関連ワード:  migrating from java 8 to java 17    upgrading from java 8 to java 17    moving from java 8 to java 17    migrating application from java 8 to java 17    steps to migrate from java 8 to java 17    migrate maven project from java 8 to java 17    how to migrate code from java 8 to java 17    java 8 to java 17 migration challenges    java 8 to java 17 migration spring boot issues    java 8 to java 17 migration spring boot