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Elasticsearch subproject :server
/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch licenses this file to you 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 org.elasticsearch.search.aggregations.metrics;
import org.elasticsearch.search.aggregations.pipeline.PipelineAggregator;
import org.elasticsearch.search.aggregations.support.format.ValueFormatter;
import java.util.List;
import java.util.Map;
/**
*
*/
public abstract class InternalNumericMetricsAggregation extends InternalMetricsAggregation {
protected ValueFormatter valueFormatter;
public static abstract class SingleValue extends InternalNumericMetricsAggregation implements NumericMetricsAggregation.SingleValue {
protected SingleValue() {}
protected SingleValue(String name, List pipelineAggregators, Map metaData) {
super(name, pipelineAggregators, metaData);
}
@Override
public String getValueAsString() {
return valueFormatter.format(value());
}
@Override
public Object getProperty(List path) {
if (path.isEmpty()) {
return this;
} else if (path.size() == 1 && "value".equals(path.get(0))) {
return value();
} else {
throw new IllegalArgumentException("path not supported for [" + getName() + "]: " + path);
}
}
}
public static abstract class MultiValue extends InternalNumericMetricsAggregation implements NumericMetricsAggregation.MultiValue {
protected MultiValue() {}
protected MultiValue(String name, List pipelineAggregators, Map metaData) {
super(name, pipelineAggregators, metaData);
}
public abstract double value(String name);
public String valueAsString(String name) {
return valueFormatter.format(value(name));
}
@Override
public Object getProperty(List path) {
if (path.isEmpty()) {
return this;
} else if (path.size() == 1) {
return value(path.get(0));
} else {
throw new IllegalArgumentException("path not supported for [" + getName() + "]: " + path);
}
}
}
private InternalNumericMetricsAggregation() {} // for serialization
private InternalNumericMetricsAggregation(String name, List pipelineAggregators, Map metaData) {
super(name, pipelineAggregators, metaData);
}
}