/*

* Copyright 2014 Splunk, Inc.

*

* 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 com.splunk;

import com.google.gson.JsonElement;

import com.google.gson.JsonObject;

import com.google.gson.JsonPrimitive;

/**

* Specifies a filter in a pivot on a numeric field.

*/

public class NumberPivotFilter extends PivotFilter {

private final NumberComparison comparison;

private final double comparisonValue;

NumberPivotFilter(DataModelObject dataModelObject, String field,

NumberComparison comparison, double comparisonValue) {

super(dataModelObject, field);

if (dataModelObject.getField(field).getType() != FieldType.NUMBER) {

throw new IllegalArgumentException("Field " + field + " on the data model object was of type "

+ dataModelObject.getField(field).getType().toString() + ", expected number.");

}

this.comparison = comparison;

this.comparisonValue = comparisonValue;

}

@Override

JsonElement toJson() {

JsonObject root = new JsonObject();

addCommonFields(root);

root.add("comparator", new JsonPrimitive(this.comparison.toString()));

root.add("compareTo", new JsonPrimitive(this.comparisonValue));

return root;

}

}