Java Tutorial: Java Runtime class (How to get available Processors) ~ foundjava

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RuntimeDemo.java

public class RuntimeDemo
{
    public static void main(String[] args) 
    {
        /*
         * Returns the runtime object associated with the
         * current Java application.
         */
        Runtime runtime = Runtime.getRuntime();

        /*
         * Returns: the maximum number of processors
         * available to the virtual machine; never smaller
         * than one
         */
        int availableProcessors = runtime.availableProcessors();
        System.out.println("availableProcessors = "+availableProcessors);
    }

}

Output

availableProcessors = 4

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