[JAVA] BigDecimal compare

• The BigDecimal.equals method does not think that 2.0 is equals to 2.00, but compareTo does.
• equals
• new Integer(0).equals(new BigDecimal(0)): false
• new Integer(0).toString().equals(new BigDecimal(0).toString()): true

* Reference
- Java BigDecimal equals vs. comareTo | Xinotes