Java 21 release brings along with it new features which are very much programmer friendly and helps developer to reduce the amount of code to achieve same functionality. In this article, we will go through three of these features – Record Patterns, Pattern Matching for switch and Virtual Threads. Record Patterns This feature helps in […]
Java 21 : Record Patterns, Pattern Matching and Virtual Threads Read More »
Redis is an open source, in-memory data store which is widely used various projects across the globe. Mostly renowned for its prowess in cache management. Testcontainers is a Java library used for unit tests. It helps in writing JUnit tests which are focused on validating features that require external component like database or web browsers.
Redis with Testcontainers in Java Read More »
Reflection API provides us various methods to play around with class, its members and their associated modifiers also. In this post we will go through some of those methods. Reflection on Methods: Reflection API provide us methods to fetch list of methods available of a class and can be invoked accordingly. Methods are represented as
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Reflection API provides us various methods to play around with array objects also. Refer below code demonstrating different array reflection methods. newInstance() method in Array.java class helps us to create an array using reflection.isArray() method on Class.java object represent whether the object is an array or not.getComponentType() method on Class.java helps to identify the type
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Reflection is an API which help us to analyze and modify the behavior of a class at runtime. It provides us methods which can be used to achieve the desired behavior. Object Creation: Reflection API provide us methods which can fetch list of constructors available of a class and can be used to create objects.
Java Reflection: Constructors and Fields Read More »
When we are working with multithreading implementations, we have to consider the behavior of our code when multiple threads try to access it. We need to make sure our threads do not fight and work in peace and harmony. To begin with, let’s start with race condition. Race Conditions: These are situations where non atomic
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Since now we have some idea on locks and how threads use them for execution, Let’s look into some classes which further helps us in our use cases. ReentrantLock class: In addition to lock functionality, this class provide few more utility methods which help us in our user cases. tryLock() method: This method returns boolean
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Since we are aware how to create threads now it’s time to observe some critical thread methods. Method interrupt(): Consider a long running thread. If we invoke the interrupt method of this thread, we are basically telling the thread to stop executing whatever it is doing and instead execute a different code. This “different code”
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Multithreading can be viewed as a digital world’s term for multi-tasking. When someone say they are multitasking, they are performing multiple different tasks within a timeframe. Even though it is an advanced topic, its use can be observed in our day-to-day basic tasks – Multi-tasking in Java can be achieved using Threads and thus the
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