Friday, 19 February 2016

Java Tutorial : Java wrapper class(equals method)


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Java Tutorial : Java wrapper class(equals method) 
WrapperClassTest.java
public class WrapperClassTest
{

    public static void main(String[] args)
    {
        Integer integerObj1 = new Integer(100);
        Integer integerObj2 = new Integer(10);

        /*
         * public boolean equals(Object obj)
         * 
         * Parameters: 
         * -----------
         * 
         * obj - the object to compare with.
         * 
         * Returns: 
         * --------
         * 
         * Determines whether this number object is equal to
         * the argument. The methods return true if the
         * argument is not null and is an object of the same
         * type and with the same numeric value.
         */
        boolean result = integerObj1.equals(integerObj2);
        System.out.println("result = " + result);

    }
}
Output
result = false
Click the below link to download the code:
https://sites.google.com/site/javaee4321/java/WrapperClassDemo_equals_method.zip?attredirects=0&d=1

Github Link:
https://github.com/ramram43210/Java/tree/master/BasicJava/WrapperClassDemo_equals_method

Bitbucket Link:
https://bitbucket.org/ramram43210/java/src/cedeb080226a76d0729219432daf4c1927cf3540/BasicJava/WrapperClassDemo_equals_method/?at=master

See also:
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  • JDBC Tutorial
  • Java Collection Framework Tutorial
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