public void suspendProcessDefinitionByKey(String processDefinitionKey) {
commandExecutor.execute(new SuspendProcessDefinitionCmd(null, processDefinitionKey, false, null));
}
public void suspendProcessDefinitionByKey(String processDefinitionKey, boolean suspendProcessInstances, Date suspensionDate) {
commandExecutor.execute(new SuspendProcessDefinitionCmd(null, processDefinitionKey, suspendProcessInstances, suspensionDate));
}