Java.lang.Runtime Class
Java Runtime Class
The Runtime class is part of the Java.lang package , i.e Java.lang.Runtime, and every Java programme has a single instance of it. It allows the application to interact with the environment in which it is operating.
Class declaration
The declaration of java.lang.Runtime class is:
public class Runtime extends Object
Java.lang.Runtime Methods
This class has a number of methods which are listed below:
Member Methods
| S.N | Methods & Description |
|---|---|
| 1. | long freeMemory() Returns the amount of free memory in the Java Virtual Machine. |
| 2. | long maxMemory() Returns the maximum amount of memory that the Java virtual machine will attempt to use. |
| 3. | long totalMemory() Returns the total amount of memory in the Java virtual machine. |
Methods inherited
This class inherits the methods of the following class:
- java.lang.Object
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