001/* 002 * Copyright (c) 2007-2016 Concurrent, Inc. All Rights Reserved. 003 * 004 * Project and contact information: http://www.cascading.org/ 005 * 006 * This file is part of the Cascading project. 007 * 008 * Licensed under the Apache License, Version 2.0 (the "License"); 009 * you may not use this file except in compliance with the License. 010 * You may obtain a copy of the License at 011 * 012 * http://www.apache.org/licenses/LICENSE-2.0 013 * 014 * Unless required by applicable law or agreed to in writing, software 015 * distributed under the License is distributed on an "AS IS" BASIS, 016 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 017 * See the License for the specific language governing permissions and 018 * limitations under the License. 019 */ 020 021package cascading.flow; 022 023/** 024 * Constants to be used as key in {@link FlowStep#getFlowStepDescriptor}. 025 * <p/> 026 * See also {@link FlowDescriptors}. 027 */ 028public interface FlowStepDescriptors 029 { 030 /** String that can be used as a record separator. */ 031 String VALUE_SEPARATOR = "\u001E"; 032 033 /** Briefly describes the current FlowStep * */ 034 String DESCRIPTION = "description"; 035 036 /** Id of the FlowStep in an external system * */ 037 String EXTERNAL_ID = "external_id"; 038 039 /** Name of the FlowStep in an external system * */ 040 String EXTERNAL_NAME = "external_name"; 041 042 /** URL of the FlowStep in an external system * */ 043 String EXTERNAL_URL = "external_url"; 044 }