001/**
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *      http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018
019package org.apache.oozie.coord.input.logic;
020
021import org.apache.commons.lang.StringUtils;
022import org.apache.oozie.coord.CoordELFunctions;
023
024public class CoordInputLogicEvaluatorResult {
025
026    private STATUS status;
027    private String dataSets;
028
029    public static enum STATUS {
030        TRUE, FALSE, PHASE_TWO_EVALUATION, TIMED_WAITING
031    }
032
033    public CoordInputLogicEvaluatorResult() {
034    }
035
036    public CoordInputLogicEvaluatorResult(STATUS status, String dataSets) {
037        this.status = status;
038        this.dataSets = dataSets;
039    }
040
041    public CoordInputLogicEvaluatorResult(STATUS status) {
042        this.status = status;
043    }
044
045    public String getDataSets() {
046        return dataSets;
047    }
048
049    public void setDataSets(String dataSets) {
050        this.dataSets = dataSets;
051    }
052
053    public void appendDataSets(String inputDataSets) {
054        if (StringUtils.isEmpty(inputDataSets)) {
055            return;
056        }
057        if (StringUtils.isEmpty(this.dataSets)) {
058            this.dataSets = inputDataSets;
059        }
060        else {
061            this.dataSets = this.dataSets + CoordELFunctions.DIR_SEPARATOR + inputDataSets;
062        }
063    }
064
065    public void setStatus(STATUS status) {
066        this.status = status;
067    }
068
069    public STATUS getStatus() {
070        return status;
071    }
072
073    public boolean isTrue() {
074        if (status == null) {
075            return false;
076        }
077        switch (status) {
078            case TIMED_WAITING:
079            case PHASE_TWO_EVALUATION:
080            case TRUE:
081                return true;
082            default:
083                return false;
084        }
085
086    }
087
088    public boolean isWaiting() {
089        if (status == null) {
090            return false;
091        }
092        return status.equals(STATUS.TIMED_WAITING);
093
094    }
095
096    public boolean isPhaseTwoEvaluation() {
097        if (status == null) {
098            return false;
099        }
100        return status.equals(STATUS.PHASE_TWO_EVALUATION);
101
102    }
103
104}