我试图在系统中安装java,方法是按照页面中的说明:Java安装Instr Oracle
现在,当我输入java -version时,它给了我以下消息:
The program 'java' can be found in the following packages:
* default-jre
* gcj-5-jre-headless
* openjdk-8-jre-headless
* gcj-4.8-jre-headless
* gcj-4.9-jre-headless
* openjdk-9-jre-headless
Try: sudo apt inst
在我的openjdk中有问题,我清除它并重新安装它。
# apt-get remove --purge openjdk-7-jre
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages will be REMOVED:
openjdk-7-jre*
0 upgraded, 0 newly installed, 1 to remove and 1128 not
我试图在CentOS6.5上编译openjdk源代码,在运行make时得到了以下错误消息。如果有人能帮忙呢?提前谢谢。
软件版本: JDK: openjdk-7u40-fcs-src-b43-26_aug_2013操作系统: Linux 2.6.32-431.el6.x86_64
离开目录/usr/local/openjdk/build/linux-amd64-debug/hotspot/outputdir/linux_amd64_compiler2/jvmg' cd linux_amd64_compiler2/jvmg && ./test_gamma Using ja
系统:
Distributor ID: Ubuntu
Description: Ubuntu 16.10
Release: 16.10
JDK和JRE:
There are 2 choices for the alternative java (providing /usr/bin/java).
Selection Path Priority Status
------------------------------------------------------------
我有一个无法在Debian上运行的java应用程序(它在本地运行)。这就是原因:
Exception in thread "main" java.lang.UnsupportedClassVersionError: TimeSeriesEntry : Unsupported major.minor version 51.0
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(ClassLoader.java:643)
at ja