java one line conditional assignment

Java Tutorial

Java methods, java classes, java file handling, java how to's, java reference, java examples, java short hand if...else (ternary operator), short hand if...else.

There is also a short-hand if else , which is known as the ternary operator because it consists of three operands.

It can be used to replace multiple lines of code with a single line, and is most often used to replace simple if else statements:

Instead of writing:

Try it Yourself »

You can simply write:

COLOR PICKER

Contact Sales

If you want to use W3Schools services as an educational institution, team or enterprise, send us an e-mail: [email protected]

Report Error

If you want to report an error, or if you want to make a suggestion, send us an e-mail: [email protected]

Top Tutorials

Top references, top examples, get certified.

• Java One Line if Statement
• Java Howtos

Ternary Operator in Java

One line if-else statement using filter in java 8.

The if-else statement in Java is a fundamental construct used to conditionally execute blocks of code based on certain conditions. However, it often requires multiple lines to define a simple if-else block, which may not always be ideal, especially for concise and readable code.

Fortunately, Java provides a shorthand form called the ternary operator, which allows us to write a one-line if-else statement.

The ternary operator in Java, denoted as ? : , provides a compact way to represent an if-else statement. Its syntax is as follows:

Here, condition is evaluated first. If condition is true, expression1 is executed; otherwise, expression2 is executed.

Example 1: Assigning a Value Based on a Condition

This code uses the ternary operator to determine if a student has made a distinction based on their exam marks.

If marks is greater than 70 , the string Yes is assigned to the distinction variable and the output will be:

If marks is less than or equal to 70 , the string No is assigned to the distinction variable and the output will be:

Example 2: Printing a Message Conditionally

This code defines a Boolean variable isRaining with the value true and uses a ternary operator to print a message based on the value of isRaining .

If isRaining is true , it prints Bring an umbrella ; otherwise, it prints No need for an umbrella .

Example 3: Returning a Value from a Method

In this code, we’re assigning the maximum of a and b to the variable max using a ternary operator. The maximum value is then printed to the console.

You can try it yourself by replacing the values of a and b with your desired values to find the maximum between them.

Java 8 introduced streams and the filter method, which operates similarly to an if-else statement. It allows us to filter elements based on a condition.

Here’s its syntax:

Predicate is a functional interface that takes an argument and returns a Boolean. It’s often used with lambda expressions to define the condition for filtering.

Here’s a demonstration of a one-line if-else -like usage using the filter method in Java 8 streams.

As we can see, this example demonstrates a one-line usage of an if-else -like structure using the filter method. It first defines a list of words and then applies a stream to this list.

Within the map function, a lambda expression is used to check if each word starts with the letter b . If a word meets this condition, it remains unchanged; otherwise, it is replaced with the string Not available .

Finally, the resulting stream is collected back into a list using collect(Collectors.toList()) . The output shows the effect of this one-line if-else -like usage, modifying the words based on the specified condition.

Let’s see another example.

This example code also showcases the use of Java 8 streams to filter and print elements from a list based on a condition. The code begins by importing necessary packages and defining a class named Java8Streams .

Inside the main method, a list of strings, stringList , is created with elements 1 and 2 . The stream is then created from this list using the stream() method.

Next, the filter method is applied to this stream, utilizing a lambda expression as the predicate. The lambda expression checks if the string is equal to 1 .

If this condition is true, the string is allowed to pass through the filter; otherwise, it is discarded.

Finally, the forEach method is used to iterate over the filtered stream and print each element that passed the filter. It uses a method reference System.out::println to achieve this.

In summary, one-line if statements in Java offer a compact and efficient way to handle simple conditional logic. By understanding the syntax and appropriate usage, you can write concise code while maintaining readability and clarity.

Rashmi is a professional Software Developer with hands on over varied tech stack. She has been working on Java, Springboot, Microservices, Typescript, MySQL, Graphql and more. She loves to spread knowledge via her writings. She is keen taking up new things and adopt in her career.

Related Article - Java Statement

• Difference Between break and continue Statements in Java
• The continue Statement in Java

Mastering the Java One Line If Statement – A Comprehensive Guide for Efficient Coding

Understanding the basics of the java one line if statement.

The Java programming language provides a powerful feature known as the one line if statement, which allows for concise conditional execution of code. This blog post aims to provide a comprehensive overview of the Java one line if statement, including its definition, syntax, examples, and its advantages and disadvantages.

Definition and Syntax of the Java One Line If Statement

In simple terms, the Java one line if statement is a compact form of the traditional if statement that allows for executing a single statement if a condition is true. It is commonly used when there is only one statement to be executed based on a condition.

The syntax of the one line if statement is as follows:

{condition} ? {statement} : {statement}

Here, the {condition} represents the expression to be evaluated, {statement} represents the code to be executed if the condition is true, and the second {statement} represents the code to be executed if the condition is false.

Examples of the Java One Line If Statement

Let’s explore some examples to better understand the usage of the Java one line if statement.

Simple Example

int x = 5; int y = x > 0 ? 10 : 20; // If x is greater than 0, assign 10 to y; otherwise, assign 20 to y.

In this example, the condition x > 0 is evaluated. If it is true, the value 10 is assigned to the variable y . Otherwise, the value 20 is assigned to y .

Example with Multiple Conditions

int a = 5; int b = 3; String result = a > b ? "A is greater" : (b > a ? "B is greater" : "A and B are equal"); // Compare a and b and assign the appropriate result message to the variable result.

In this example, the conditions a > b and b > a are evaluated sequentially. If a > b is true, the message "A is greater" is assigned to result . If it is false, the second condition b > a is evaluated. If b > a is true, the message "B is greater" is assigned to result . If both conditions are false, the message "A and B are equal" is assigned to result .

Example with Nested If Statement

int number = 7; String result = number > 10 ? "Greater than 10" : (number > 5 ? "Greater than 5" : "Less than or equal to 5"); // Nested if statement to determine the value of number.

In this example, the condition number > 10 is evaluated. If it is true, the message "Greater than 10" is assigned to result . If it is false, the nested condition number > 5 is evaluated. If it is true, the message "Greater than 5" is assigned to result . If both conditions are false, the message "Less than or equal to 5" is assigned to result .

Advantages and Disadvantages of Using the Java One Line If Statement

Like any programming construct, using the Java one line if statement has its own advantages and disadvantages. Let’s take a closer look at them.

Advantages:

• Improved readability: The one line if statement allows for concise and readable code, especially when the conditions and statements are simple.
• Reduced code duplication: Using the one line if statement can help reduce code duplication by condensing multiple lines of code into a single line.
• Efficiency: The one line if statement can result in more efficient code execution compared to traditional if statements, especially when dealing with complex algorithms or large datasets.

Disadvantages:

• Reduced readability for complex conditions: In cases where the conditions become complex or involve multiple levels of nesting, the one line if statement may lead to decreased readability and maintainability.
• Limited to single statements: The one line if statement is only suited for scenarios where there is a single statement to be executed. If multiple statements are required, the traditional if statement should be used instead.

Next, let’s delve into some best practices for using the Java one line if statement to ensure clarity and maintainability of your code.

Best Practices for Using the Java One Line If Statement

To make the best use of the Java one line if statement and maintain code readability and maintainability, it is important to follow a set of best practices. Let’s explore these practices in more detail.

Importance of Readability and Code Maintainability

When using the one line if statement, it is crucial to prioritize code readability and maintainability. Although the one line if statement allows for concise code, it should not sacrifice clarity. Use meaningful variable and method names, follow consistent indentation, and add comments to explain complex conditions or statements.

Using Proper Indentation and Formatting

To ensure readability, it is essential to follow proper indentation and formatting when using the one line if statement. Place the entire one line if statement on a single line, unless it exceeds a reasonable length. In such cases, break the line after the question mark and align the second statement with the first one.

For example:

int age = 18; String result = age >= 18 ? "Eligible to vote" : "Not eligible to vote";

Indentation and alignment help to clearly distinguish the condition, true statement, and false statement, making it easier to understand the code flow.

Appropriate Use Cases for the Java One Line If Statement

The one line if statement is most suitable for scenarios involving simple conditions and a single statement. It can be effectively used in the following cases:

Simple Conditions

The one line if statement shines when dealing with straightforward conditions. For example, checking if a number is positive or negative:

int num = 5; String sign = num >= 0 ? "Positive" : "Negative";

Returning a Value

The one line if statement can be used to return a value based on a condition. For instance:

int score = calculateScore(); String result = score >= 90 ? "You passed" : "You failed";

Assigning a Value

In cases where a value needs to be assigned based on a condition, the one line if statement offers a concise solution. For instance:

int marks = 70; String grade = marks >= 80 ? "A" : "B";

Conditional Execution of a Statement

If a statement needs to be executed conditionally, the one line if statement can be employed. For example:

boolean loggedIn = checkLogin(); loggedIn ? showDashboard() : showLoginPage();

Common Mistakes to Avoid

While using the one line if statement, it is important to avoid common mistakes that can lead to errors or create confusion in the codebase. Let’s take a look at some of these mistakes and how to avoid them.

Overcomplicating the Condition

One common mistake is overcomplicating the condition by incorporating too many logical operators or complex comparisons. Instead, break down complex conditions into separate logical steps or consider using the traditional if statement for improved readability.

Nesting Too Many If Statements

While nesting if statements can be useful, excessive nesting can quickly lead to code that is difficult to read and understand. Try to keep the depth of nesting to a minimum or consider using other constructs like switches or logical operators.

Neglecting the Use of Parentheses

When using the one line if statement, it is crucial to enclose the condition in parentheses to ensure the desired order of evaluation. Neglecting to include parentheses can lead to unexpected results and logical errors.

Advanced Techniques for Using the Java One Line If Statement

In addition to the basic usage of the one line if statement, there are some advanced techniques that can further enhance its functionality and versatility. Let’s explore these techniques.

Ternary Operator as an Alternative

One notable alternative to the one line if statement is the ternary operator ( ?: ). The ternary operator performs the same function but with a slightly different syntax. It can be particularly useful when assigning a value based on a condition.

int temperature = 25; String weather = temperature > 30 ? "Hot" : "Warm";

It is worth noting that the ternary operator can sometimes result in more concise and readable code compared to the one line if statement when dealing with simple assignments.

Comparison of the Ternary Operator and Java One Line If Statement

While both the ternary operator and Java one line if statement serve similar purposes, the choice between them often comes down to personal preference and readability. In general, if the condition and statements are simple, the one line if statement can provide a more intuitive and readable solution. However, if the assignment of a value is the primary concern, the ternary operator might be a better choice.

Chaining Multiple Conditions

The one line if statement can be easily extended to handle multiple conditions using logical operators such as && (AND) and || (OR). This enables more complex conditions to be evaluated succinctly within a single line of code.

Using Logical Operators

Logical operators can be utilized to chain multiple conditions in the one line if statement. For example:

int age = 20; boolean isStudent = true; String result = age >= 18 && isStudent ? "Eligible for discounted price" : "Standard price";

In this example, both conditions – age >= 18 and isStudent – need to be true for the code block following the question mark to be executed.

Parentheses and Operator Precedence

When chaining multiple conditions in the one line if statement using logical operators, it is crucial to consider operator precedence and properly group the conditions using parentheses. This ensures that the conditions are evaluated in the intended order.

Using Method References and Lambda Expressions

The one line if statement can also be combined with method references and lambda expressions to simplify code and achieve more concise solutions.

Simplifying Code with Method References

Method references allow for a further reduction in code when invoking methods based on a condition. Instead of writing separate if statements, the one line if statement along with method references can provide a more streamlined solution.

List<String> names = Arrays.asList("John", "Jane", "Mike"); names.forEach(name -> System.out.println(name)); // Execute the print statement for each name in the list.

By combining the one line if statement and method references, the above code can be simplified as follows:

names.forEach(System.out::println);

Applying Lambda Expressions with the Java One Line If Statement

Lambda expressions can also be used in conjunction with the one line if statement to achieve more concise code. Consider the following example:

List<Integer> numbers = Arrays.asList(1, 2, 3, 4, 5); numbers.stream().filter(num -> num % 2 == 0).forEach(num -> System.out.println(num)); // Print all even numbers in the list.

Using the one line if statement along with a lambda expression, the code can be simplified as follows:

numbers.stream().filter(num -> num % 2 == 0).forEach(System.out::println);

In conclusion, the Java one line if statement provides a concise and powerful way to execute a single statement based on a condition. By leveraging this feature effectively, developers can enhance code readability, reduce duplication, and improve code efficiency. However, it is important to follow best practices and consider the limitations to maintain code clarity and maintainability. Additionally, advanced techniques such as the use of the ternary operator, logical operators, method references, and lambda expressions can further enhance the functionality of the one line if statement. Remember to practice and experiment with different use cases to master this versatile construct.

Related posts:

• Mastering the C# If Statement – A Comprehensive Guide for Beginners and Experts
• Mastering the Java Question Mark Operator – Your Ultimate Guide
• Mastering the Power of One-Line If Statements in Java – A Comprehensive Guide
• The Ultimate Guide to Mastering the Java Conditional Operator – A Comprehensive Tutorial
• The Precedence of Logical Operators – Understanding the Order of Operations in Logical Expressions

Conditional Statements

Conditional statements in Java allow you to control the flow of your program based on certain conditions. The two main types of conditional statements are if statements and switch statements.

The basic syntax of an if statement is as follows:

• if (condition) {
•       // Code to be executed if the condition is true

If the condition inside the parentheses is true, the code block inside the curly braces is executed.

• int x = 10;
• if (x > 5) {
•       System.out.println("x is greater than 5");
•       System.out.println("x is not greater than 5");

You can use multiple conditions with else if to create more complex decision structures.

• if (condition1) {
•       // Code to be executed if condition1 is true
• } else if (condition2) {
•       // Code to be executed if condition2 is true
•       // Code to be executed if none of the conditions is true
• int num = 0;
• if (num > 0) {
•       System.out.println("Positive number");
• } else if (num < 0) {
•       System.out.println("Negative number");
•       System.out.println("Zero");

A switch statement allows you to select one of many code blocks to be executed.

• switch (expression) {
•       case value1:
•             // Code to be executed if expression equals value1
•             break;
•       case value2:
•             // Code to be executed if expression equals value2
•       // Additional cases
•       default:
•             // Code to be executed if none of the cases match
• int dayOfWeek = 3;
• switch (dayOfWeek) {
•       System.out.println("Monday");
•       break;
•       System.out.println("Tuesday");
• // Additional cases
•       System.out.println("Invalid day");

In summary, conditional statements in Java (if, else, else if, and switch) allow you to control the flow of your program based on specific conditions. They are essential for creating flexible and responsive programs.

Certainly! Here are some questions related to conditional statements in Java along with their answers:

Conditional statements in Java allow you to make decisions in your code based on certain conditions. They control the flow of the program by executing different blocks of code depending on whether specified conditions are true or false.

An if-else statement provides an alternative block of code to be executed if the initial condition in the if statement is false. The else block is executed when the condition is false.

Yes, you can have multiple else if statements in a sequence to check multiple conditions. The first if or else if block with a true condition will be executed, and subsequent blocks will be skipped.

The switch statement in Java is used to select one of many code blocks to be executed based on the value of an expression. It provides an alternative to a series of if-else if statements.

A switch statement is often more concise and readable than a series of if-else if statements when testing the same expression against multiple possible values. However, switch statements can only be used with certain types (e.g., integers, characters, strings).

The break statement is used in a switch block to exit the switch statement after a case is matched and executed. Without break, the control would "fall through" to subsequent cases.

Yes, a switch statement can have a default case. The default case is executed when none of the values in the case statements match the value of the expression.

A switch statement is often preferred when there are multiple conditions to check against a single value. It can result in more concise and readable code, especially when the conditions involve testing the same expression against different constant values.

The conditional ternary operator is a concise way to express an if-else statement in a single line. The syntax is: condition ? expression_if_true : expression_if_false. These questions and answers cover fundamental concepts related to conditional statements in Java, including if, else, else if, switch, and the ternary operator.

Ternary Operator in Java

Last updated: June 11, 2024

• Java Operators

Retrieval-Augmented Generation (RAG) is a powerful approach in Artificial Intelligence that's very useful in a variety of tasks like Q&A systems, customer support, market research, personalized recommendations, and more.

A key component of RAG applications is the vector database , which helps manage and retrieve data based on semantic meaning and context.

Learn how to build a gen AI RAG application with Spring AI and the MongoDB vector database through a practical example:

>> Building a RAG App Using MongoDB and Spring AI

Mocking is an essential part of unit testing, and the Mockito library makes it easy to write clean and intuitive unit tests for your Java code.

Get started with mocking and improve your application tests using our Mockito guide :

Download the eBook

Baeldung Pro comes with both absolutely No-Ads as well as finally with Dark Mode , for a clean learning experience:

>> Explore a clean Baeldung

Once the early-adopter seats are all used, the price will go up and stay at $33/year.

Azure Container Apps is a fully managed serverless container service that enables you to build and deploy modern, cloud-native Java applications and microservices at scale. It offers a simplified developer experience while providing the flexibility and portability of containers.

Of course, Azure Container Apps has really solid support for our ecosystem, from a number of build options, managed Java components, native metrics, dynamic logger, and quite a bit more.

To learn more about Java features on Azure Container Apps, visit the documentation page .

You can also ask questions and leave feedback on the Azure Container Apps GitHub page .

Modern software architecture is often broken. Slow delivery leads to missed opportunities, innovation is stalled due to architectural complexities, and engineering resources are exceedingly expensive.

Orkes is the leading workflow orchestration platform built to enable teams to transform the way they develop, connect, and deploy applications, microservices, AI agents, and more.

With Orkes Conductor managed through Orkes Cloud, developers can focus on building mission critical applications without worrying about infrastructure maintenance to meet goals and, simply put, taking new products live faster and reducing total cost of ownership.

Try a 14-Day Free Trial of Orkes Conductor today.

To learn more about Java features on Azure Container Apps, you can get started over on the documentation page .

And, you can also ask questions and leave feedback on the Azure Container Apps GitHub page .

Whether you're just starting out or have years of experience, Spring Boot is obviously a great choice for building a web application.

Jmix builds on this highly powerful and mature Boot stack, allowing devs to build and deliver full-stack web applications without having to code the frontend. Quite flexibly as well, from simple web GUI CRUD applications to complex enterprise solutions.

Concretely, The Jmix Platform includes a framework built on top of Spring Boot, JPA, and Vaadin , and comes with Jmix Studio, an IntelliJ IDEA plugin equipped with a suite of developer productivity tools.

The platform comes with interconnected out-of-the-box add-ons for report generation, BPM, maps, instant web app generation from a DB, and quite a bit more:

>> Become an efficient full-stack developer with Jmix

Get non-trivial analysis (and trivial, too!) suggested right inside your IDE or Git platform so you can code smart, create more value, and stay confident when you push.

Get CodiumAI for free and become part of a community of over 280,000 developers who are already experiencing improved and quicker coding.

Write code that works the way you meant it to:

>> CodiumAI. Meaningful Code Tests for Busy Devs

The AI Assistant to boost Boost your productivity writing unit tests - Machinet AI .

AI is all the rage these days, but for very good reason. The highly practical coding companion, you'll get the power of AI-assisted coding and automated unit test generation . Machinet's Unit Test AI Agent utilizes your own project context to create meaningful unit tests that intelligently aligns with the behavior of the code. And, the AI Chat crafts code and fixes errors with ease, like a helpful sidekick.

Simplify Your Coding Journey with Machinet AI :

>> Install Machinet AI in your IntelliJ

Handling concurrency in an application can be a tricky process with many potential pitfalls . A solid grasp of the fundamentals will go a long way to help minimize these issues.

Get started with understanding multi-threaded applications with our Java Concurrency guide:

>> Download the eBook

Spring 5 added support for reactive programming with the Spring WebFlux module, which has been improved upon ever since. Get started with the Reactor project basics and reactive programming in Spring Boot:

>> Download the E-book

Let's get started with a Microservice Architecture with Spring Cloud:

Download the Guide

Since its introduction in Java 8, the Stream API has become a staple of Java development. The basic operations like iterating, filtering, mapping sequences of elements are deceptively simple to use.

But these can also be overused and fall into some common pitfalls.

To get a better understanding on how Streams work and how to combine them with other language features, check out our guide to Java Streams:

Download the E-book

Do JSON right with Jackson

Get the most out of the Apache HTTP Client

Get Started with Apache Maven:

Working on getting your persistence layer right with Spring?

Explore the eBook

Building a REST API with Spring?

Get started with Spring and Spring Boot, through the Learn Spring course:

Explore Spring Boot 3 and Spring 6 in-depth through building a full REST API with the framework:

>> The New “REST With Spring Boot”

Get started with Spring and Spring Boot, through the reference Learn Spring course:

>> LEARN SPRING

Yes, Spring Security can be complex, from the more advanced functionality within the Core to the deep OAuth support in the framework.

I built the security material as two full courses - Core and OAuth , to get practical with these more complex scenarios. We explore when and how to use each feature and code through it on the backing project .

You can explore the course here:

>> Learn Spring Security

Spring Data JPA is a great way to handle the complexity of JPA with the powerful simplicity of Spring Boot .

Get started with Spring Data JPA through the guided reference course:

>> CHECK OUT THE COURSE

1. Overview

The ternary conditional operator ?: allows us to define expressions in Java. It’s a condensed form of the if-else statement that also returns a value.

In this tutorial, we’ll learn when and how to use a ternary construct. We’ll start by looking at its syntax and then explore its usage.

Further reading:

Control structures in java, if-else statement in java, how to use if/else logic in java streams.

The ternary operator ?: in Java is the only operator that accepts three operands :

The very first operand must be a boolean expression. The second and third operands can be any expressions that are type-compatible with each other and with the variable where the result is used:

The ternary construct returns expression1 as an output if the first operand  is evaluated to be  true , and expression2 if it’s evaluated to be false . Importantly, expression1  and expression2  must be expressions that return a value, not a void statement.

An if-else statement should be used instead when we need to conditionally execute a void method.

3. Advantages of Ternary Operator

Let’s look at some advantages the ternary operator presents:

• Allows us to write an if-else statement in a single line of code, which can improve conciseness
• Enables concise initialization of final variables
• Can make code debugging easier, especially for simple conditions, because of its compactness. When debugging, having a single line of code for conditional operation can make it easier to set breakpoints and examine the result of the condition.
• Unlike the if-else block, it can be used directly in a return statement or variable initialization.

4. Ternary Operator Examples

Let’s consider an example of the if-else construct:

Here, we’ve assigned a value to msg based on the conditional evaluation of num .

4.1. Basic Usage

We can make the earlier if-else construct more concise by replacing it with a ternary construct:

Here, we use a ternary operator to assign the appropriate value to msg based on the condition num > 10 .

4.2. Usage With final Variables

The ternary operator is useful when initializing a final variable:

The ternary operator allows us to initialize the final variable msg  with a value that depends on num . Once assigned, this value cannot be changed.

4.3. Usage in return Statements

We can use the ternary operator directly in return statements:

In the code above, we define a method checkNumber() that accepts an int as an argument .  The method uses a ternary operator in the return statement to immediately return a string based on whether num is greater than 10 or not.

4.4. Incorrect Usage

Importantly, a ternary operator cannot be used for statements that don’t return a value .

Let’s consider an if-else statement that doesn’t return a value:

The code above uses Logger  to output a result based on num .

Now, let’s look at an incorrect attempt to convert the if-else statement to a ternary expression:

The code above demonstrates incorrect usage of the ternary operator because LOGGER.info() is a void method and doesn’t return a value.

5. Expression Evaluation

When using a Java ternary construct, only one of the right-hand side expressions (either expression1 or expression2 ) is evaluated at runtime.

We can test that out by writing a simple JUnit test case:

Our boolean expression 12 > 10 always evaluates to true , so the value of exp2 remained as-is.

Similarly, let’s consider what happens for a false condition:

This time, the value of exp1 remained untouched, and the value of exp2 was incremented by 1.

6. Nesting Ternary Operator

We can nest our ternary operator to any number of levels of our choice.

Let’s see a quick example:

To improve the readability of the above code, we can use parentheses () wherever necessary:

However , please note that it’s not recommended to use such deeply nested ternary constructs in the real world . This is because it makes the code less readable and more difficult to maintain.

7. Conclusion

In this quick article, we learned about the ternary operator in Java. It isn’t possible to replace every if-else construct with a ternary operator, but it’s a great tool for some cases and makes our code much shorter and more readable.

As usual, the entire source code is available over on GitHub .

Explore the secure, reliable, and high-performance Test Execution Cloud built for scale. Right in your IDE:

Basically, write code that works the way you meant it to.

AI is all the rage these days, but for very good reason. The highly practical coding companion, you'll get the power of AI-assisted coding and automated unit test generation . Machinet's Unit Test AI Agent utilizes your own project context to create meaningful unit tests that intelligently aligns with the behavior of the code.

>>Download the E-book

The Apache HTTP Client is a very robust library, suitable for both simple and advanced use cases when testing HTTP endpoints . Check out our guide covering basic request and response handling, as well as security, cookies, timeouts, and more:

Get started with Spring Boot and with core Spring, through the Learn Spring course: