Package org.activiti.engine.impl.cmd

Source Code of org.activiti.engine.impl.cmd.SetProcessDefinitionCategoryCmd

/* 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 org.activiti.engine.ActivitiIllegalArgumentException;
import org.activiti.engine.ActivitiObjectNotFoundException;
import org.activiti.engine.delegate.event.ActivitiEventType;
import org.activiti.engine.delegate.event.impl.ActivitiEventBuilder;
import org.activiti.engine.impl.interceptor.Command;
import org.activiti.engine.impl.interceptor.CommandContext;
import org.activiti.engine.impl.persistence.deploy.DeploymentCache;
import org.activiti.engine.impl.persistence.entity.ProcessDefinitionEntity;
import org.activiti.engine.repository.ProcessDefinition;

/**
* @author Joram Barrez
*/
public class SetProcessDefinitionCategoryCmd implements Command<Void> {

  protected String processDefinitionId;
  protected String category;
 
  public SetProcessDefinitionCategoryCmd(String processDefinitionId, String category) {
    this.processDefinitionId = processDefinitionId;
    this.category = category;
  }
 
  public Void execute(CommandContext commandContext) {
   
    if (processDefinitionId == null) {
      throw new ActivitiIllegalArgumentException("Process definition id is null");
    }
   
    ProcessDefinitionEntity processDefinition = commandContext
            .getProcessDefinitionEntityManager()
            .findProcessDefinitionById(processDefinitionId);

    if (processDefinition == null) {
      throw new ActivitiObjectNotFoundException("No process definition found for id = '" + processDefinitionId + "'", ProcessDefinition.class);
    }
   
    // Update category
    processDefinition.setCategory(category);
   
    // Remove process definition from cache, it will be refetched later
    DeploymentCache<ProcessDefinitionEntity> processDefinitionCache =
        commandContext.getProcessEngineConfiguration().getProcessDefinitionCache();
    if (processDefinitionCache != null) {
      processDefinitionCache.remove(processDefinitionId);
    }
   
    if (commandContext.getEventDispatcher().isEnabled()) {
      commandContext.getEventDispatcher().dispatchEvent(
          ActivitiEventBuilder.createEntityEvent(ActivitiEventType.ENTITY_UPDATED, processDefinition));
    }
   
    return null;
  }
 
  public String getProcessDefinitionId() {
    return processDefinitionId;
  }
 
  public void setProcessDefinitionId(String processDefinitionId) {
    this.processDefinitionId = processDefinitionId;
  }

  public String getCategory() {
    return category;
  }
 
  public void setCategory(String category) {
    this.category = category;
  }
 
}
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