This project takes GPLv2 code from jdk7 and jdk8 to create a class that extends DecimalFormat, but retains the old rounding behavior of Java 6 and 7.
'com.moparisthebest.text:java7decimalformat:1.0'
<dependency>
<groupId>com.moparisthebest.text</groupId>
<artifactId>java7decimalformat</artifactId>
<version>1.0</version>
</dependency>
<dependency org="com.moparisthebest.text" name="java7decimalformat" rev="1.0"/>
"com.moparisthebest.text", "java7decimalformat", "1.0"