com.tangosol.util.aggregator.DoubleMax Maven / Gradle / Ivy
/*
* Copyright (c) 2000, 2020, Oracle and/or its affiliates.
*
* Licensed under the Universal Permissive License v 1.0 as shown at
* http://oss.oracle.com/licenses/upl.
*/
package com.tangosol.util.aggregator;
import com.tangosol.util.InvocableMap;
import com.tangosol.util.ValueExtractor;
/**
* Calculates a maximum of numeric values extracted from a set of entries in a
* Map. All the extracted Number objects will be treated as Java
* double values.
*
* @param the type of the value to extract from
*
* @author gg 2005.09.05
* @since Coherence 3.1
*/
public class DoubleMax
extends AbstractDoubleAggregator
{
// ----- constructors ---------------------------------------------------
/**
* Default constructor (necessary for the ExternalizableLite interface).
*/
public DoubleMax()
{
super();
}
/**
* Construct a DoubleMax aggregator.
*
* @param extractor the extractor that provides a value in the form of
* any Java object that is a {@link Number}
*/
public DoubleMax(ValueExtractor extractor)
{
super(extractor);
}
/**
* Construct a DoubleMax aggregator.
*
* @param sMethod the name of the method that returns a value in the form
* of any Java object that is a {@link Number}
*/
public DoubleMax(String sMethod)
{
super(sMethod);
}
// ----- StreamingAggregator methods ------------------------------------
@Override
public InvocableMap.StreamingAggregator