December 4, 2018

Simple implementation for Callable interface in Java, using lambda.

In this tutorial, we will learn basic implementations for Callable interface  using lambda in java. Anonymous Class providing an implementation for Callable interface. Callable<String> callMyName = new Callable<String>() { @Override public String call() throws Exception { return “Anurag Anand”; } }; You can submit the above implementation to return any string value. The same can be […]

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November 30, 2018

Using lambda and Functional Programming to provide implementation for Callable interface – which prints a string n number of times in java

Callable is a Functional interface, it is similar in usage to Runnable interface. But with a small difference, that Callable can return a value, while Runnable can not return a value. In this tutorial, we will create a Callable which will return a String output. The string output is going to return String Value, which will be contain a given word  repeated n number of times. Given Values :- […]

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November 28, 2018

What is lambdas in Java – Understanding Lamdas in Java

Lambdas were introduced in Java 8. For me they are first step towards functional programming in java. Lambdas are a little like anonymous class. They are similar in the way they are defined and passed around as a parameter in functions. But, lambdas are not exactly an anonymous class. After compilation, an anonymous class has […]

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