in initializer-generator/src/main/java/io/spring/start/site/project/JavaVersionProjectDescriptionCustomizer.java [162:173]
private Integer determineJavaGeneration(String javaVersion) {
try {
if ("1.8".equals(javaVersion)) {
return 8;
}
int generation = Integer.parseInt(javaVersion);
return ((generation > 8 && generation <= 19) ? generation : null);
}
catch (NumberFormatException ex) {
return null;
}
}