org.elasticsearch.search.aggregations.metrics.InternalNumericMetricsAggregation Maven / Gradle / Ivy
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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.common.io.stream.StreamInput;
import org.elasticsearch.search.DocValueFormat;
import org.elasticsearch.search.aggregations.InternalAggregation;
import org.elasticsearch.search.aggregations.pipeline.PipelineAggregator;
import java.io.IOException;
import java.util.List;
import java.util.Map;
import java.util.Objects;
public abstract class InternalNumericMetricsAggregation extends InternalAggregation {
private static final DocValueFormat DEFAULT_FORMAT = DocValueFormat.RAW;
protected DocValueFormat format = DEFAULT_FORMAT;
public abstract static class SingleValue extends InternalNumericMetricsAggregation implements NumericMetricsAggregation.SingleValue {
protected SingleValue(String name, List pipelineAggregators, Map metaData) {
super(name, pipelineAggregators, metaData);
}
/**
* Read from a stream.
*/
protected SingleValue(StreamInput in) throws IOException {
super(in);
}
@Override
public String getValueAsString() {
return format.format(value()).toString();
}
@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 abstract static class MultiValue extends InternalNumericMetricsAggregation implements NumericMetricsAggregation.MultiValue {
protected MultiValue(String name, List pipelineAggregators, Map metaData) {
super(name, pipelineAggregators, metaData);
}
/**
* Read from a stream.
*/
protected MultiValue(StreamInput in) throws IOException {
super(in);
}
public abstract double value(String name);
public String valueAsString(String name) {
return format.format(value(name)).toString();
}
@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(String name, List pipelineAggregators, Map metaData) {
super(name, pipelineAggregators, metaData);
}
/**
* Read from a stream.
*/
protected InternalNumericMetricsAggregation(StreamInput in) throws IOException {
super(in);
}
@Override
public int hashCode() {
return Objects.hash(format, super.hashCode());
}
@Override
public boolean equals(Object obj) {
if (obj == null) {
return false;
}
if (obj.getClass() != getClass()) {
return false;
}
InternalNumericMetricsAggregation other = (InternalNumericMetricsAggregation) obj;
return super.equals(obj) &&
Objects.equals(format, other.format);
}
}