEntries();
          }
      }
  }
  