Although the Java version has evolved from 1.0 to 1.4.2, the Java language itself has not changed, but it has increased a small number of keywords, so the industry has always called for amendment to the Java language to adapt to new development technologies. In February 2004, Sun released the first beta Beta1 (J2SE) 1.5 (J2SE) 1.5 No. 1.5, which was "Tiger", released Beta2 edition after a few months. In this release, Sun has made many exciting innovations in JAV language. In order to compete with .NET competition, J2SE1.5 has made significant improvements in ease of use, introducing generics, enhances FOR cycle, metadata, formatting input and output, static import, variable parameters, etc. Component JSR (Java Specification Requests) and other major updates developed by Java Community Process, JCP).
Full text reading:
"Tiger" came to the J2SE1.5 new function list
