Java.lang.Integer.getInteger() Method

Description

The java.lang.Integer.getInteger(String nm) method determines the integer value of the system property with the specified name.

Declaration

Following is the declaration for java.lang.Integer.getInteger() method

public static Integer getInteger(String nm)

Parameters

• nm -- This is the property name.

Return Value

This method returns the Integer value of the property.

Exception

• NA

Example

The following example shows the usage of java.lang.Integer.getInteger() method.

package com.tutorialspoint;

import java.lang.*;

public class IntegerDemo {

   public static void main(String[] args) {

     // determines the integer value of the system property 
     String str = "sun.arch.data.model";
     System.out.println(Integer.getInteger(str));

     // prints null
     str = "java";
     System.out.println(Integer.getInteger(str));
   }
} 

Let us compile and run the above program, this will produce the following result:

64
null