Problem/Bug Linux Spigot-1.12.1 Server Setup

Hello! Well iv'e been trying to setup a server using linux and for some reason no matter what I try it always gives me this error I am using Amazon Web Services
Error Code:
Exception in thread "main" java.lang.UnsupportedClassVersionError: org/bukkit/craftbukkit/Main : Unsupported major.minor version 52.0
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(ClassLoader.java:803)
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
at java.net.URLClassLoader.defineClass(URLClassLoader.java:442)
at java.net.URLClassLoader.access$100(URLClassLoader.java:64)
at java.net.URLClassLoader$1.run(URLClassLoader.java:354)
at java.net.URLClassLoader$1.run(URLClassLoader.java:348)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:347)
at java.lang.ClassLoader.loadClass(ClassLoader.java:425)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:312)
at java.lang.ClassLoader.loadClass(ClassLoader.java:358)
at sun.launcher.LauncherHelper.checkAndLoadMain(LauncherHelper.java:482)

 

@ItzJustEclipse
Spigot 1.12 requires Java 8, and your system currently has Java 7. Update your version of Java.

 

Would I update my linux server if so how would I do that? Because my computer im on has Java 8

 

@ItzJustEclipse
Is it a hosted server that's managed by someone else? If so, just contact your hosting provider.