Take java.lang.Runtime as an example. There is only ONE Runtime for a JVM. Everybody can get that one as follows:
Runtime rt = System.getRuntime();
But nobody is allowed to create a Runtime.
---The constructor of Runtime is private, and correspondingly, Runtime is infertile.
Runtime rt = System.getRuntime();
But nobody is allowed to create a Runtime.
---The constructor of Runtime is private, and correspondingly, Runtime is infertile.