関連ワード:  is java 17 java 8    is jdk 17 java 8    is java 17 compatible with java 8    is java 17 faster than java 8    is java 17 better than java 8    is java 17 newer than java 8    is java 17 same as java 8    is java 17 higher than java 8    is java 17 backwards compatible with java 8    what is java 17 vs java 8