Tuesday, 5 July 2016

Java Tutorial : Java Exception handling (OutOfMemoryError-heapspace)


Click here to watch in Youtube :
https://www.youtube.com/watch?v=uUg23rnH67w&list=UUhwKlOVR041tngjerWxVccw

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Java Tutorial : Java Exception handling (OutOfMemoryError-heapspace) 
OutOfMemoryErrorDemo.java
import java.util.HashMap;
import java.util.Map;
import java.util.Random;

public class OutOfMemoryErrorDemo
{

    public static void main(String[] args)
    {
        Random random = new Random();
        Map<Integer,String> map = new HashMap<Integer,String>();
        String str = "Hello";
        
        while (true)
        {
            int randomValue = random.nextInt();
            str=str+"Peter";
            map.put(randomValue, str);
        }
    }

}
Output
Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
        at java.util.Arrays.copyOfRange(Unknown Source)
        at java.lang.String.<init>(Unknown Source)
        at java.lang.StringBuilder.toString(Unknown Source)
        at OutOfMemoryErrorDemo.main(OutOfMemoryErrorDemo.java:17)
Click the below link to download the code:
https://sites.google.com/site/javaee4321/java/ExceptionDemo_OutOfMemoryError_heapspace_App.zip?attredirects=0&d=1

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

Bitbucket Link:
https://bitbucket.org/ramram43210/java/src/4babce59a384cb4ab41f12b03cd7d11227a4b186/BasicJava/ExceptionDemo_OutOfMemoryError_heapspace_App/?at=master

See also:
  • All JavaEE Viedos Playlist
  • All JavaEE Viedos
  • All JAVA EE Links
  • Servlets Tutorial
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  • JDBC Tutorial
  • Java Collection Framework Tutorial
  • JAVA Tutorial
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