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/*
 * Copyright Camunda Services GmbH and/or licensed to Camunda Services GmbH
 * under one or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information regarding copyright
 * ownership. Camunda licenses this file to you under the Apache License,
 * Version 2.0; 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.camunda.bpm.engine.impl.cmd;

import java.io.Serializable;
import org.camunda.bpm.engine.impl.interceptor.Command;
import org.camunda.bpm.engine.impl.interceptor.CommandContext;
import org.camunda.bpm.engine.impl.util.EnsureUtil;
import org.camunda.bpm.engine.task.Comment;

import static org.camunda.bpm.engine.impl.util.EnsureUtil.*;


/**
 * @author [email protected]
 */
public class GetTaskCommentCmd implements Command, Serializable {

  private static final long serialVersionUID = 1L;
  protected String taskId;
  protected String commentId;

  public GetTaskCommentCmd(String taskId, String commentId) {
    this.taskId = taskId;
    this.commentId = commentId;
  }

  public Comment execute(CommandContext commandContext) {
    ensureNotNull("taskId", taskId);
    ensureNotNull("commentId", commentId);

    return commandContext
      .getCommentManager()
      .findCommentByTaskIdAndCommentId(taskId, commentId);
  }

}