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Java Tutorial : Java Exception handling (OutOfMemoryError-heapspace) |
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); } } }
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)
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
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