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I Cannot Be Cast To Java.lang.string

Also write your own classes and method to take advantage of Generics to provide type-safety as shown in this example of How to write parameterized class. For some reasom, the api method did not 'fill in' the String arrays as expected... –jobinbasani Feb 1 '12 at 17:05 add a comment| up vote 4 down vote Try compare How to create thread safe Singleton in Java - Java... share|improve this answer edited Mar 24 '15 at 12:02 beresfordt 3,17772033 answered Mar 24 '15 at 11:59 gautam 11 add a comment| up vote 0 down vote thankyou Guys. have a peek here

Fill in your details below or click an icon to log in: Email (required) (Address never made public) Name (required) Website You are commenting using your WordPress.com account. (LogOut/Change) You are Try ArrayList a = new ArrayList<>(); share|improve this answer answered Sep 22 at 12:05 OldCurmudgeon 38.1k554118 add a comment| up vote 0 down vote At some point in your code you're A carefully designed program will never see ClassCastException. Can a text in Latin be understood by an educated Italian who never had any formal teaching of that language? http://stackoverflow.com/questions/29231288/classcastexception-java-lang-string-cannot-be-cast-to-ljava-lang-string

Share to Twitter Share to Facebook Labels: core java , error and exception , programming Location: United States 5 comments : Anonymous said... The keys in the parameter map are of type String. How to add, subtract days, months, years, hours fr...

Then you want to declare and initialize a variable named count , which will be of type int. This leads to ClassCastException if object is not of type on which you are casting it. I'm able to print the size of the vector as 2. Thanks.

Your stack trace will tell you where exactly. static_cast vs. Browse other questions tagged java string vector classcastexception or ask your own question. http://stackoverflow.com/questions/9098755/java-lang-string-cannot-be-cast-to-java-lang-string Inversion of Control and Dependency Injection desi...

Create a free website or blog at WordPress.com. %d bloggers like this: How to Create and Evaluate XPath Expression in Jav... Tags: servlet You can comment below, or link to this permanent URL from your own site. 2 Comments on "java.lang.ClassCastException: [Ljava.lang.String; cannot be cast to java.lang.String When using HttpServletRequest getParameters()" Alfred ClassCastException are simple like NullPointerException just look the stack-trace and go to the line number.

Map map=request.getParameterMap();
if(map.contains(key)){
String value=(String) map.get(key);
} java.lang.ClassCastException: [Ljava.lang.String; cannot be cast to java.lang.String] HttpServletRequest.getParameters() according to the javadocs returns an object of Map with the following attributes. https://coderanch.com/t/633683/java/java-lang-ClassCastException-java-lang That's all on What is ClassCastException in Java and how to solve Exception in thread "main" java.lang.ClassCastException. What is this line of counties voting for the Democratic party in the 2016 elections? ClassCastException is result of bad design and bad coding.

java.lang.classcastexception java.util.arraylist cannot be cast to java.lang.string I have seen this happening a lot in beginners code based on Java Collection framework, Since ArrayList and String are not related to each JUnit Tutorial for Unit Testing4. This covers Linux, Windows, Git and SVN among other hopefully useful nuggets. java selenium-webdriver casting share|improve this question edited Mar 24 '15 at 12:12 Eru Penkman 3,65221330 asked Mar 24 '15 at 11:22 Shari 33117 Reordered for clarity, formatted code simplified

XPath Tutorial - How to select elements in XPATH b... Oracle 10g Pagination Query - SQL Example for Java... java.lang.ClassCastException - How to solve Class Cast Exception Posted by: Sotirios-Efstathios Maneas in exceptions May 26th, 2014 In this tutorial we will discuss about ClassCastException. Check This Out You can only put a string into a slot within an array.

How to find middle element of LinkedList in Java i... What is this c. 1948 private plane with a sliding canopy? But yeah, just generally, the OP should look at what methods return and use an appropriately-typed variable to store those return values in. –T.J.

private Collection queryStatement(String SelectStatement) { int colcount = 0; int rowcount = 0; int rowcounter = 0; ArrayList a = new ArrayList(); Query query = getEntityManager().createNativeQuery(SelectStatement); // Query query = getEntityManager().createNativeQuery(SelectStatement,

How to fix java.lang.classcastexception cannot be ... We will also see how to minimize or avoid ClassCastException in Java by using Generics, as prevention is always better than cure. is not strictly correct. My cat sat on my laptop, now the right side of my keyboard types the wrong characters Build me a brick wall!

How to add, modify and drop column with default va... Someone peeled an American flag sticker off of my truck. posted 2 years ago Babu Singh wrote:resultset returns the rows which all is string. what makes this problem worse is that it only comes during runtime, ClassCastException doesn't come at compile time which makes it hard to detect specially in large enterprise Java application or

asked 1 year ago viewed 12728 times active 1 year ago Upcoming Events 2016 Community Moderator Election ends Nov 22 Get the weekly newsletter! I tried Iterator iter = dataVector.iterator(); while( iter.hasNext()) { System.out.println(iter.next()); } I always end up getting a [java.lang.String; cannot be cast to java.lang.String I used iter.next().getClass().getName() and it turned out to ThreadLocal in Java. Why is (a % 256) different than (a & 0xFF)?

Picking 10 distinct words 'randomly' from List of unique words What crime would be illegal to uncover in medieval Europe? Why were pre-election polls and forecast models so wrong about Donald Trump? Henry Post Reply Bookmark Topic Watch Topic New Topic Similar Threads Reg:: HTMLParser Reg. I googled a bit and found a similar problem at http://prideafrica.blogspot.com/2007/01/javalangclasscastexception.html I tried to set the generics as String[], but ended up with the same error.

StringClass1.getClassLoader()==StringClass2.getClassLoader(); share|improve this answer answered Feb 1 '12 at 15:56 Balconsky 6711923 Looks like something is trying to cast an array of Strings to String. –Bhesh Gurung Feb 1 Like this:Like Loading...