org.activiti.engine.impl.cmd.NeedsActiveProcessDefinitionCmd Maven / Gradle / Ivy
/* 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.io.Serializable;
import org.activiti.engine.ActivitiException;
import org.activiti.engine.ActivitiObjectNotFoundException;
import org.activiti.engine.impl.interceptor.Command;
import org.activiti.engine.impl.interceptor.CommandContext;
import org.activiti.engine.impl.persistence.entity.ProcessDefinitionEntity;
import org.activiti.engine.impl.util.ProcessDefinitionUtil;
import org.activiti.engine.repository.ProcessDefinition;
/**
*/
public abstract class NeedsActiveProcessDefinitionCmd implements Command, Serializable {
private static final long serialVersionUID = 1L;
protected String processDefinitionId;
public NeedsActiveProcessDefinitionCmd(String processDefinitionId) {
this.processDefinitionId = processDefinitionId;
}
public T execute(CommandContext commandContext) {
ProcessDefinitionEntity processDefinition = ProcessDefinitionUtil.getProcessDefinitionFromDatabase(processDefinitionId);
if (processDefinition == null) {
throw new ActivitiObjectNotFoundException("No process definition found for id = '" + processDefinitionId + "'", ProcessDefinition.class);
}
if (processDefinition.isSuspended()) {
throw new ActivitiException("Cannot execute operation because process definition '" + processDefinition.getName() + "' (id=" + processDefinition.getId() + ") is suspended");
}
return execute(commandContext, processDefinition);
}
/**
* Subclasses should implement this. The provided {@link ProcessDefinition} is guaranteed to be an active process definition (ie. not suspended).
*/
protected abstract T execute(CommandContext commandContext, ProcessDefinitionEntity processDefinition);
}