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Java.util.arraylist Cannot Be Cast To Java.util.iterator

i keep getting the below error when running the simplest test I think I can which is also below. Iterator without Generics Example Generics got introduced in Java 5. So that might help someone else out in future. Is there still a way to prevent Trump from becoming president? check over here

What is the point of update independent rendering in a game loop? If you try to add a integer value to ArrayList in the below program, you would get compile time error. X Collapse Posts Latest Activity Search Page of 1 Filter Time All Time Today Last Week Last Month Filtered by: Clear All new posts snacht Registered Developer Join Date: Mar 2010 System.out.print("Modified list backwards: "); while (litr.hasPrevious()) { String element = litr.previous(); System.out.print(element + " "); } } } Related examples in the same category1.new ArrayList < E > ()2.new ArrayList(Collection c)http://stackoverflow.com/questions/6641006/casting-arrays-aslist-causing-exception-java-util-arraysarraylist-cannot-be-ca

Why did Borden do that to his wife in The Prestige? if they are inherited, directly or indirectly, one from another. You seem to have forgotten to ask a question?

Hello folks, how do i find where to resolve the error in the code? In this Java tutorial we will see Why java.lang.ClassCastException comes and how to resolve ClassCastException in Java. On 1941 Dec 7, could Japan have destroyed the Panama Canal instead of Pearl Harbor in a surprise attack? Since a string array is passed into Arrays.asList in both cases, shouldn't both snippets produce an exception or not produce an exception?

You can typically fix Eclipse by doing an explicit GWT compile, or, if all else fails, switching to a different JDK and switching back (yes really. How did you modify the contents? Drew - if this assumption is incorrect say so! –corsiKa Aug 15 '13 at 18:14 @corsiKa: Ok, (haven't worked with JSP yet). more info here You cannot, eg, cast a reference to a HashMap to make it a LinkedHashMap reference, but you can cast a reference to a LinkedHashMap to be a HashMap, and you can

Iterators that do this are known as fail-fast iterators, as they fail quickly and cleanly, rather that risking arbitrary, non-deterministic behavior at an undetermined time in the future. share|improve this answer answered Jul 10 '11 at 12:24 Waldheinz 7,95612350 1 This answer is the one that helped me understand what the other answers were saying about coding to java casting jtable tablemodel share|improve this question edited Jun 3 '14 at 11:02 Pshemo 71.7k1089133 asked Jun 3 '14 at 10:58 mounaim 32911024 2 I think you need to read Another simple solution below in this page. –GFPF Jan 25 at 8:48 add a comment| up vote 10 down vote The problem is you specified your List to contain ArrayLists -

Iterator takes the place of Enumeration in the Java Collections Framework. Not the answer you're looking for? So you can cast a vector to and from a List. Safety - Improve braking power in wet conditions What legal documents are Italian citizens supposed to carry when traveling to Ireland?

The small test is probably in his jsp. check my blog Iterators differ from enumerations in two ways: 1) Iterators allow the caller to remove elements from the underlying collection during the iteration with well-defined semantics. 2) Method names have been improved. In this tutorial, we will learn what is iterator, how to use it and what are the issues that can come up while using it. How to find second highest or maximum salary of Em...

Methods which were written to take advantage of polymorphic behavior and coded on interfaces prior to Java 5 and doesn't used parameter to provide type-safety. However, as a quick hint: your code assumes that query returns Person objects. Do the Leaves of Lórien brooches have any special significance or attributes? this content for your solution you can use addAll method in vector to add elements in arraylist –Vinay Lodha Jun 3 '14 at 11:03 Yes, you do not understand "cast".

BlockingQueue in Java - ArrayBlockingQueue vs Link... Your assumption of the lines causing the problem may not be correct. –Ravi Thapliyal Aug 15 '13 at 18:20 | show 3 more comments 1 Answer 1 active oldest votes up Since due to polymorphism in Java an Object instance can hold any type of Object but you can only cast between same type.

THere is an item about it in Effective Java public class test { static class Foo { } static class Moo extends Foo { } /** * @param args */ public

Anyway, the assumption that the code he showed us is not causing the problem is correct. –jlordo Aug 15 '13 at 18:19 Please post some more code. Login or Sign Up Log in with Search in titles only Search in Smart GWT Technical Q&A only Advanced Search Search SECTIONS Forums Home Page Overview Products Services Contact Company Look at the imports of your class and replace antlr.collections.List for java.util.List. Which means you can not store Integers on LinkedList of String, from Java 5 it will result in compile time error.

About the kanji 鱈 Skyrim: How to stop NPCs from picking up dropped items Start a coup online without the government intervening Is there a word for being sad about knowing Thus List> is not a type of List> and the cast fails because the return type of readExel is the former not the latter. How to read input from command line in Java using ... have a peek at these guys I'm still curious as to the cause of the exception. –DannyTree Jul 10 '11 at 12:18 Updated my answer –adarshr Jul 10 '11 at 12:20 I think

Ubuntu 16.04 installer cant see SSD drive Should I allow my child to make an alternate meal if they do not like anything served at mealtime? To do so, the class has to be "concrete" (as in "not abstract"). Join them; it only takes a minute: Sign up java.lang.ClassCastException: java.util.ArrayList cannot be cast to antlr.collections.List up vote 0 down vote favorite if i am not do type casting to query.list(); Tags: None Isomorphic Administrator Join Date: May 2006 Posts: 44713 #2 27th Apr 2010, 10:01 Make sure your includes are correct in your moduleName.get.XML file.

Comment 3 _ potingwu 2008-11-06 21:51:09 UTC The Faces Model does not fire such event, xam does: at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:339) at org.netbeans.modules.xml.xam.AbstractModel$Transaction.fireCompleteEventSet(AbstractModel.java:488) I think 'jsf.navigation' needs to handle it properly. Other Java debugging and troubleshooting tutorials How to solve java.util.NoSuchElementException in Java JDBC - java.lang.ClassNotFoundException: com.mysql.jdbc.Driver Solution How to fix java.io.NotSerializableException: org.apache.log4j.Logger Error in Java How to fix java.sql.SQLException: Invalid column Enjoyed this post? Is adding the ‘tbl’ prefix to table names really a problem?

Which is not at all unusual, as it is a difficult concept to grasp and probably more misunderstand it than understand it. –Hot Licks Jun 3 '14 at 11:05 Mapping network drive in Windows XP and 7 - net us... Reporter, please add requested information and reopen issue. However, this common ancestry does not mean that you can substitute one where the other is expected.