This an actual summary for an actual Java book:
COBOL Programmers Swing with Java by E. Reed Doke, Bill C. Hardgrave and Richard A. Johnson Cambridge University Press é 2005 (296 pages) ISBN: 0521546842By drawing on the many similarities between COBOL and Java, this clear, comprehensive text introduces COBOL programmers to the history of Java and OO programming, then dives into details of the Java syntax, always contrasting with parallels in COBOL.
