Venkat Subramaniam at a talk today mentioned about Cascade Method pattern or Train Wreck pattern which looks something like: someObject.method1().method2().method3().finalResult() Few might associate this with the builder pattern, but its not the […]
We all have at least once in our coding life time done this: “Concatenate the elements of a List into a comma separated string”. And each time we have spent some time […]
I have been trying to fit in lambda expressions in the code I write and this simple example is a consequence of the same. For those totally unaware of Lambda Expressions in […]
Template Method pattern is one of the 23 design patterns explained in the famous Design Patterns book by Erich Gamma, Richard Helm, Ralph Johnson and John Vlissides. The intent of this pattern […]
We all have used Arrays.sort to sort objects and primitive arrays. This API used merge sort OR Tim Sort underneath to sort the contents as shown below: [java] public static void sort(Object[] […]
In my previous posts I wrote about Predicate, Consumer and Function interfaces. In this post I will write about Supplier interface with which I will conclude the description of the interfaces in […]
In my previous post I wrote about Function interface which is part of java.util.package. I also mentioned about Predicate interface which is part of the same package and in this post I […]
I had previously written about functional interfaces and their usage. If you are exploring the APIs to be part of Java 8 and especially those APIs which support lambda expressions you will […]
Any java developer around the world would have used at least one of the following interfaces: java.lang.Runnable, java.awt.event.ActionListener, java.util.Comparator, java.util.concurrent.Callable. There is some common feature among the stated interfaces and that feature […]
We all know that interfaces in Java contain only method declarations and no implementations and any non-abstract class implementing the interface had to provide the implementation. Lets look at an example: Now […]
