In order to understand the performance implications of exceptions, read the paragraph on performance. All Java developers must address the challenging task of catching different kinds of ...

By declaring that a method throws java.lang.Exception, all the issues in Listing A are forced upon the API users, so they can't deal with exceptions professionally. By declaring subclasses of the ...

Some exceptions in Java must be handled in the developer's code. Other exceptions can occur without any exception handling semantics at all. When an exception must be handled with try-and-catch ...

Sun Microsystems’ Java compiler would tell you that IOException “is never thrown in body of corresponding try statement.” That is because File.delete() doesn’t throw any exceptions at all.

Error handling, also called exception handling, is a big part of Java, but it’s also one of the more divisive elements. Exception handling allows a developer to ...

That puts all exception logging in one place, in one file on one layer of the applications. It makes enterprise applications easier to troubleshoot, and the codebase easier to maintain. Fix the top 10 ...

Null pointer exception is an “exception” (error) that is particularly common when programming in Java. For a beginner, this is a confusing and daunting message to receive, but it can be just ...

Apache Struts, the web application framework, helps developers get Java web apps up and running in next to no time, using a Model-View-Controller framework. One important part of creating a great ...