com.softicar.platform.common.container.map.number.BigDecimalMap Maven / Gradle / Ivy

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The SoftiCAR Platform is a lightweight, Java-based library to create interactive business web applications.

There is a newer version: 50.0.0

package com.softicar.platform.common.container.map.number;

import com.softicar.platform.common.math.arithmetic.Arithmetics;
import java.math.BigDecimal;
import java.math.RoundingMode;
import java.util.Comparator;
import java.util.Map;
import java.util.TreeMap;

/**
 * A {@link NumberMap} for {@link BigDecimal}.
 *
 * @param 
 *            the type of the keys
 * @author Oliver Richers
 */
public class BigDecimalMap extends NumberMap {

	public BigDecimalMap() {

		this(new TreeMap());
	}

	public BigDecimalMap(Comparator comparator) {

		this(new TreeMap(comparator));
	}

	public BigDecimalMap(Map data) {

		super(data, Arithmetics.BIG_DECIMAL);
	}

	public void round(int precision) {

		for (K key: getDataContainer().keySet()) {
			getDataContainer().put(key, getDataContainer().get(key).setScale(precision, RoundingMode.HALF_UP));
		}
	}
}