Java and Unix both use midnight, January 1, 1970 UTC/GMT as their epoch time. The Javadoc documentation for both of Java’s standard “Date” classes (java.sql.Date and java.util.Date ...

That's when Unix computer clocks will reach the time of 1234567890--1.2 billion seconds elapsed from January 1, 1970, the official beginning of the Unix epoch ... bit integers. Update 7:54 ...