ubuntu16.04にopenjdk9をインストールしてみた
インストール時にエラー発生
The following NEW packages will be installed:
openjdk-9-jdk openjdk-9-jdk-headless{a}
0 packages upgraded, 2 newly installed, 0 to remove and 1 not upgraded.
Need to get 0 B/345 kB of archives. After unpacking 831 kB will be used.
Do you want to continue? [Y/n/?] Y
Selecting previously unselected package openjdk-9-jdk-headless:amd64.
(Reading database ... 916479 files and directories currently installed.)
Preparing to unpack .../openjdk-9-jdk-headless_9~b114-0ubuntu1_amd64.deb ...
Unpacking openjdk-9-jdk-headless:amd64 (9~b114-0ubuntu1) ...
Selecting previously unselected package openjdk-9-jdk:amd64.
Preparing to unpack .../openjdk-9-jdk_9~b114-0ubuntu1_amd64.deb ...
Unpacking openjdk-9-jdk:amd64 (9~b114-0ubuntu1) ...
dpkg: error processing archive /var/cache/apt/archives/openjdk-9-jdk_9~b114-0ubuntu1_amd64.deb (--unpack):
trying to overwrite '/usr/lib/jvm/java-9-openjdk-amd64/include/linux/jawt_md.h', which is also in package openjdk-9-jdk-headless:amd64 9~b114-0ubuntu1
Errors were encountered while processing:
/var/cache/apt/archives/openjdk-9-jdk_9~b114-0ubuntu1_amd64.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)
Failed to perform requested operation on package. Trying to recover:
強制上書きでインストール
- 参考サイトを参考に以下のコマンドでインストール出来た。
てか、aptitudeで強制上書きってどうやるんだろう・・・
デフォルトのjavaを変更
java-1.8.0-openjdk-amd64 1081 /usr/lib/jvm/java-1.8.0-openjdk-amd64
java-1.9.0-openjdk-amd64 1091 /usr/lib/jvm/java-1.9.0-openjdk-amd64