Solved

java.lang.ClassCastException: java.util.HashMap

Posted on 2006-10-26
3
1,696 Views
Last Modified: 2008-01-09
i am adding like this while adding;while retreving back i am getting java.lang.ClassCastException: java.util.HashMap

resultMap.put(new Integer(0),empDetailObject);
resultMap.put(new Integer(1),empDetailHashMap);
 finalMap.put(new Integer(0),resultMap);    // Is it correct way to add it to finalMap



while  retreving i am doing  like this;


empDetails = (EmpDetails) finalMap.get(new Integer(0));
HashMap empDetailHashMap      = (HashMap) finalMap.get(new Integer(1));
0
Comment
Question by:chaitu chaitu
  • 3
3 Comments
 
LVL 86

Expert Comment

by:CEHJ
ID: 17810629
Try

Map empDetailHashMap     = (Map) finalMap.get(new Integer(1));
0
 
LVL 86

Accepted Solution

by:
CEHJ earned 500 total points
ID: 17810630
But please post value of

System.out.println(finalMap.get(new Integer(1).getClass());
0
 
LVL 86

Expert Comment

by:CEHJ
ID: 17811509
:-)
0

Featured Post

Is Your Active Directory as Secure as You Think?

More than 75% of all records are compromised because of the loss or theft of a privileged credential. Experts have been exploring Active Directory infrastructure to identify key threats and establish best practices for keeping data safe. Attend this month’s webinar to learn more.

Question has a verified solution.

If you are experiencing a similar issue, please ask a related question

Suggested Solutions

Title # Comments Views Activity
How to parse custom JSON to POJO java 4 56
groovy example issue 10 90
eclipse argument 14 53
egit plugin on eclipse 8 40
By the end of 1980s, object oriented programming using languages like C++, Simula69 and ObjectPascal gained momentum. It looked like programmers finally found the perfect language. C++ successfully combined the object oriented principles of Simula w…
In this post we will learn how to connect and configure Android Device (Smartphone etc.) with Android Studio. After that we will run a simple Hello World Program.
Video by: Michael
Viewers learn about how to reduce the potential repetitiveness of coding in main by developing methods to perform specific tasks for their program. Additionally, objects are introduced for the purpose of learning how to call methods in Java. Define …
This tutorial explains how to use the VisualVM tool for the Java platform application. This video goes into detail on the Threads, Sampler, and Profiler tabs.

895 members asked questions and received personalized solutions in the past 7 days.

Join the community of 500,000 technology professionals and ask your questions.

Join & Ask a Question

Need Help in Real-Time?

Connect with top rated Experts

21 Experts available now in Live!

Get 1:1 Help Now