MaxConstraint.java

/*
 * Copyright (c) 2014 EMC Corporation
 * All Rights Reserved
 */

package com.emc.storageos.customconfigcontroller;

import java.util.Map;

import com.emc.storageos.customconfigcontroller.exceptions.CustomConfigControllerException;

public class MaxConstraint extends CustomConfigConstraint {

    private Map<String, Double> maxVals = null;

    @Override
    public String applyConstraint(String dataField, String systemType) {
        Double val = Double.parseDouble(dataField);
        Double maxVal = getMaxVal(systemType);
        if (val > maxVal) {
            return maxVal.toString();
        }
        return dataField;
    }

    @Override
    public void validate(String dataField, String systemType) {
        Double maxVal = getMaxVal(systemType);
        Double val = Double.parseDouble(dataField);
        if (val > maxVal) {
            throw CustomConfigControllerException.exceptions.maxConstraintViolated(
                    val, maxVal);
        }
    }

    private Double getMaxVal(String systemType) {
        if (maxVals.containsKey(systemType)) {
            return maxVals.get(systemType);
        }
        return maxVals.get(CustomConfigConstants.DEFAULT_KEY);
    }

    public Map<String, Double> getMaxVals() {
        return maxVals;
    }

    public void setMaxVals(Map<String, Double> maxVals) {
        this.maxVals = maxVals;
    }

}