question: @ Override public boolean equals ( Object o ) { if ( this == o ) { return true ; } if ( o == null || getClass ( ) != o . getClass ( ) ) { return false ; } final ScalarReading that = ( ScalarReading ) o ; if ( mTimestampMillis != that . mTimestampMillis ) { return false ; } return Double . compare ( that . mValue , mValue ) == 0 ; }
target:  Only use this for testing.